Title: Houston to Singapore cheap flights from $456 (IAH to SIN) - Expedia.com ![Gardens by the Bay which includes night scenes, a garden and modern architecture](https://images.trvl-media.com/place/6193104/16f05d8e-e7b7-4d2d-b3c7-df61dae96d31.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6193104/16f05d8e-e7b7-4d2d-b3c7-df61dae96d31.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # $456 Cheap Flights from Houston (IAH) to Singapore (SIN) [View $456 flight on Tue, Aug 11, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:IAH,to:SIN,departure:8/11/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:455.90&airProductToken=AQp-CigIwaYBEgM0MzkYiDggkgEotOeUAzDR6ZQDOE9AAFgBcgdPTE9YQlVTCigI0KQBEgMxMjUYkgEgrFsosuyUAzDw8pQDOE9AAVgBcgdPTE9YQlVTCigI0KQBEgM1MTEYrFsgkmoou_OUAzCh9ZQDOE9AAVgBcgdPTE9YQlVTEgoIARABGAEqAlBSGAEiBAgBEAEoAigDKAQwAQ) ## Popular airlines from George Bush Intercontinental Airport (IAH) to Singapore Changi Airport (SIN) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BR.svg) EVA Airways [](https://www.expedia.com/Flights-Search?leg1=from:IAH,to:SIN,departure:4/6/2026TANYT&leg2=from:SIN,to:IAH,departure:4/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BR"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EK.svg) Emirates [](https://www.expedia.com/Flights-Search?leg1=from:IAH,to:SIN,departure:4/6/2026TANYT&leg2=from:SIN,to:IAH,departure:4/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EK"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TK.svg) Turkish Airlines [](https://www.expedia.com/Flights-Search?leg1=from:IAH,to:SIN,departure:4/6/2026TANYT&leg2=from:SIN,to:IAH,departure:4/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TK"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_NH.svg) All Nippon Airways [](https://www.expedia.com/Flights-Search?leg1=from:IAH,to:SIN,departure:4/6/2026TANYT&leg2=from:SIN,to:IAH,departure:4/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"NH"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_QR.svg) Qatar Airways [](https://www.expedia.com/Flights-Search?leg1=from:IAH,to:SIN,departure:4/6/2026TANYT&leg2=from:SIN,to:IAH,departure:4/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"QR"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_CX.svg) Cathay Pacific [](https://www.expedia.com/Flights-Search?leg1=from:IAH,to:SIN,departure:4/6/2026TANYT&leg2=from:SIN,to:IAH,departure:4/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"CX"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_JL.svg) Japan Airlines [](https://www.expedia.com/Flights-Search?leg1=from:IAH,to:SIN,departure:4/6/2026TANYT&leg2=from:SIN,to:IAH,departure:4/13/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"JL"}}]) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our OneKeyCash [Learn about One Key](https://www.expedia.com/welcome-one-key) ## Cheap Flights from Houston to Singapore (IAH-SIN) Prices were available within the past 7 days and start at $456 for one-way flights and $974 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, Sep 10 - Wed, Sep 16 IAH Houston SIN Singapore $974 Roundtrip found 6 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAH,to:SIN,departure:9/10/2026TANYT&leg2=from:SIN,to:IAH,departure:9/16/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:973.80&airProductToken=AQp-CigIwaYBEgMzOTkYiDggkgEozrWXAzDpt5cDOFFAAFgBcgdPTE9YQlVTCigI0KQBEgMxMjUYkgEgrFso8r2XAzCwxJcDOE9AAVgBcgdPTE9YQlVTCigI0KQBEgM1MTEYrFsgkmoo-8SXAzDhxpcDOE9AAVgBcgdPTE9YQlVTEgoIARABGAEqAlBSGAEiBAgBEAEoAigDKAQwAQ) ![Turkish Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TK.gif) Thu, Oct 1 - Tue, Oct 13 IAH Houston SIN Singapore $1,047 Roundtrip found 6 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAH,to:SIN,departure:10/1/2026TANYT&leg2=from:SIN,to:IAH,departure:10/13/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1046.43&airProductToken=AQpaCisI1JYBEgIzNBiIOCDInAEonaiZAzDtrZkDOFdAAFgBagJQU3IGV1YzWFBDCisI1JYBEgI1NBjInAEgkmoo_7GZAzCTt5kDOFdAAVgBagJQU3IGV1YzWFBDClsKLAjUlgESAzE2ORiSaiDInAEo5aGaAzCIp5oDOFdAAFgBagJQU3IGV1YzWFBDCisI1JYBEgIzMxjInAEgiDgonqiaAzCqrpoDOFdAAVgBagJQU3IGV1YzWFBDEhQIAhABGAIqAlRLMghBSVJNT0RUSxgBIgQIARABKAIoAygEMAE) ![Etihad Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/EY.GIF) Thu, Oct 1 - Sat, Oct 17 IAH Houston SIN Singapore $1,052 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAH,to:SIN,departure:10/1/2026TANYT&leg2=from:SIN,to:IAH,departure:10/17/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1051.53&airProductToken=AQqjAQo9CMWyARIEODI1NhiIOCCpUSjyo5kDMMulmQM4RUAAWAFqBllCQVNJQ3IIRUxOMDRIMTV6CQjCbBIEMTM4MgovCMWyARIBNBipUSCAPSisqJkDMLiumQM4RUABWAFqBllCQVNJQ3IIRUxOMDRIMTUKMQjFsgESAzQ5OBiAPSCSaijEr5kDMKSzmQM4RUABWAFqBllCQVNJQ3IIRUxOMDRIMTUKogEKMQjFsgESAzQ5ORiSaiCAPSiM1poDMMTZmgM4RUAAWAFqBllCQVNJQ3IIRUxOMDRIMTUKLwjFsgESATEYgD0gqVEoy9qaAzCT4ZoDOEVAAVgBagZZQkFTSUNyCEVMTjA0SDE1CjwIxbIBEgQ4MjQ3GKlRIIg4KMXjmgMwvOWaAzhFQAFYAWoGWUJBU0lDcghFTE4wNEgxNXoICMJsEgMyODESCggBEAEYASoCRVkYASIECAEQASgCKAMoBDAB) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Thu, Sep 10 - Tue, Sep 22 IAH Houston SIN Singapore $1,055 Roundtrip found 13 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAH,to:SIN,departure:9/10/2026TANYT&leg2=from:SIN,to:IAH,departure:9/22/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1054.93&airProductToken=AQpsCjUIwYYBEgQxMjkzGIg4ILiNASj5uZcDMJu8lwM4S0AAWAFqCFNUQU5EQVJEcghLTFhLMDBURwozCMGGARICMTkYuI0BIJJqKLa9lwMw-8SXAzhLQAFYAWoIU1RBTkRBUkRyCEtMWEswMFRHCmwKMwjBhgESAjIwGJJqILiNASiktpgDMIW9mAM4S0AAWAFqCFNUQU5EQVJEcghLTFhLMDBURwo1CMGGARIEMTI5Mhi4jQEgiDgoqr6YAzC1wJgDOEtAAVgBaghTVEFOREFSRHIIS0xYSzAwVEcSCggCEAEYAioCQUMYASIECAEQASgCKAMoBDAN) ![EVA Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BR.gif) Tue, Sep 8 - Thu, Sep 17 IAH Houston SIN Singapore $1,122 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAH,to:SIN,departure:9/8/2026TANYT&leg2=from:SIN,to:IAH,departure:9/17/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1121.13&airProductToken=AQpNCiQIwqQBEgI1MRiIOCDzIyiSnJcDMM2jlwM4VkAAWAFyBFZMWFUKJQjCpAESAzIyNRjzIyCSaiiipJcDMKumlwM4VkABWAFyBFZMWFUKTQolCMKkARIDMjI2GJJqIPMjKPaAmAMwiYOYAzhWQABYAXIEVkxYVQokCMKkARICNTIY8yMgiDgo4ISYAzCti5gDOFZAAVgBcgRWTFhVEgoIAhABGAIqAkJSGAEiBAgBEAEoAigEKAYwAQ) ![Cathay Pacific](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/CX.gif) Tue, Apr 14 - Wed, Apr 22 IAH Houston SIN Singapore $1,146 Roundtrip found 5 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAH,to:SIN,departure:4/14/2026TANYT&leg2=from:SIN,to:IAH,departure:4/22/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1145.43&airProductToken=AQqxAQpCCMOwARIENzU1MRiIOCCLuAEoia-KAzDwsIoDOE5AAFgBaglFQ09OTElHSFRyCE5LMjFVU0lSegoIwYIBEgQ2MjgzCjUIw7ABEgM4ODMYi7gBIMcyKOaxigMw-biKAzhOQAFYAWoJRUNPTkxJR0hUcghOSzIxVVNJUgo0CMOwARIDNjkxGMcyIJJqKIC6igMw4buKAzhOQAFYAWoJRUNPTkxJR0hUcghOSzIxVVNJUgqxAQo0CMOwARIDNjU4GJJqIMcyKKn-igMwo4CLAzhOQABYAWoJRUNPTkxJR0hUcghOSzIxVVNJUgo1CMOwARIDODc2GMcyIKOxASilgYsDMJqIiwM4TkABWAFqCUVDT05MSUdIVHIITksyMVVTSVIKQgjDsAESBDc2NDkYo7EBIIg4KOaJiwMwsYqLAzhOQAFYAWoJRUNPTkxJR0hUcghOSzIxVVNJUnoKCMGCARIEMjIwORIKCAEQARgBKgJDWBgBIgQIARABKAIoBCgGMAE) ![Qatar Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/QR.gif) Wed, Oct 7 - Wed, Oct 14 IAH Houston SIN Singapore $1,150 Roundtrip found 3 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAH,to:SIN,departure:10/7/2026TANYT&leg2=from:SIN,to:IAH,departure:10/14/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1149.33&airProductToken=AQpqCjMI0aQBEgM3MTQYiDggwzsos-qZAzCe8ZkDOFRAAFgBaghFQ0xBU1NJQ3IIVExVU1AxUkUKMwjRpAESAzk0MhjDOyCSaijc8pkDMLL2mQM4VEABWAFqCEVDTEFTU0lDcghUTFVTUDFSRQpqCjMI0aQBEgM5NDUYkmogwzsog6yaAzDUr5oDOFRAAFgBaghFQ0xBU1NJQ3IIVExVU1AxUkUKMwjRpAESAzcxMxjDOyCIOCjCsJoDMIe4mgM4VEABWAFqCEVDTEFTU0lDcghUTFVTUDFSRRIMCAEQARgBKgJRUjIAGAEiBAgBEAEoAigEKAYwAQ) ![Japan Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/JL.gif) Thu, Sep 10 - Wed, Sep 16 IAH Houston SIN Singapore $1,163 Roundtrip found 6 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAH,to:SIN,departure:9/10/2026TANYT&leg2=from:SIN,to:IAH,departure:9/16/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1162.33&airProductToken=AQqtAQpACMqYARIENzM2NxiIOCCuHCiOtZcDMK22lwM4UUAAWAFqCEVDT1NQU1ZDcghRTFgwOEdaMXoKCMGCARIEMjIxNAozCMqYARICNTUYrhwgrZwBKPO2lwMwib2XAzhRQAFYAWoIRUNPU1BTVkNyCFFMWDA4R1oxCjQIypgBEgM3MTEYrZwBIJJqKKG_lwMw1MKXAzhRQAFYAWoIRUNPU1BTVkNyCFFMWDA4R1oxCqoBCjIIypgBEgIzOBiSaiCnGyiz8JcDMNLzlwM4UUAAWAFqCEVDT1NQU1ZDcghRTFgwOEdaMQoyCMqYARICMTAYpxsgrhwokPWXAzDR-pcDOFFAAVgBaghFQ09TUFNWQ3IIUUxYMDhHWjEKQAjKmAESBDczNjYYrhwgiDgo4vuXAzCC_ZcDOFFAAVgBaghFQ09TUFNWQ3IIUUxYMDhHWjF6CgjBggESBDM5NjESCggBEAEYASoCSkwYASIECAEQASgCKAMoBDAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, Dec 7 - Wed, Dec 9 IAH Houston SIN Singapore $1,176 Roundtrip found 6 days ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAH,to:SIN,departure:12/7/2026TANYT&leg2=from:SIN,to:IAH,departure:12/9/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1175.83&airProductToken=AQppCjMI1YIBEgM0ODcYiDggsnEo-ZKfAzD4lJ8DOFNAAFgBaghFQ09CQVNJQ3IIU0xYMDBTQkgKMgjVggESAjI5GLJxIJJqKMCWnwMw356fAzhTQAFYAWoIRUNPQkFTSUNyCFNMWDAwU0JICmkKMQjVggESATIYkmogsnEooqWfAzCrrJ8DOFNAAFgBaghFQ09CQVNJQ3IIU0xYMDBTQkgKNAjVggESBDE3MDIYsnEgiDgo_rCfAzDvsp8DOFNAAVgBaghFQ09CQVNJQ3IIU0xYMDBTQkgSDAgBEAEYASoCVUEyABgBIgQIARABKAIoAygEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, Sep 10 - Tue, Sep 22 IAH Houston SIN Singapore $1,239 Roundtrip found 13 hours ago [](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:IAH,to:SIN,departure:9/10/2026TANYT&leg2=from:SIN,to:IAH,departure:9/22/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1238.93&airProductToken=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) ## Alternative airports near Singapore Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.com/Flights-Search?leg1=from:IAH,to:SIN,departure:4/6/2026TANYT&leg2=from:SIN,to:IAH,departure:4/21/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) SIN Changi Cheapest 18 min [Flights from $1,260 ](https://www.expedia.com/Flights-Search?leg1=from:IAH,to:SIN,departure:4/6/2026TANYT&leg2=from:SIN,to:IAH,departure:4/21/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Find the cheapest month to fly from Houston (IAH) to Singapore (SIN) ### September is typically the cheapest month to fly From $890 - $1,182 per traveler. ## Frequently asked questions ### How much does a flight from Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi) cost? ### What is the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi)? ### Which airlines fly direct from Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi)? ### What is the cheapest airline that flies from Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi)? ### How do I find cheap flights from Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi)? ### What is the best time to fly from Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi)? ### What is the earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi)? ### What are the most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi)? ### How long does it take to fly from Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi)? ### Can you fly business or first class from Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi)? > - United Airlines > - British Airways > - Emirates > - Lufthansa > - American Airlines > - Qatar Airways > - Turkish Airlines > - Air France > - All Nippon Airways > - Delta Air Lines > > > First class cabins are available on: > > > - British Airways > - Emirates > - Lufthansa > - Delta Air Lines ### How do I earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi) flight with Expedia? ### What airports do you fly into for Singapore from George Bush Intercontinental (IAH)? ### Is it cheaper to buy a plane ticket from Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi) at the last minute? ### Is it cheaper to book a Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi) flight and hotel package? ### Can I cancel or change the date of my flight from Houston, TX (IAH-George Bush Intercontinental) to Singapore (SIN-Changi)? ## Travel information | Origin airport | George Bush Intercontinental | | ------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | | Destination airport | Changi | | Airlines serving | Air Canada, Air France, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, Delta, EVA Airways, Emirates, Finnair, Japan Airlines, KLM, Korean Air, Lufthansa, Malaysia Airlines, Qatar Airways, SriLankan Airlines, Swiss International Air Lines, Turkish Airlines, United | | Roundtrip price | $974 | | Distance | 9923 mi | ## Book with confidence # Houston to Singapore Flights The cheapest times to fly from Houston to Singapore On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Singapore are during the month of September. You can find some of the cheapest flights from Houston to Singapore with Expedia's search tool and vast selection of airlines. The best time to book a flight from Houston to Singapore Sunday is one of the best days to book for cheap flights from Houston to Singapore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance. How to find cheap round-trip tickets from Houston to Singapore Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Singapore in 2026\. You can also book with separate airlines for your outbound and return journeys, from $456 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference\*. This is available for a small fee, and is free to One Key Gold and Platinum tier members. Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Singapore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps. You could also save big by booking one of Expedia's [vacation packages](https://www.expedia.com/package-deals). Bundling together your Houston to Singapore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures. \*Terms apply. Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages. \*Flight schedules are subject to change. ## Explore a world of travel with Expedia - Lodging - Packages - Cars - [Hotels near Changi Airport Station ](https://www.expedia.com/Changi-Airport-Station-Hotels.d6163642.Travel-Guide-Hotels) - [Hostels in Changi Airport Station ](https://www.expedia.com/Changi-Airport-Station-Hostels.d6163642-aaHostels.Travel-Guide-Accommodation) - [Cheap Hotels in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Cheap-Hotels.0-n6359514-0-tCheapHotels.Travel-Guide-Filter-Hotels) - [Family Hotels in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Family-Hotel.0-n6359514-0-tFamilyHotel.Travel-Guide-Filter-Hotels) - [Hotels with Free Airport Shuttle in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Hotels-With-Free-Airport-Shuttle.0-n6359514-0-tHotelswithFreeAirportShuttle.Travel-Guide-Filter-Hotels) - [Hotels near Changi ](https://www.expedia.com/Changi-Singapore-Hotels.0-n6359514-0.Travel-Guide-Filter-Hotels) - [Hotels with Laundry Facilities in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Hotels-With-Laundry-Facilities.0-n6359514-0-tHotelswithLaundryFacilities.Travel-Guide-Filter-Hotels) - [Resorts & Hotels with Spas in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Spa-Hotel.0-n6359514-0-tSpaHotel.Travel-Guide-Filter-Hotels) - [Hotels with Hot Tubs in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Hotels-With-Hot-Tubs.0-n6359514-0-tHotelsWithHotTubs.Travel-Guide-Filter-Hotels) - [Historic Hotels in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Historic-Hotel.0-n6359514-0-tHistoricHotel.Travel-Guide-Filter-Hotels) - [Golf Hotels in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Golf-Hotel.0-n6359514-0-tGolfHotel.Travel-Guide-Filter-Hotels) - [Luxury Hotels in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Luxury-Hotel.0-n6359514-0-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Beach Hotels in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Beach-Hotel.0-n6359514-0-tBeachHotel.Travel-Guide-Filter-Hotels) - [Hotels with Free Breakfast in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Hotels-With-Complimentary-Breakfast.0-n6359514-0-tHotelswithComplimentaryBreakfast.Travel-Guide-Filter-Hotels) - [Hotels with Bars in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Bar-Hotel.0-n6359514-0-tBarHotel.Travel-Guide-Filter-Hotels) - [Hotels with Balconies in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Hotels-With-Balconies.0-n6359514-0-tHotelswithBalconies.Travel-Guide-Filter-Hotels) - [Hotels near Changi Swimming Pool ](https://www.expedia.com/Changi-Swimming-Pool-Hotels.0-l553248621532741616-0.Travel-Guide-Filter-Hotels) - [Aparthotels in Changi Airport Station ](https://www.expedia.com/Changi-Airport-Station-Apart-Hotels.d6163642-aaApartHotels.Travel-Guide-Accommodation) - [Gay friendly Hotels in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-LGBT-Welcoming-Hotel.0-n6359514-0-tLGBTWelcomingHotel.Travel-Guide-Filter-Hotels) - [Hotel with a Concierge Hotels in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Hotel-With-A-Concierge.0-n6359514-0-tHotelwithaConcierge.Travel-Guide-Filter-Hotels) - [Hotels & Resorts for Couples in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Couples-Resorts-Hotels.0-n6359514-0-tCouplesResortsHotels.Travel-Guide-Filter-Hotels) - [5 Star Hotels in Changi ](https://www.expedia.com/5Star-Changi-Singapore-Hotels.s50-n6359514-0.Travel-Guide-Filter-Hotels) - [Hotels with smoking rooms in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Hotels-With-Smoking-Rooms.0-n6359514-0-tHotelswithsmokingrooms.Travel-Guide-Filter-Hotels) - [Hotels with Early Check-in in Changi ](https://www.expedia.com/Changi-Singapore-Hotels-Hotel-With-Early-Check-In.0-n6359514-0-thotelwithearlycheckin.Travel-Guide-Filter-Hotels) - [Visit Changi ](https://www.expedia.com/Singapore-Changi.dx6359514) - [Changi Vacations ](https://www.expedia.com/Changi.d6359514.Destination-Travel-Guides) - [Car rentals near Slide @ T3 ](https://www.expedia.com/Car-Rentals-In-Slide-T3.d553248621532741614.Car-Rental-Guide) \*Available to One Key members.