For a quick check-in, use the mezzanine level checkpoint at Harvey Milk Terminal 1, accessible from the Terminal 1 AirTrain station.
$97+ Cheap flights from San Francisco (SFO) to George Bush Intcntl (IAH)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — IAH
Dec 13 — Dec 201
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Francisco to George Bush Intcntl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Francisco to Houston George Bush Intcntl are usually found in October or August, booked 60 days in advance, depart on a Thursday or Friday and return on a Friday
Cheap flight deals from San Francisco to George Bush Intcntl
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 13, 2025.
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $262 (Kiwi.com) |
One-way from | $97 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $427 |
Good round-trip deal | $433 or less |
Good one-way deal | $226 or less |
Find flight deals from San Francisco to George Bush Intcntl
Cheapest flights from San Francisco to George Bush IntcntlExplore the most affordable flight options available from San Francisco to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.
Explore the most affordable flight options available from San Francisco to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.
This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:30 pmSFO - IAH
1 stop20h 24mMultiple Airlines
Thu 1/86:05 amIAH - SFO
1 stop9h 13mMultiple Airlines
Deal found 11/10![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:32 pmSFO - IAH
1 stop19h 25mFrontier
Mon 12/19:33 pmIAH - SFO
1 stop21h 18mFrontier
Deal found 11/10![Frontier logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:30 pmSFO - IAH
1 stop20h 24mMultiple Airlines
Thu 1/83:09 pmIAH - SFO
2 stops19h 04mMultiple Airlines
Deal found 11/10![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/173:35 pmSFO - IAH
1 stop6h 04mFrontier
Fri 11/216:04 amIAH - SFO
1 stop15h 19mFrontier
Deal found 11/11![Frontier logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/198:55 pmSFO - IAH
2 stops17h 26mFrontier
Mon 11/249:27 pmIAH - SFO
1 stop11h 44mFrontier
Deal found 11/10![Frontier logo]()
$266
This Alaska Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:45 amSFO - IAH
1 stop7h 12mAlaska Airlines
Tue 2/37:00 amIAH - SFO
1 stop10h 50mAlaska Airlines
Deal found 11/11![Alaska Airlines logo]()
$268
This United Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/44:10 pmSFO - IAH
Nonstop3h 49mUnited Airlines
Sun 12/73:22 pmIAH - SFO
Nonstop4h 24mUnited Airlines
Deal found 11/11![United Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/198:55 pmSFO - IAH
2 stops17h 26mFrontier
Fri 12/52:51 pmIAH - SFO
1 stop11h 01mFrontier
Deal found 11/13![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2711:25 pmSFO - IAH
1 stop31h 00mMultiple Airlines
Sat 1/314:08 pmIAH - SFO
2 stops19h 45mMultiple Airlines
Deal found 11/12![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:24 amSFO - IAH
2 stops13h 09mFrontier
Mon 2/29:55 amIAH - SFO
1 stop11h 52mFrontier
Deal found 11/12![Frontier logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:44 pmSFO - IAH
2 stops13h 03mFrontier
Mon 12/293:48 pmIAH - SFO
1 stop10h 04mFrontier
Deal found 11/11![Frontier logo]()
$273
This Frontier deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:41 amSFO - IAH
1 stop8h 52mFrontier
Fri 1/302:47 pmIAH - SFO
1 stop6h 13mFrontier
Deal found 11/12![Frontier logo]()
$274
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from San Francisco to Houston George Bush Intcntl Airport that are best for you.
Fly from
San Francisco
Fly to
George Bush Intcntl
Route
Depart
Return
Price
San FranciscoHouston
SFO - IAH
SFOIAH
San Francisco
Mon 2/9
4:10 pm-9:59 pm
Nonstop3h 49m
Houston George Bush Intcntl
Fri 2/13
8:22 pm-10:58 pm
Nonstop4h 36m
$269
San FranciscoHouston
SFO - IAH
SFOIAH
San Francisco
Fri 1/30
11:59 pm-5:45 am
Nonstop3h 46m
Houston George Bush Intcntl
Sun 2/1
9:50 am-12:20 pm
Nonstop4h 30m
$269
San FranciscoHouston
SFO - IAH
SFOIAH
San Francisco
Thu 12/4
12:30 am-10:12 am
1 stop7h 42m
Houston George Bush Intcntl
Sun 12/7
6:40 am-1:33 pm
1 stop8h 53m
$289
San FranciscoHouston
SFO - IAH
SFOIAH
San Francisco
Sat 1/17
8:23 pm-4:55 pm
2 stops18h 32m
Houston George Bush Intcntl
Fri 1/23
7:17 pm-8:11 am
1 stop14h 54m
$290
San FranciscoHouston
SFO - IAH
SFOIAH
San Francisco
Fri 1/16
7:30 am-11:54 pm
2 stops14h 24m
Houston George Bush Intcntl
Sun 1/18
7:00 am-3:50 pm
1 stop10h 50m
$295
San FranciscoHouston
SFO - IAH
SFOIAH
San Francisco
Mon 12/1
12:43 am-6:28 am
Nonstop3h 45m
Houston George Bush Intcntl
Thu 12/11
8:35 pm-10:59 pm
Nonstop4h 24m
$304
San FranciscoHouston
SFO - IAH
SFOIAH
San Francisco
Tue 12/30
6:00 am-2:57 pm
1 stop6h 57m
Houston George Bush Intcntl
Tue 1/6
6:15 am-5:49 pm
2 stops13h 34m
$321
San FranciscoHouston
SFO - IAH
SFOIAH
San Francisco
Tue 12/30
6:00 am-1:45 pm
1 stop5h 45m
Houston George Bush Intcntl
Sat 1/31
7:20 am-12:23 pm
1 stop7h 03m
$334
San FranciscoHouston
SFO - IAH
SFOIAH
San Francisco
Thu 1/1
12:10 am-10:17 am
1 stop8h 07m
Houston George Bush Intcntl
Wed 2/4
12:47 pm-8:59 pm
1 stop10h 12m
$334
San FranciscoHouston
SFO - IAH
SFOIAH
San Francisco
Sun 12/14
11:59 pm-5:47 am
Nonstop3h 48m
Houston George Bush Intcntl
Mon 12/15
6:42 pm-9:05 pm
Nonstop4h 23m
$353
Showing 1-10 of 18 results
Compare providers for flights from San Francisco to George Bush Intcntl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to George Bush Intcntl in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Houston George Bush Intcntl Airport flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on San Francisco-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from San Francisco-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Houston George Bush Intcntl Airport flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Francisco to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Francisco to Houston George Bush Intcntl Airport
Prices
Airlines
Delays
How far ahead should I book a flight from San Francisco to Houston George Bush Intcntl Airport?
Use this chart to determine the optimal time to book a round-trip flight from San Francisco to George Bush Intcntl. Price data was last updated on November 7, 2025.
To ensure you get the cheapest price possible for a flight from San Francisco to Houston George Bush Intcntl Airport, you should look to book at least 60 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from San Francisco to Houston George Bush Intcntl Airport?
Currently, March is the cheapest month in which you can book a flight from San Francisco to Houston George Bush Intcntl Airport (average of $103). Flying from San Francisco to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $248). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SFO to IAH?
Find hourly flight availability from San Francisco to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.
A simple way to save on the total cost of your ticket is to fly from San Francisco to Houston George Bush Intcntl Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 19% on your trip compared to booking a flight in the morning.
What is the cheapest day to fly from San Francisco to Houston George Bush Intcntl Airport?
Use this chart to determine the cheapest time to fly round-trip from San Francisco to George Bush Intcntl. Price data was last updated on November 2, 2025.
Travelers seeking maximum savings on their San Francisco to Houston George Bush Intcntl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from San Francisco to Houston delayed?
About 10% of weekly flights between San Francisco and Houston have experienced delays in the past year, with the average delay time being 152 minutes.
What is the most punctual flight time for San Francisco to Houston flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Francisco to Houston flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 10% of flights being delayed.
The best insider tips for San Francisco to Houston George Bush Intcntl Airport flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your San Francisco to Houston George Bush Intcntl Airport trip
Reviews of airlines servicing George Bush Intcntl
Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated November 13, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from San Francisco to Houston George Bush Intcntl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.9
Entertainment
7.9
Food
7.3
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Crew
8.5
Comfort
7.9
Entertainment
7.9
Food
7.3
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Crew
8.5
Comfort
7.9
Entertainment
7.9
Food
7.3
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Crew
8.5
Comfort
7.9
Entertainment
7.9
Food
7.3
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Crew
8.5
Comfort
7.9
Entertainment
7.9
Food
7.3
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Related info for your journey
Find useful and relevant information for your journey from San Francisco to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Houston George Bush Intcntl Airport?
Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locationsMontgomery
Katy
The Woodlands
Spring
Jersey Village
Humble
Conroe
Tomball
Cypress
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for San Francisco to George Bush Intcntl
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from San Francisco to George Bush Intcntl
Discover the top 4 airlines that operate flights from San Francisco to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 13, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$260 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$183 | Average$276 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$216 | Average$320 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$300 | Average$507 | FlexibilityNo cancel fee | On-time69% |