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Singapore Changi Airport to Changsha flight

Explore the cheapest one-way and round-trip flights from Singapore Changi Airport to Changsha over the next 90 days, with one-way fares from CAD 190 and round-trip from CAD 335. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Nov 11 | Scoot
      CSX 00:05
      4h 45m
      Direct
      SIN 04:50
      Changsha - Singapore | Wed, Nov 18 | Scoot
      CAD 409 CAD 630
      35% off
      35% off
      CAD 630 CAD 409
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Tue, Nov 17 | Scoot
      CSX 00:05
      4h 45m
      Direct
      SIN 04:50
      Changsha - Singapore | Thu, Nov 19 | Scoot
      CAD 447 CAD 630
      28% off
      28% off
      CAD 630 CAD 447
    • SIN 01:10
      13h 20m
      1 stop
      CSX 14:30
      Singapore - Changsha | Sun, Nov 15 | Shandong Airlines
      CSX 11:00
      13h 5m
      1 stop
      SIN 00:05
      Changsha - Singapore | Fri, Nov 20 | Shandong Airlines
      CAD 335 CAD 630
      47% off
      47% off
      CAD 630 CAD 335
    • SIN 01:10
      13h 20m
      1 stop
      CSX 14:30
      Singapore - Changsha | Sat, Nov 14 | Shandong Airlines
      CSX 11:00
      13h 5m
      1 stop
      SIN 00:05
      Changsha - Singapore | Sat, Nov 21 | Shandong Airlines
      CAD 335
      47% off
      CAD 630 CAD 335
    • SIN 01:10
      13h 20m
      1 stop
      CSX 14:30
      Singapore - Changsha | Mon, Nov 16 | Shandong Airlines
      CSX 00:05
      4h 45m
      Direct
      SIN 04:50
      Changsha - Singapore | Thu, Nov 19 | Scoot
      CAD 335
      47% off
      CAD 630 CAD 335
    • SIN 12:15
      9h 45m
      1 stop
      CSX 22:00
      Singapore - Changsha | Wed, Dec 30 | Hainan Airlines
      CSX 22:55
      11h 25m
      1 stop
      SIN 10:20
      Changsha - Singapore | Wed, Jan 6 | AirAsia
      CAD 343
      46% off
      CAD 630 CAD 343
    • SIN 12:15
      25h 15m
      1 stop
      CSX 13:30
      Singapore - Changsha | Thu, Dec 31 | Hainan Airlines
      CSX 22:55
      9h 25m
      1 stop
      SIN 08:20
      Changsha - Singapore | Wed, Jan 6 | AirAsia
      CAD 343
      46% off
      CAD 630 CAD 343
    • SIN 04:40
      8h 50m
      1 stop
      CSX 13:30
      Singapore - Changsha | Fri, Nov 13 | Hainan Airlines
      CSX 15:55
      11h 15m
      1 stop
      SIN 03:10
      Changsha - Singapore | Fri, Nov 20 | Hainan Airlines
      CAD 344
      45% off
      CAD 630 CAD 344
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Dec 30 | Scoot
      CSX 22:55
      9h 25m
      1 stop
      SIN 08:20
      Changsha - Singapore | Wed, Jan 6 | AirAsia
      CAD 346
      45% off
      CAD 630 CAD 346
    • SIN 13:00
      17h 25m
      1 stop
      CSX 14:00
      Singapore - Changsha | Thu, Nov 5 | Normal Airline
      CSX 15:00
      6h
      Direct
      SIN 16:00
      Changsha - Singapore | Sat, Nov 7 | Normal Airline
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    • Cheapest
      SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Sun, Jan 10 | Scoot
      CAD 194 CAD 309
      37% off
      37% off
      CAD 309 CAD 194
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Tue, Jan 19 | Scoot
      CAD 195 CAD 309
      37% off
      37% off
      CAD 309 CAD 195
    • SIN 01:10
      13h 20m
      1 stop
      CSX 14:30
      Singapore - Changsha | Sun, Nov 15 | Shandong Airlines
      CAD 196 CAD 302
      35% off
      35% off
      CAD 302 CAD 196
    • SIN 01:10
      13h 20m
      1 stop
      CSX 14:30
      Singapore - Changsha | Sat, Nov 14 | Shandong Airlines
      CAD 196
      35% off
      CAD 302 CAD 196
    • SIN 01:10
      13h 20m
      1 stop
      CSX 14:30
      Singapore - Changsha | Mon, Nov 16 | Shandong Airlines
      CAD 197
      35% off
      CAD 302 CAD 197
    • SIN 01:10
      13h 20m
      1 stop
      CSX 14:30
      Singapore - Changsha | Mon, Dec 7 | Shandong Airlines
      CAD 202
      33% off
      CAD 302 CAD 202
    • SIN 04:40
      11h 50m
      1 stop
      CSX 16:30
      Singapore - Changsha | Fri, Nov 13 | Hainan Airlines
      CAD 208
      31% off
      CAD 302 CAD 208
    • SIN 04:40
      17h 20m
      1 stop
      CSX 22:00
      Singapore - Changsha | Tue, Nov 10 | Hainan Airlines
      CAD 211
      30% off
      CAD 302 CAD 211
    • SIN 16:15
      21h 15m
      1 stop
      CSX 13:30
      Singapore - Changsha | Sun, Nov 15 | Hainan Airlines
      CAD 211
      30% off
      CAD 302 CAD 211
    • SIN 13:00
      17h 25m
      1 stop
      CSX 14:00
      Singapore - Changsha | Thu, Nov 5 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Sun, Jan 10 | Scoot
      CAD 194 CAD 309
      37% off
      37% off
      CAD 309 CAD 194
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Tue, Jan 19 | Scoot
      CAD 195 CAD 309
      37% off
      37% off
      CAD 309 CAD 195
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Dec 30 | Scoot
      CAD 213 CAD 309
      31% off
      31% off
      CAD 309 CAD 213
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Dec 30 | Scoot
      CAD 214
      28% off
      CAD 302 CAD 214
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Sun, Dec 27 | Scoot
      CAD 214
      31% off
      CAD 309 CAD 214
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Tue, Dec 29 | Scoot
      CAD 216
      30% off
      CAD 309 CAD 216
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Jan 13 | Scoot
      CAD 217
      30% off
      CAD 309 CAD 217
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Jan 6 | Scoot
      CAD 217
      30% off
      CAD 309 CAD 217
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Jan 20 | Scoot
      CAD 217
      30% off
      CAD 309 CAD 217
    • SIN 13:00
      17h 25m
      1 stop
      CSX 14:00
      Singapore - Changsha | Thu, Nov 5 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Sun, Jan 10 | Scoot
      CAD 194 CAD 489
      60% off
      60% off
      CAD 489 CAD 194
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Tue, Jan 19 | Scoot
      CAD 195 CAD 489
      60% off
      60% off
      CAD 489 CAD 195
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Dec 30 | Scoot
      CAD 213 CAD 489
      56% off
      56% off
      CAD 489 CAD 213
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Sun, Dec 27 | Scoot
      CAD 214
      56% off
      CAD 489 CAD 214
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Tue, Dec 29 | Scoot
      CAD 216
      56% off
      CAD 489 CAD 216
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Jan 13 | Scoot
      CAD 217
      56% off
      CAD 489 CAD 217
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Jan 6 | Scoot
      CAD 217
      56% off
      CAD 489 CAD 217
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Jan 20 | Scoot
      CAD 217
      56% off
      CAD 489 CAD 217
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Fri, Jan 15 | Scoot
      CAD 217
      56% off
      CAD 489 CAD 217
    • SIN 13:00
      17h 25m
      1 stop
      CSX 14:00
      Singapore - Changsha | Thu, Nov 5 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Tue, Nov 10 | Scoot
      CAD 257 CAD 692
      63% off
      63% off
      CAD 692 CAD 257
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Nov 4 | Scoot
      CAD 378 CAD 692
      45% off
      45% off
      CAD 692 CAD 378
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Sun, Nov 8 | Scoot
      CAD 431 CAD 692
      38% off
      38% off
      CAD 692 CAD 431
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Fri, Nov 6 | Scoot
      CAD 491
      28% off
      CAD 692 CAD 491
    • SIN 03:55
      7h
      1 stop
      CSX 10:55
      Singapore - Changsha | Mon, Nov 9 | China Southern Airlines
      CAD 190
      73% off
      CAD 692 CAD 190
    • SIN 03:55
      7h
      1 stop
      CSX 10:55
      Singapore - Changsha | Sun, Nov 8 | China Southern Airlines
      CAD 207
      70% off
      CAD 692 CAD 207
    • SIN 04:40
      8h 50m
      1 stop
      CSX 13:30
      Singapore - Changsha | Tue, Nov 10 | Hainan Airlines
      CAD 211
      70% off
      CAD 692 CAD 211
    • SIN 06:30
      7h 30m
      1 stop
      CSX 14:00
      Singapore - Changsha | Tue, Nov 10 | China Eastern Airlines
      CAD 230
      67% off
      CAD 692 CAD 230
    • SIN 04:40
      8h 50m
      1 stop
      CSX 13:30
      Singapore - Changsha | Mon, Nov 9 | Hainan Airlines
      CAD 256
      63% off
      CAD 692 CAD 256
    • SIN 13:00
      17h 25m
      1 stop
      CSX 14:00
      Singapore - Changsha | Thu, Nov 5 | Normal Airline
      Find more flights
      Find more flights
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Sun, Jan 10 | Scoot
      CAD 194 CAD 309
      37% off
      37% off
      CAD 309 CAD 194
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Tue, Jan 19 | Scoot
      CAD 195 CAD 309
      37% off
      37% off
      CAD 309 CAD 195
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Dec 30 | Scoot
      CAD 213 CAD 309
      31% off
      31% off
      CAD 309 CAD 213
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Dec 30 | Scoot
      CAD 214
      28% off
      CAD 302 CAD 214
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Sun, Dec 27 | Scoot
      CAD 214
      31% off
      CAD 309 CAD 214
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Tue, Dec 29 | Scoot
      CAD 216
      30% off
      CAD 309 CAD 216
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Jan 13 | Scoot
      CAD 217
      30% off
      CAD 309 CAD 217
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Jan 6 | Scoot
      CAD 217
      30% off
      CAD 309 CAD 217
    • SIN 18:15
      4h 50m
      Direct
      CSX 23:05
      Singapore - Changsha | Wed, Jan 20 | Scoot
      CAD 217
      30% off
      CAD 309 CAD 217
    • SIN 13:00
      17h 25m
      1 stop
      CSX 14:00
      Singapore - Changsha | Thu, Nov 5 | Normal Airline
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Trip.com Price Insights: Flights from Singapore Changi Airport to Changsha

Which month has the cheapest one-way flights from Singapore Changi Airport to Changsha?

The data is based on Trip.com data from the past 12 months and shows the average one-way fares by month from Singapore Changi Airport to Changsha.

Based on Trip.com data from the past 12 months, the cheapest one-way flights from Singapore Changi Airport to Changsha are usually in January, with an average price of CAD 230. February sees the highest fares, around CAD 450.

CAD 450
CAD 340
CAD 230
CAD 120
    Cheapest
  • CAD 350
    Nov
  • CAD 394
    Dec
  • CAD 230
    Jan
  • CAD 450
    Feb
  • CAD 326
    Mar
  • CAD 290
    Apr
  • CAD 350
    May
  • CAD 299
    Jun
  • CAD 267
    Jul
  • CAD 330
    Aug
  • CAD 284
    Sep
  • CAD 344
    Oct

Which month has the cheapest round-trip flights from Singapore Changi Airport to Changsha?

The data is based on Trip.com data from the past 12 months and shows the average round-trip fares by month from Singapore Changi Airport to Changsha.

Based on Trip.com data from the past 12 months, the cheapest round‑trip flights from Singapore Changi Airport to Changsha are usually in January, with an average price of CAD 432. February sees the highest fares, around CAD 797.

CAD 797
CAD 615
CAD 432
CAD 250
    Cheapest
  • CAD 472
    Nov
  • CAD 690
    Dec
  • CAD 432
    Jan
  • CAD 797
    Feb
  • CAD 557
    Mar
  • CAD 498
    Apr
  • CAD 557
    May
  • CAD 550
    Jun
  • CAD 471
    Jul
  • CAD 515
    Aug
  • CAD 438
    Sep
  • CAD 502
    Oct

Which day of the week has the cheapest flights from Singapore Changi Airport to Changsha?

The data is based on Trip.com data from the past 12 months and shows the average fares by each day of the week from Singapore Changi Airport to Changsha.

Based on Trip.com data from the past 12 months, the cheapest day for flights from Singapore Changi Airport to Changsha is Monday, with average prices lower than other days. Try to avoid departing on Saturday, as fares are typically the highest.

CAD 362
CAD 340
CAD 317
CAD 295
  • CAD 317
    Mon
  • CAD 327
    Tue
  • CAD 328
    Wed
  • CAD 329
    Thu
  • CAD 348
    Fri
  • CAD 362
    Sat
  • CAD 347
    Sun

Which airlines are the most popular for Singapore Changi Airport to Changsha flights?

The most popular airlines flying from Singapore Changi Airport to Changsha are Scoot, Xiamen Airlines, and Hainan Airlines, among 14 carriers on this route. Scoot offers the lowest fares. Based on Trip.com's flight booking data from the previous 12 months.
Scoot logo Scoot
Xiamen Airlines logo Xiamen Airlines
Hainan Airlines logo Hainan Airlines
China Eastern Airlines logo China Eastern Airlines
China Southern Airlines logo China Southern Airlines
Cathay Pacific logo Cathay Pacific
Sichuan Airlines logo Sichuan Airlines
Air China logo Air China
Malaysia Airlines logo Malaysia Airlines
Singapore Airlines logo Singapore Airlines
Shandong Airlines logo Shandong Airlines
AirAsia logo AirAsia
West Air logo West Air
Shanghai Airlines logo Shanghai Airlines

Flight Schedule from Singapore Changi Airport to Changsha

Check the schedule for flights from Singapore Changi Airport to Changsha and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. TR124

    Singapore Changi Airport

    18:10

    SIN

    4h 55m

    23:05

    CSX

    - M T - T - S
    Search

  2. 3U3920

    Singapore Changi Airport

    01:10

    SIN

    4h 35m

    Direct

    05:45

    TFU

    S M T W T F S
    Search

  3. 3U6741

    Chengdu Tianfu International Airport

    08:10

    TFU

    1h 50m

    Direct

    10:00

    CSX

    S M T W T F S

  4. HU448

    Singapore Changi Airport

    04:40

    SIN

    3h 35m

    Direct

    08:15

    HAK

    S - T - T - S
    Search

  5. HU7417

    Haikou Meilan International Airport

    11:15

    HAK

    2h

    Direct

    13:15

    CSX

    S M T W T F S

  6. HU748

    Singapore Changi Airport

    12:00

    SIN

    3h 40m

    Direct

    15:40

    HAK

    S - T - T F -
    Search

  7. HU7517

    Haikou Meilan International Airport

    16:30

    HAK

    2h 5m

    Direct

    18:35

    CSX

    S M T W T F S

  8. MU9648

    Singapore Changi Airport

    02:30

    SIN

    4h 10m

    Direct

    06:40

    KMG

    S M T W T F S
    Search

  9. MU5721

    Kunming Changshui International Airport

    11:40

    KMG

    2h 20m

    Direct

    14:00

    CSX

    S M T W T F S

  10. HU448

    Singapore Changi Airport

    04:40

    SIN

    3h 35m

    Direct

    08:15

    HAK

    S - T - T - S
    Search

  11. HU7617

    Haikou Meilan International Airport

    14:30

    HAK

    2h

    Direct

    16:30

    CSX

    S M T W T F S

  12. SC8062

    Singapore Changi Airport

    01:10

    SIN

    5h 55m

    Direct

    07:05

    TNA

    S M T W T F S
    Search

  13. SC8893

    Jinan Yaoqiang International Airport

    12:15

    TNA

    2h 15m

    Direct

    14:30

    CSX

    S M T W T F S

  14. HU448

    Singapore Changi Airport

    04:40

    SIN

    3h 35m

    Direct

    08:15

    HAK

    S - T - T - S
    Search

  15. HU7117

    Haikou Meilan International Airport

    15:00

    HAK

    2h

    Direct

    17:00

    CSX

    S M T W - F -

  16. HU7910

    Singapore Changi Airport

    04:40

    SIN

    3h 35m

    Direct

    08:15

    HAK

    - M - W - F -
    Search

  17. HU7117

    Haikou Meilan International Airport

    15:00

    HAK

    2h

    Direct

    17:00

    CSX

    S M T W - F -

  18. 3U3920

    Singapore Changi Airport

    01:10

    SIN

    4h 35m

    Direct

    05:45

    TFU

    S M T W T F S
    Search

  19. 3U6743

    Chengdu Tianfu International Airport

    16:05

    TFU

    1h 35m

    Direct

    17:40

    CSX

    S M T W T F S
Find more flights and airlines

What to know about flights from Singapore Changi Airport to Changsha?

Cheapest return ticket price CAD 315
Cheapest one-way flight price CAD 194
Off-season for travel September
Peak season for travel August

FAQs for Singapore Changi Airport to Changsha Flights

  • When is peak season for travel to Changsha?

    ؜The peak travel time for visiting Changsha is November. During this time, flights from Singapore Changi Airport to Changsha are the most expensive. Cheap tickets can still be booked on Trip.com.
  • Flights from Singapore Changi Airport (SIN) to Changsha Huanghua International Airport (CSX) take around 4 hours 45 minutes.
  • There are 1 airports near Changsha: Changsha Huanghua International Airport.
  • Scoot is a very popular airline operating an average of 1006 flights per month.
  • The latest flight departs from Singapore Changi Airport (SIN) at 18:20 and arrives in Changsha (CSX) at 23:05.
    • The distance from Changsha Huanghua International Airport to downtown is about 24km, by taxi about 40 minutes.
  • Yes. Scoot operate direct flights from Singapore Changi Airport to Changsha. The average flight time is approximately 4 hours 11 minutes, with about 0 flights per week. Actual schedules may vary by season.
  • The cheapest one-way flight from Singapore Changi Airport to Changsha currently starts from CAD 196, with round-trip fares from CAD 335. The lowest fare is offered by Shandong Airlines departing on Sun, Nov 15; prices are subject to availability.
  • Yes. The average flight time from Singapore Changi Airport to Changsha is about 4 hours 12 minutes. Actual flight time may vary due to routing, weather, and air traffic.
  • Currently, multiple airlines offer flights from Singapore Changi Airport to Changsha, including: Scoot Xiamen Airlines Hainan Airlines China Eastern Airlines China Southern Airlines Cathay Pacific Sichuan Airlines Air China Shandong Airlines AirAsia Berhad The selected airlines are based on Trip.com user booking data from the past 90 days.
  • Based on Trip.com flight data for departures within the next 30 days, the average one-way fare from Singapore Changi Airport to Changsha is CAD 423, and the average round-trip fare is CAD 625. Prices may vary depending on the departure date, airline, and availability.
  • Flights from Singapore Changi Airport to Changsha are usually cheapest in January, with an average one-way fare of about CAD 423. Prices may vary depending on the departure date, airline, and availability.
  • The earliest flight from Singapore Changi Airport to Changsha departs at 18:10, and the latest one departs at 18:10. There are approximately 3 flights per day. Flight times may change, so please check the latest departure and arrival times before your trip.
  • Flights from Singapore Changi Airport to Changsha usually arrive at Changsha Huanghua International Airport. Changsha Huanghua International Airport is the most convenient option for this route.
  • Scoot are the most popular budget airlines flying from Singapore Changi Airport to Changsha. Basic fares start from CAD 196. Before comparing final prices, watch out for baggage, seat selection, and payment surcharges.

Popular Destinations & Recommendations

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.