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£118 Cheap Flights from San Francisco (SFO) to Houston (IAH)

View £118 flight on Wed, 30 Sept 2026Opens in a new window

Popular airlines from San Francisco International Airport (SFO) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from San Francisco (SFO) to Houston (IAH)

Prices were available within the past 7 days and start at £118 for one-way flights and £235 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 30 Sept - Mon, 5 Oct
SFO
San Francisco
IAH
Houston
£235 Return, found 6 days ago
£235
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 30 Sept from San Francisco to Houston, returning Mon, 5 Oct, priced at £235 found 6 days ago
Alaska Airlines
Wed, 30 Sept - Mon, 5 Oct
SFO
San Francisco
IAH
Houston
£236 Return, found 6 days ago
£236
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 30 Sept from San Francisco to Houston, returning Mon, 5 Oct, priced at £236 found 6 days ago
Alaska Airlines
Thu, 10 Sept - Thu, 17 Sept
SFO
San Francisco
IAH
Houston
£244 Return, found 5 days ago
£244
Return
found 5 days ago
Select Alaska Airlines flight, departing Thu, 10 Sept from San Francisco to Houston, returning Thu, 17 Sept, priced at £244 found 5 days ago
Alaska Airlines
Sat, 15 Aug - Mon, 31 Aug
SFO
San Francisco
IAH
Houston
£246 Return, found 3 days ago
£246
Return
found 3 days ago
Select Alaska Airlines flight, departing Sat, 15 Aug from San Francisco to Houston, returning Mon, 31 Aug, priced at £246 found 3 days ago
Alaska Airlines
Wed, 9 Sept - Wed, 16 Sept
SFO
San Francisco
IAH
Houston
£247 Return, found 5 hours ago
£247
Return
found 5 hours ago
Select Alaska Airlines flight, departing Wed, 9 Sept from San Francisco to Houston, returning Wed, 16 Sept, priced at £247 found 5 hours ago
Alaska Airlines
Wed, 30 Sept - Mon, 5 Oct
SFO
San Francisco
IAH
Houston
£248 Return, found 6 days ago
£248
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 30 Sept from San Francisco to Houston, returning Mon, 5 Oct, priced at £248 found 6 days ago
Alaska Airlines
Wed, 30 Sept - Mon, 5 Oct
SFO
San Francisco
IAH
Houston
£250 Return, found 6 days ago
£250
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 30 Sept from San Francisco to Houston, returning Mon, 5 Oct, priced at £250 found 6 days ago
JetBlue Airways
Wed, 26 Aug - Wed, 2 Sept
SFO
San Francisco
IAH
Houston
£255 Return, found 4 days ago
£255
Return
found 4 days ago
Select JetBlue Airways flight, departing Wed, 26 Aug from San Francisco to Houston, returning Wed, 2 Sept, priced at £255 found 4 days ago
Alaska Airlines
Wed, 9 Sept - Wed, 16 Sept
SFO
San Francisco
IAH
Houston
£256 Return, found 5 hours ago
£256
Return
found 5 hours ago
Select Alaska Airlines flight, departing Wed, 9 Sept from San Francisco to Houston, returning Wed, 16 Sept, priced at £256 found 5 hours ago
Alaska Airlines
Thu, 10 Sept - Thu, 17 Sept
SFO
San Francisco
IAH
Houston
£259 Return, found 5 days ago
£259
Return
found 5 days ago
Select Alaska Airlines flight, departing Thu, 10 Sept from San Francisco to Houston, returning Thu, 17 Sept, priced at £259 found 5 days ago

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city centre is 24 minutes. Flights from £323
IAH
George Bush Intercontinental
Cheapest
Average driving time to city centre24 min
Flights from £323

Find the cheapest month to fly from San Francisco (SFO) to Houston (IAH)

December is typically the cheapest month to fly

From £100 - £282 per traveller.

Frequently asked questions

How much does a flight from San Francisco, CA (SFO) to Houston, TX (IAH) cost?
You can find one-way and return flights from San Francisco, CA (SFO) to Houston, TX (IAH) with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when SFO to IAH ticket fares go up or down.
What is the cheapest month to fly from San Francisco, CA (SFO) to Houston, TX (IAH)?
The cheapest months to fly from San Francisco, CA (SFO) to Houston, TX (IAH) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from San Francisco, CA (SFO) to Houston, TX (IAH)?
Enter SFO to IAH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from San Francisco, CA (SFO) to Houston, TX (IAH)?
To find a cheap flight from San Francisco, CA (SFO) to Houston, TX (IAH), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from San Francisco, CA (SFO-San Francisco Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The best time to fly from San Francisco, CA (SFO-San Francisco Intl.) to Houston, TX (IAH-George Bush Intercontinental) is typically February. This month offers a great balance—prices are reasonable at around £287 for a return flight, and you'll have plenty of flight options since it's a popular time to travel. If you're flexible, February gives you both affordable fares and excellent flight schedules to work with.
What is the earliest flight from San Francisco, CA (SFO) to Houston, TX (IAH)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from San Francisco, CA (SFO) to Houston, TX (IAH). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from San Francisco, CA (SFO-San Francisco Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Direct flights from SFO to IAH usually take about 4 hours, traveling roughly 2,628 kilometers. If you opt for a connecting flight, expect to add around 2 hours 20 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from San Francisco, CA (SFO) to Houston, TX (IAH)?
Select the "Business class" and "First class" filters when looking for San Francisco, CA (SFO) to Houston, TX (IAH) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a San Francisco, CA (SFO) to Houston, TX (IAH) flight with Expedia?
It's easy to earn miles on a San Francisco, CA (SFO) to Houston, TX (IAH) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from San Francisco, CA (SFO) to Houston, TX (IAH) at the last minute?
Typically, booking a last minute flight from San Francisco, CA (SFO) to Houston, TX (IAH) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a San Francisco, CA (SFO) to Houston, TX (IAH) flight and hotel package?
Securing a San Francisco, CA (SFO) to Houston, TX (IAH) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Francisco, CA (SFO) to Houston, TX (IAH)?
If you booked your San Francisco, CA (SFO) to Houston, TX (IAH) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
San Francisco Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, JetBlue Airways
Return price
£235
Distance
2612 km
Average flight time
6 hours 5 mins

Book with confidence

Compare flights from San Francisco to Houston easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from San Francisco to Houston. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to George Bush Intercontinental in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from San Francisco Intl. to George Bush Intercontinental.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from San Francisco Intl. (SFO) to George Bush Intercontinental (IAH)

The easiest way to view the best deals on flights from San Francisco to Houston today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from San Francisco Intl. to George Bush Intercontinental start at just £235 and range up to £278.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near San Francisco and Houston
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your San Francisco to Houston flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from San Francisco Intl. to George Bush Intercontinental for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from San Francisco to Houston easily and book with confidence

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*Available to Expedia members.