Featured airlines
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Cheap Flights from Houston to Singapore (HOU-SIN)
Prices were available within the past 7 days and start at $463 for one-way flights and $859 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Frequently asked questions
Travel information
Travel information
Origin airport | George Bush Intercontinental |
Destination airport | Changi |
Airlines serving | American Airlines, Delta, Japan Airlines, Korean Air |
Roundtrip price | $858 |
Distance | 9923 mi |
Book with confidence
Book with confidence
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 April. 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 2025. You can also book with separate airlines for your outbound and return journeys, from $463 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. 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.
Be inspired and discover more with Expedia
Be inspired and discover more with Expedia
Flights
- Flights from Victoria Regional
- Flights from Ellington Field
- Flights from Easterwood
- Flights from Lake Charles Regional
- Flights from Southeast Texas Regional
- Flights from Austin-Bergstrom Intl.
- Flights from Beaumont Municipal
- Flights from A L Mangham Jr. Regional
- Flights from George Bush Intercontinental
- Flights from Eagle Lake
- Flights from Houston (HOU) to New York (JFK)
- Flights from Houston (IAH) to Los Angeles (LAX)
- Flights from New York (NYC) to Los Angeles (LAX)
- Flights from Houston (HOU) to Los Angeles (LAX)
- Flights from Dallas (DFW) to Los Angeles (LAX)
- Flights from Seattle (SEA) to Los Angeles (LAX)
- Flights from Las Vegas (LAS) to Los Angeles (LAX)
- Flights from Denver (DEN) to Las Vegas (LAS)
- Flights from Portland (PDX) to Las Vegas (LAS)
- Flights from Dallas (DFW) to Las Vegas (LAS)
- Flights from Minneapolis (MSP) to Las Vegas (LAS)
- Flights from Atlanta (ATL) to Las Vegas (LAS)
- Flights from Chicago (ORD) to Las Vegas (LAS)
- Flights from Houston (IAH) to Las Vegas (LAS)
- Flights from New York (NYC) to Las Vegas (LAS)
- Flights from Los Angeles (LAX) to Las Vegas (LAS)
- Flights from Detroit (DTW) to Las Vegas (LAS)
- Flights from San Francisco (SFO) to Las Vegas (LAS)
- Flights from Seattle (SEA) to Las Vegas (LAS)
- Flights from Boston (BOS) to Miami (MIA)
- Flights from Houston (HOU) to Miami (MIA)
- Flights from Seattle (SEA) to Phoenix (PHX)
- Flights from Los Angeles (LAX) to Seattle (SEA)
- Flights from Houston (HOU) to Seattle (SEA)
- Flights from San Diego (SAN) to Singapore (SIN)
- Flights from Bengaluru (BLR) to Singapore (SIN)
- Flights from Washington (IAD) to Singapore (SIN)
- Flights from Newark Liberty Intl. Airport (EWR) to Singapore (SIN)
- Flights from Los Angeles (LAX) to Singapore (SIN)
- Flights from Miami (MIA) to Singapore (SIN)
- Flights from New York (LGA) to Singapore (SIN)
- Flights from Manila (MNL) to Singapore (SIN)
- Flights from Boston (BOS) to Singapore (SIN)
- Flights from Bangkok (DMK) to Singapore (SIN)
- Flights from Bangkok (BKK) to Singapore (SIN)
- Flights from Chicago (ORD) to Singapore (SIN)
- Flights from Houston (HOU) to Mexico City (MEX)
- Flights from Houston (HOU) to Denver (DEN)
- Flights from Houston (HOU) to New York (LGA)
- Flights from Houston (HOU) to Chicago (ORD)
- Flights from Dallas (DFW) to Chicago (ORD)
- Flights from Los Angeles (LAX) to Dallas (DFW)
- Flights from Houston (HOU) to Baltimore (BWI)
- Flights from Houston (HOU) to Newark Liberty Intl. Airport (EWR)
- Flights from Houston (HOU) to Honolulu (HNL)
- Flights from Los Angeles (LAX) to New York (NYC)
- Flights from Miami (MIA) to New York (NYC)
- Flights from Atlanta (ATL) to New York (NYC)
- Flights from Dallas (DFW) to New York (NYC)
- Flights from New York (NYC) to Atlanta (ATL)
- Flights from Dallas (DFW) to Orlando (MCO)
- Flights from Boston (BOS) to Orlando (MCO)
- Flights from Philadelphia (PHL) to Orlando (MCO)
- Flights from Houston (HOU) to Tokyo (NRT)
- Flights to Singapore
- Delta
- LATAM Airlines Group
- KLM
- WestJet
- Qatar Airways
- Iberia
- Virgin Atlantic
- Korean Air
- British Airways
- Frontier Airlines
- Aeromexico
- JetBlue Airways
- Air France
- American Airlines
- Qantas Airways
- Japan Airlines
- American Airlines Houston (HOU) to New York (JFK) flights
- American Airlines Houston (HOU) to Los Angeles (LAX) flights
- Delta Houston (HOU) to Miami (MIA) flights
- American Airlines Houston (HOU) to Seattle (SEA) flights
- Philippine Airlines Manila (MNL) to Singapore (SIN) flights
- American Airlines Houston (HOU) to Denver (DEN) flights
- American Airlines Houston (HOU) to New York (LGA) flights
- American Airlines Houston (HOU) to Chicago (ORD) flights
- American Airlines Houston (HOU) to Newark Liberty Intl. Airport (EWR) flights
- American Airlines Houston (HOU) to Honolulu (HNL) flights
- American Airlines Houston (HOU) to Tokyo (NRT) flights