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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 NZD 897 and round-trip from NZD 1,855. Based on Trip.com's latest 7-day flight data.

      • IAH 10:45
        23h 25m
        1 stop
        SIN 23:10
        Houston - Singapore | Tue, Oct 27 | ZIPAIR
        SIN 08:40
        19h 58m
        1 stop
        IAH 14:38
        Singapore - Houston | Mon, Nov 2 | Air Canada
        NZD 1,855 NZD 2,370
        22% off
        22% off
        NZD 2,370 NZD 1,855
      • IAH 15:19
        24h 11m
        1 stop
        SIN 05:30
        Houston - Singapore | Thu, Nov 5 | American Airlines
        SIN 20:45
        31h 46m
        1 stop
        IAH 14:31
        Singapore - Houston | Tue, Nov 10 | Singapore Airlines
        NZD 1,862 NZD 2,370
        21% off
        21% off
        NZD 2,370 NZD 1,862
      • IAH 18:10
        23h 50m
        1 stop
        SIN 07:00
        Houston - Singapore | Fri, Oct 30 | Air Canada
        SIN 08:40
        19h 58m
        1 stop
        IAH 14:38
        Singapore - Houston | Fri, Nov 6 | Air Canada
        NZD 1,896 NZD 2,370
        20% off
        20% off
        NZD 2,370 NZD 1,896
      • IAH 18:10
        23h 50m
        1 stop
        SIN 07:00
        Houston - Singapore | Thu, Oct 29 | Air Canada
        SIN 08:40
        19h 58m
        1 stop
        IAH 14:38
        Singapore - Houston | Wed, Nov 4 | Air Canada
        NZD 1,896
        20% off
        NZD 2,370 NZD 1,896
      • IAH 18:10
        23h 50m
        1 stop
        SIN 07:00
        Houston - Singapore | Wed, Oct 28 | Air Canada
        SIN 08:40
        19h 58m
        1 stop
        IAH 14:38
        Singapore - Houston | Wed, Nov 4 | Air Canada
        NZD 1,896
        20% off
        NZD 2,370 NZD 1,896
      • IAH 18:10
        22h 50m
        1 stop
        SIN 07:00
        Houston - Singapore | Wed, Nov 18 | Air Canada
        SIN 08:40
        19h 58m
        1 stop
        IAH 14:38
        Singapore - Houston | Wed, Nov 25 | Air Canada
        NZD 1,896
        20% off
        NZD 2,370 NZD 1,896
      • IAH 18:10
        22h 50m
        1 stop
        SIN 07:00
        Houston - Singapore | Fri, Nov 13 | Air Canada
        SIN 08:40
        19h 58m
        1 stop
        IAH 14:38
        Singapore - Houston | Wed, Nov 18 | Air Canada
        NZD 1,896
        20% off
        NZD 2,370 NZD 1,896
      • IAH 09:45
        39h 45m
        1 stop
        SIN 15:30
        Houston - Singapore | Tue, Nov 10 | ZIPAIR
        SIN 23:30
        22h 25m
        1 stop
        IAH 07:55
        Singapore - Houston | Thu, Nov 12 | Scoot
        NZD 1,943
        18% off
        NZD 2,370 NZD 1,943
      • IAH 16:45
        23h 30m
        1 stop
        SIN 05:15
        Houston - Singapore | Sat, Oct 17 | Air Canada
        SIN 07:00
        21h 37m
        1 stop
        IAH 15:37
        Singapore - Houston | Wed, Oct 21 | Air Canada
        NZD 1,974
        17% off
        NZD 2,370 NZD 1,974
      • IAH 18:10
        23h 50m
        1 stop
        SIN 07:00
        Houston - Singapore | Sat, Oct 31 | Air Canada
        SIN 08:40
        19h 58m
        1 stop
        IAH 14:38
        Singapore - Houston | Wed, Nov 4 | Air Canada
        NZD 1,975
        17% off
        NZD 2,370 NZD 1,975
      • 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 | Fri, Oct 23 | Air Canada
        NZD 1,975
        17% off
        NZD 2,370 NZD 1,975
      • IAH 09:43
        30h 32m
        1 stop
        SIN 05:15
        Houston - Singapore | Wed, Oct 14 | Air Canada
        SIN 07:00
        21h 37m
        1 stop
        IAH 15:37
        Singapore - Houston | Wed, Oct 21 | Air Canada
        NZD 2,014
        15% off
        NZD 2,370 NZD 2,014
      • HOU 13:00
        17h 25m
        1 stop
        SIN 14:00
        Houston - Singapore | Mon, Oct 12 | Normal Airline
        SIN 15:00
        6h
        Direct
        HOU 16:00
        Singapore - Houston | Wed, Oct 14 | Normal Airline
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      • IAH 10:55
        23h 15m
        1 stop
        SIN 23:10
        Houston - Singapore | Wed, Oct 28 | ZIPAIR
        NZD 897 NZD 1,238
        28% off
        28% off
        NZD 1,238 NZD 897
      • IAH 09:55
        23h 15m
        1 stop
        SIN 23:10
        Houston - Singapore | Wed, Nov 18 | ZIPAIR
        NZD 920 NZD 1,238
        26% off
        26% off
        NZD 1,238 NZD 920
      • IAH 09:45
        32h 55m
        1 stop
        SIN 08:40
        Houston - Singapore | Tue, Dec 1 | ZIPAIR
        NZD 984 NZD 1,238
        21% off
        21% off
        NZD 1,238 NZD 984
      • IAH 09:45
        23h 25m
        1 stop
        SIN 23:10
        Houston - Singapore | Tue, Nov 17 | ZIPAIR
        NZD 1,007
        19% off
        NZD 1,238 NZD 1,007
      • IAH 14:24
        37h 21m
        1 stop
        SIN 17:45
        Houston - Singapore | Tue, Nov 3 | Singapore Airlines
        NZD 1,024
        17% off
        NZD 1,238 NZD 1,024
      • IAH 18:10
        22h 50m
        1 stop
        SIN 07:00
        Houston - Singapore | Thu, Nov 12 | Air Canada
        NZD 1,034
        16% off
        NZD 1,238 NZD 1,034
      • IAH 19:10
        33h 35m
        1 stop
        SIN 17:45
        Houston - Singapore | Sun, Nov 1 | Singapore Airlines
        NZD 1,034
        16% off
        NZD 1,238 NZD 1,034
      • IAH 18:10
        22h 50m
        1 stop
        SIN 07:00
        Houston - Singapore | Thu, Nov 19 | Air Canada
        NZD 1,043
        16% off
        NZD 1,238 NZD 1,043
      • IAH 18:10
        23h 50m
        1 stop
        SIN 07:00
        Houston - Singapore | Wed, Oct 28 | Air Canada
        NZD 1,048
        15% off
        NZD 1,238 NZD 1,048
      • IAH 18:10
        23h 50m
        1 stop
        SIN 07:00
        Houston - Singapore | Thu, Oct 29 | Air Canada
        NZD 1,049
        15% off
        NZD 1,238 NZD 1,049
      • IAH 16:45
        23h 30m
        1 stop
        SIN 05:15
        Houston - Singapore | Wed, Oct 21 | Air Canada
        NZD 1,050
        15% off
        NZD 1,238 NZD 1,050
      • IAH 18:10
        22h 50m
        1 stop
        SIN 07:00
        Houston - Singapore | Fri, Nov 13 | Air Canada
        NZD 1,052
        15% off
        NZD 1,238 NZD 1,052
      • HOU 13:00
        17h 25m
        1 stop
        SIN 14:00
        Houston - Singapore | Mon, Oct 12 | Normal Airline
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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 NZD 1,008. June sees the highest fares, around NZD 2,331.

NZD 2,331
NZD 1,670
NZD 1,008
NZD 347
    Cheapest
  • NZD 1,094
    Oct
  • NZD 1,439
    Nov
  • NZD 1,525
    Dec
  • NZD 1,238
    Jan
  • NZD 1,044
    Feb
  • NZD 1,008
    Mar
  • NZD 1,216
    Apr
  • NZD 2,024
    May
  • NZD 2,331
    Jun
  • NZD 1,824
    Jul
  • NZD 1,478
    Aug
  • NZD 1,314
    Sep

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 Thursday, with average prices lower than other days. Try to avoid departing on Friday, as fares are typically the highest.

NZD 1,736
NZD 1,625
NZD 1,514
NZD 1,403
    Cheapest
  • NZD 1,593
    Mon
  • NZD 1,553
    Tue
  • NZD 1,730
    Wed
  • NZD 1,514
    Thu
  • NZD 1,736
    Fri
  • NZD 1,646
    Sat
  • NZD 1,543
    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 American Airlines (from NZD 783) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

American Airlines
From NZD 783
Frontier Airlines
From NZD 784
Alaska Airlines
From NZD 866
ZIPAIR
From NZD 872
Westjet
From NZD 880
Delta Air Lines
From NZD 882
Korean Air
From NZD 911
All Nippon Airways
From NZD 920
Etihad Airways
From NZD 933
Philippine Airlines
From NZD 998

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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

    11:25

    IAH

    14h

    Direct

    15:25

    NRT

    S - T - T F -
    Search

  2. ZG053

    Narita International Airport

    21:20

    NRT

    7h 10m

    Direct

    03:30

    SIN

    S M T W T F S

  3. AA3026

    George Bush Intercontinental Airport

    07:00

    IAH

    1h 24m

    Direct

    08:24

    DFW

    S M T W T F S
    Search

  4. KE032

    Dallas Fort Worth International Airport

    11:55

    DFW

    14h 45m

    Direct

    16:40

    ICN

    S M T W T F S

  5. KE645

    Incheon International Airport

    18:40

    ICN

    6h 10m

    Direct

    23:50

    SIN

    S M T W T F S

  6. DL1069

    George Bush Intercontinental Airport

    05:55

    IAH

    2h 2m

    Direct

    08:57

    ATL

    S M T W T F S
    Search

  7. DL189

    Hartsfield–Jackson Atlanta International Airport

    09:45

    ATL

    14h 25m

    Direct

    14:10

    ICN

    S M T W T F -

  8. DL7823

    Incheon International Airport

    23:30

    ICN

    6h 30m

    Direct

    05:00

    SIN

    S M T W T F S

  9. NH6451

    George Bush Intercontinental Airport

    10:40

    IAH

    13h 20m

    Direct

    14:00

    NRT

    S M T W T F S
    Search

  10. NH819

    Narita International Airport

    17:30

    NRT

    4h 45m

    Direct

    21:15

    MNL

    S M T W T F S

  11. 5J817

    Ninoy Aquino International Airport

    05:55

    MNL

    3h 55m

    Direct

    09:50

    SIN

    S M T W - F S

  12. F91703

    George Bush Intercontinental Airport

    16:47

    IAH

    3h 7m

    Direct

    17:54

    PHX

    S M T - T F S
    Search

  13. F91191

    Phoenix Sky Harbor International Airport

    09:28

    PHX

    2h 18m

    Direct

    10:46

    SFO

    S M T W T F S

  14. PR105

    San Francisco International Airport

    00:30

    SFO

    13h

    Direct

    05:30

    MNL

    S M - W T F -

  15. PR507

    Ninoy Aquino International Airport

    09:55

    MNL

    3h 45m

    Direct

    13:40

    SIN

    S M T W T F S

  16. ZG015

    George Bush Intercontinental Airport

    11:25

    IAH

    14h

    Direct

    15:25

    NRT

    S - T - T F -
    Search

  17. D7523

    Haneda Airport

    23:50

    HND

    7h 25m

    Direct

    06:15

    KUL

    S M T W T F S

  18. AK707

    Kuala Lumpur International Airport

    10:20

    KUL

    1h 15m

    Direct

    11:35

    SIN

    S M T W T F S

  19. F91755

    George Bush Intercontinental Airport

    21:55

    IAH

    3h 45m

    Direct

    23:40

    LAX

    S M T W T F S
    Search

  20. KE018

    Los Angeles International Airport

    11:00

    LAX

    13h 35m

    Direct

    17:35

    ICN

    S M T W T F S

  21. KE647

    Incheon International Airport

    23:30

    ICN

    6h 30m

    Direct

    05:00

    SIN

    S M T W T F S

  22. F94131

    George Bush Intercontinental Airport

    12:27

    IAH

    3h 38m

    Direct

    14:05

    LAS

    S M T W T F S
    Search

  23. F91183

    Harry Reid International Airport

    19:45

    LAS

    1h 20m

    Direct

    21:05

    LAX

    S - - W T F S

  24. OZ203

    Los Angeles International Airport

    23:50

    LAX

    12h 20m

    Direct

    05:10

    ICN

    S M T W T F S

  25. OZ751

    Incheon International Airport

    16:10

    ICN

    6h 20m

    Direct

    21:30

    SIN

    S M T W T F S

  26. WS1543

    George Bush Intercontinental Airport

    14:50

    IAH

    4h 20m

    Direct

    18:10

    YYC

    S M T W T F S
    Search

  27. WS135

    Calgary International Airport

    21:00

    YYC

    1h 40m

    Direct

    21:40

    YVR

    S M T W T F S

  28. PR117

    Vancouver International Airport

    23:55

    YVR

    14h 35m

    Direct

    05:30

    MNL

    S M - W T F S

  29. PR509

    Ninoy Aquino International Airport

    19:30

    MNL

    3h 40m

    Direct

    23:10

    SIN

    S M T - T F S

  30. NH113

    George Bush Intercontinental Airport

    11:35

    IAH

    12h 50m

    Direct

    15:25

    HND

    S M T W T F S
    Search

  31. NH869

    Haneda Airport

    09:45

    HND

    4h 45m

    Direct

    13:30

    MNL

    S M T W T F S

  32. 5J803

    Ninoy Aquino International Airport

    20:20

    MNL

    3h 50m

    Direct

    00:10

    SIN

    - - T - T - S
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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 NZD 897
Cheapest return ticket price NZD 1,855

FAQs for George Bush Intercontinental Airport to Singapore Changi Airport Flights

  • How many daily flights are there 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).
  • 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 NZD 3,181 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.
  • One-way flights from George Bush Intercontinental Airport to Singapore Changi Airport currently start from NZD 897, and round-trip fares start from NZD 1,855. The current lowest fare is a ZIPAIR flight departing on Wed, Oct 28; prices may vary depending on availability.
  • 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 NZD 1,702. 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.

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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.