Trip.com
>
Flights
>
Singapore
>
Flights to Singapore
>
Houston to Singapore flight
>
George Bush Intercontinental Airport to Singapore Changi Airport flight

Explore the cheapest one-way and round-trip flights from George Bush Intercontinental Airport to Singapore Changi Airport over the next 90 days, with one-way fares from € 401 and round-trip from € 883. Based on Trip.com's latest 7-day flight data.

      • IAH 21:15
        46h 30m
        1 stop
        SIN 08:45
        Houston - Singapore | Mon, Oct 19 | Turkish Airlines
        SIN 12:50
        44h 15m
        1 stop
        IAH 20:05
        Singapore - Houston | Sun, Oct 25 | Turkish Airlines
        € 883 € 1,352
        35% off
        35% off
        € 1,352 € 883
      • IAH 14:30
        38h 25m
        1 stop
        SIN 17:55
        Houston - Singapore | Tue, Oct 13 | Turkish Airlines
        SIN 11:10
        45h 5m
        1 stop
        IAH 19:15
        Singapore - Houston | Tue, Oct 20 | Turkish Airlines
        € 905 € 1,352
        33% off
        33% off
        € 1,352 € 905
      • IAH 21:10
        46h 35m
        1 stop
        SIN 08:45
        Houston - Singapore | Thu, Oct 8 | Turkish Airlines
        SIN 05:25
        44h 20m
        1 stop
        IAH 12:45
        Singapore - Houston | Mon, Oct 12 | Turkish Airlines
        € 910 € 1,352
        33% off
        33% off
        € 1,352 € 910
      • IAH 21:10
        46h 35m
        1 stop
        SIN 08:45
        Houston - Singapore | Tue, Sep 1 | Turkish Airlines
        SIN 10:25
        45h 50m
        1 stop
        IAH 19:15
        Singapore - Houston | Sat, Sep 5 | Turkish Airlines
        € 1,007
        26% off
        € 1,352 € 1,007
      • IAH 21:15
        46h 30m
        1 stop
        SIN 08:45
        Houston - Singapore | Sat, Sep 12 | Turkish Airlines
        SIN 10:25
        45h 55m
        1 stop
        IAH 19:20
        Singapore - Houston | Fri, Sep 18 | Turkish Airlines
        € 1,010
        25% off
        € 1,352 € 1,010
      • IAH 21:15
        31h 40m
        1 stop
        SIN 17:55
        Houston - Singapore | Sun, Oct 18 | Turkish Airlines
        SIN 23:05
        26h 40m
        1 stop
        IAH 12:45
        Singapore - Houston | Fri, Oct 23 | Turkish Airlines
        € 1,025
        24% off
        € 1,352 € 1,025
      • IAH 21:15
        24h 55m
        1 stop
        SIN 11:10
        Houston - Singapore | Fri, Sep 11 | Turkish Airlines
        SIN 10:25
        45h 55m
        1 stop
        IAH 19:20
        Singapore - Houston | Wed, Sep 16 | Turkish Airlines
        € 1,026
        24% off
        € 1,352 € 1,026
      • IAH 01:10
        21h 45m
        1 stop
        SIN 11:55
        Houston - Singapore | Fri, Sep 11 | Eva Air
        SIN 15:20
        20h 5m
        1 stop
        IAH 22:25
        Singapore - Houston | Wed, Sep 16 | Eva Air
        € 1,043
        23% off
        € 1,352 € 1,043
      • IAH 21:15
        46h 30m
        1 stop
        SIN 08:45
        Houston - Singapore | Mon, Sep 14 | Turkish Airlines
        SIN 11:10
        45h 10m
        1 stop
        IAH 19:20
        Singapore - Houston | Sun, Sep 20 | Turkish Airlines
        € 1,045
        23% off
        € 1,352 € 1,045
      • IAH 01:10
        23h 45m
        1 stop
        SIN 13:55
        Houston - Singapore | Sat, Sep 12 | Eva Air
        SIN 15:20
        20h 5m
        1 stop
        IAH 22:25
        Singapore - Houston | Fri, Sep 18 | Eva Air
        € 1,063
        21% off
        € 1,352 € 1,063
      • IAH 21:10
        31h 45m
        1 stop
        SIN 17:55
        Houston - Singapore | Mon, Sep 7 | Turkish Airlines
        SIN 11:10
        45h 5m
        1 stop
        IAH 19:15
        Singapore - Houston | Thu, Sep 10 | Turkish Airlines
        € 1,064
        21% off
        € 1,352 € 1,064
      • IAH 16:45
        23h 30m
        1 stop
        SIN 05:15
        Houston - Singapore | Mon, Oct 19 | Air Canada
        SIN 07:00
        21h 37m
        1 stop
        IAH 15:37
        Singapore - Houston | Sun, Oct 25 | Air Canada
        € 1,068
        21% off
        € 1,352 € 1,068
      • HOU 13:00
        17h 25m
        1 stop
        SIN 14:00
        Houston - Singapore | Mon, Aug 31 | Normal Airline
        SIN 15:00
        6h
        Direct
        HOU 16:00
        Singapore - Houston | Wed, Sep 2 | Normal Airline
        Find more flights
        Find more flights
      • IAH 11:45
        37h 50m
        1 stop
        SIN 14:35
        Houston - Singapore | Wed, Sep 2 | ZIPAIR
        € 401 € 675
        41% off
        41% off
        € 675 € 401
      • IAH 11:45
        37h 50m
        1 stop
        SIN 14:35
        Houston - Singapore | Wed, Sep 30 | ZIPAIR
        € 419 € 675
        38% off
        38% off
        € 675 € 419
      • IAH 11:45
        37h 50m
        1 stop
        SIN 14:35
        Houston - Singapore | Fri, Sep 4 | ZIPAIR
        € 421 € 675
        38% off
        38% off
        € 675 € 421
      • IAH 11:45
        37h 50m
        1 stop
        SIN 14:35
        Houston - Singapore | Sat, Sep 5 | ZIPAIR
        € 439
        35% off
        € 675 € 439
      • IAH 11:45
        28h 35m
        1 stop
        SIN 05:20
        Houston - Singapore | Wed, Sep 9 | ZIPAIR
        € 442
        35% off
        € 675 € 442
      • IAH 11:45
        28h 35m
        1 stop
        SIN 05:20
        Houston - Singapore | Fri, Sep 11 | ZIPAIR
        € 446
        34% off
        € 675 € 446
      • IAH 16:45
        23h 30m
        1 stop
        SIN 05:15
        Houston - Singapore | Thu, Oct 8 | Air Canada
        € 510
        24% off
        € 675 € 510
      • IAH 16:45
        23h 30m
        1 stop
        SIN 05:15
        Houston - Singapore | Tue, Oct 6 | Air Canada
        € 510
        24% off
        € 675 € 510
      • IAH 16:45
        23h 30m
        1 stop
        SIN 05:15
        Houston - Singapore | Tue, Sep 15 | Air Canada
        € 510
        24% off
        € 675 € 510
      • IAH 16:45
        23h 30m
        1 stop
        SIN 05:15
        Houston - Singapore | Tue, Sep 8 | Air Canada
        € 520
        23% off
        € 675 € 520
      • IAH 09:43
        30h 32m
        1 stop
        SIN 05:15
        Houston - Singapore | Tue, Oct 13 | Air Canada
        € 533
        21% off
        € 675 € 533
      • IAH 18:10
        32h 35m
        1 stop
        SIN 15:45
        Houston - Singapore | Tue, Sep 1 | Qatar Airways
        € 533
        21% off
        € 675 € 533
      • HOU 13:00
        17h 25m
        1 stop
        SIN 14:00
        Houston - Singapore | Mon, Aug 31 | Normal Airline
        Find more flights
        Find more flights

Flight prices from George Bush Intercontinental Airport to Singapore Changi Airport are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

Trip.com Price Insights: Flights from George Bush Intercontinental Airport to Singapore Changi Airport

Which month has the cheapest one-way flights from George Bush Intercontinental Airport to Singapore Changi Airport?

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

Based on Trip.com data from the past 12 months, the cheapest one-way flights from George Bush Intercontinental Airport to Singapore Changi Airport are usually in March, with an average price of € 486. June sees the highest fares, around € 1,124.

€ 1,124
€ 805
€ 486
€ 167
    Cheapest
  • € 637
    Aug
  • € 583
    Sep
  • € 592
    Oct
  • € 694
    Nov
  • € 735
    Dec
  • € 597
    Jan
  • € 503
    Feb
  • € 486
    Mar
  • € 586
    Apr
  • € 975
    May
  • € 1,124
    Jun
  • € 879
    Jul

Which day of the week has the cheapest flights from George Bush Intercontinental Airport to Singapore Changi Airport?

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 George Bush Intercontinental Airport to Singapore Changi Airport.

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

€ 832
€ 785
€ 738
€ 691
  • € 793
    Mon
  • € 738
    Tue
  • € 815
    Wed
  • € 757
    Thu
  • € 832
    Fri
  • € 813
    Sat
  • € 755
    Sun

Which airline offers the cheapest flights from George Bush Intercontinental Airport to Singapore Changi Airport?

The cheapest airline flying from George Bush Intercontinental Airport to Singapore Changi Airport is Westjet (from € 391) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Westjet
From € 391
ZIPAIR
From € 401
Delta Air Lines
From € 409
Frontier Airlines
From € 424
All Nippon Airways
From € 445
Philippine Airlines
From € 457
Etihad Airways
From € 465
United Airlines
From € 481
Alaska Airlines
From € 492
Japan Airlines
From € 501

Find more flights and airlines

What is the flight schedule from George Bush Intercontinental Airport to Singapore Changi Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. ZG015

    George Bush Intercontinental Airport

    10:45

    IAH

    13h 40m

    Direct

    14:25

    NRT

    S - T - T F -
    Search

  2. TR875

    Narita International Airport

    21:15

    NRT

    3h 40m

    Direct

    23:55

    TPE

    S M - W T F -

  3. TR875

    Taiwan Taoyuan International Airport

    00:55

    TPE

    4h 25m

    Direct

    05:20

    SIN

    - M T - T F S

  4. DL1216

    George Bush Intercontinental Airport

    07:20

    IAH

    3h 20m

    Direct

    08:40

    LAX

    S M T W T F S
    Search

  5. AC1749

    Los Angeles International Airport

    17:05

    LAX

    2h 57m

    Direct

    20:02

    YVR

    - M T W T - -

  6. AC019

    Vancouver International Airport

    22:50

    YVR

    15h 25m

    Direct

    05:15

    SIN

    - M - - T - -

  7. F91755

    George Bush Intercontinental Airport

    22:59

    IAH

    3h 48m

    Direct

    00:47

    LAX

    S M T W T F S
    Search

  8. PR113

    Los Angeles International Airport

    12:55

    LAX

    14h 30m

    Direct

    18:25

    MNL

    S M - - T F -

  9. PR509

    Ninoy Aquino International Airport

    19:30

    MNL

    3h 40m

    Direct

    23:10

    SIN

    S M T W T F S

  10. NH7237

    George Bush Intercontinental Airport

    09:40

    IAH

    3h 45m

    Direct

    11:25

    LAX

    S M T W T F S
    Search

  11. NH005

    Los Angeles International Airport

    12:45

    LAX

    11h 45m

    Direct

    16:30

    NRT

    S M T W T F S

  12. NH819

    Narita International Airport

    17:30

    NRT

    4h 45m

    Direct

    21:15

    MNL

    S M T W T F S

  13. 5J817

    Ninoy Aquino International Airport

    05:55

    MNL

    3h 55m

    Direct

    09:50

    SIN

    S M T W - F S

  14. ZG015

    George Bush Intercontinental Airport

    10:45

    IAH

    13h 40m

    Direct

    14:25

    NRT

    S - T - T F -
    Search

  15. TR885

    Narita International Airport

    08:20

    NRT

    7h 15m

    Direct

    14:35

    SIN

    S M - - T F -

  16. F91404

    George Bush Intercontinental Airport

    06:00

    IAH

    2h 32m

    Direct

    09:32

    ATL

    S M T W T F S
    Search

  17. EY014

    Hartsfield–Jackson Atlanta International Airport

    21:40

    ATL

    13h 50m

    Direct

    19:30

    AUH

    S M T W T F S

  18. EY498

    Zayed International Airport

    21:40

    AUH

    8h

    Direct

    09:40

    SIN

    S M T W T F S

  19. WS1541

    George Bush Intercontinental Airport

    06:30

    IAH

    4h 20m

    Direct

    09:50

    YYC

    S M - W T F S
    Search

  20. WS146

    Calgary International Airport

    11:05

    YYC

    1h

    Direct

    12:05

    YEG

    S M T W T F S

  21. WS305

    Edmonton International Airport

    12:50

    YEG

    1h 45m

    Direct

    13:35

    YVR

    - M T W T - -

  22. PR117

    Vancouver International Airport

    23:55

    YVR

    14h 35m

    Direct

    05:30

    MNL

    S M - W T F S

  23. PR507

    Ninoy Aquino International Airport

    09:55

    MNL

    3h 45m

    Direct

    13:40

    SIN

    S M T W T F S

  24. F91755

    George Bush Intercontinental Airport

    22:59

    IAH

    3h 48m

    Direct

    00:47

    LAX

    S M T W T F S
    Search

  25. AC1745

    Los Angeles International Airport

    12:20

    LAX

    2h 57m

    Direct

    15:17

    YVR

    S - - - - F S

  26. AC019

    Vancouver International Airport

    22:50

    YVR

    15h 25m

    Direct

    05:15

    SIN

    - M - - T - -

  27. WS1543

    George Bush Intercontinental Airport

    14:50

    IAH

    4h 20m

    Direct

    18:10

    YYC

    S M T W T F S
    Search

  28. WS133

    Calgary International Airport

    21:55

    YYC

    1h 40m

    Direct

    22:35

    YVR

    S M T W T F S

  29. PR117

    Vancouver International Airport

    23:55

    YVR

    14h 35m

    Direct

    05:30

    MNL

    S M - W T F S

  30. PR509

    Ninoy Aquino International Airport

    19:30

    MNL

    3h 40m

    Direct

    23:10

    SIN

    S M T W T F S

  31. NH113

    George Bush Intercontinental Airport

    11:35

    IAH

    13h 50m

    Direct

    15:25

    HND

    S M T W T F S
    Search

  32. NH869

    Haneda Airport

    09:45

    HND

    4h 45m

    Direct

    13:30

    MNL

    S M T W T F S

  33. PR509

    Ninoy Aquino International Airport

    19:30

    MNL

    3h 40m

    Direct

    23:10

    SIN

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

About George Bush Intercontinental Airport and Singapore Changi Airport

Learn about George Bush Intercontinental Airport (IAH) and Singapore Changi Airport (SIN) — including location, terminals, transportation, and travel tips.

Flight distance 15,989.17km
Cheapest one-way ticket price € 401
Cheapest return ticket price € 883

FAQs for George Bush Intercontinental Airport to Singapore Changi Airport Flights

  • How long is a flight from George Bush Intercontinental Airport (IAH) to Singapore Changi Airport (SIN)?

    It takes around 23 hours 5 minutes to fly from George Bush Intercontinental Airport (iah) to Singapore Changi Airport (sin).
  • There are around 1 daily flights from George Bush Intercontinental Airport (IAH) to Singapore Changi Airport (SIN).
  • Tickets cost around € 1,533 in March, making it the cheapest month to book. George Bush Intercontinental Airport (IAH) to Singapore Changi Airport (SIN) is a popular route, so don't forget to book your tickets in advance.
  • The route from George Bush Intercontinental Airport (IAH) to Singapore Changi Airport (SIN) is quite popular. Without considering departure times or holidays, tickets cost around € 1,533 in March, the most expensive month to book this route.
  • The latest flight departs from George Bush Intercontinental Airport (IAH) at 19:50 and arrives in Singapore Changi Airport (SIN) at 07:55.
    • The distance from Singapore Changi Airport to downtown is about 17km, by taxi about 30 minutes.
    • The distance from Seletar Airport to downtown is about 15km, by taxi about 30 minutes.
  • Singapore Airlines is a very popular airline operating an average of 38 flights per month.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from George Bush Intercontinental Airport to Singapore Changi Airport is € 716. Prices may vary depending on the departure date, airline, and availability.
  • Enter George Bush Intercontinental Airport and Singapore Changi Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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.