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$129+ Cheap flights from George Bush Intcntl (IAH) to San Francisco (SFO)

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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SFO
Jun 4 — Jun 111
Thu 6/4
Thu 6/11
1 adult, Economy
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Cheapflights Tip: The best prices from Houston George Bush Intcntl to San Francisco are usually found in July or November, booked 66 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from George Bush Intcntl to San Francisco

Cheapest flights from George Bush Intcntl to San Francisco
Explore the most affordable flight options available from George Bush Intcntl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 5, 2026.

This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Thu 5/285:40 pm
IAH
-
SFO
1 stop16h 21m
Frontier
Wed 6/310:45 pm
SFO
-
IAH
2 stops24h 40m
Frontier
Deal found 5/4$240
This Frontier deal was found by Cheapflights users on 4/30. 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.
Thu 6/256:30 am
IAH
-
SFO
1 stop7h 13m
Frontier
Sat 7/2512:33 pm
SFO
-
IAH
1 stop10h 07m
Frontier
Deal found 4/30$244
This Kiwi.com deal was found by Cheapflights users on 5/4. 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.
Thu 6/45:30 am
IAH
-
SFO
1 stop18h 25m
Frontier
Wed 6/105:16 pm
SFO
-
IAH
2 stops15h 26m
Frontier
Deal found 5/4$245
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 8/16:14 pm
IAH
-
SFO
1 stop8h 04m
Frontier
Sun 8/212:33 pm
SFO
-
IAH
1 stop6h 40m
Frontier
Deal found 5/2$246
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 7/136:30 am
IAH
-
SFO
1 stop7h 06m
Frontier
Mon 7/2712:33 pm
SFO
-
IAH
1 stop6h 40m
Frontier
Deal found 4/30$247
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/295:30 am
IAH
-
SFO
1 stop7h 08m
Frontier
Mon 6/810:50 pm
SFO
-
IAH
2 stops23h 18m
Frontier
Deal found 4/30$248
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 5/2510:05 pm
IAH
-
SFO
2 stops38h 33m
Frontier
Thu 5/289:34 am
SFO
-
IAH
1 stop13h 51m
Frontier
Deal found 5/3$249
This Frontier deal was found by Cheapflights users on 4/30. 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 6/204:21 pm
IAH
-
SFO
1 stop7h 52m
Frontier
Fri 7/2410:10 pm
SFO
-
IAH
1 stop9h 53m
Frontier
Deal found 4/30$250
This Frontier deal was found by Cheapflights users on 5/4. 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.
Thu 6/256:14 pm
IAH
-
SFO
1 stop8h 13m
Frontier
Mon 6/2910:58 pm
SFO
-
IAH
1 stop11h 48m
Frontier
Deal found 5/4$251
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 6/226:30 am
IAH
-
SFO
1 stop7h 13m
Frontier
Mon 7/2712:33 pm
SFO
-
IAH
1 stop6h 40m
Frontier
Deal found 4/30$252
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 6/110:05 pm
IAH
-
SFO
1 stop15h 42m
Frontier
Sat 6/63:21 pm
SFO
-
IAH
2 stops20h 35m
Frontier
Deal found 5/3$253
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 6/18:50 pm
IAH
-
SFO
2 stops39h 40m
Frontier
Wed 6/2410:58 pm
SFO
-
IAH
1 stop11h 48m
Frontier
Deal found 5/4$254

Find flight deals from George Bush Intcntl to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to San Francisco (SFO). 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 May 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$240
(Expedia)

One-way from

$129
(Super.com)

Popular in

March

Cheapest in

July

Average price

$406

Good round-trip deal

$462 or less

Good one-way deal

$340 or less
Provider with most accurate pricing for Houston George Bush Intcntl-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-San Francisco flights.
Search Deals
From Houston George Bush Intcntl to San Francisco
Search Deals
One-way flight from Houston George Bush Intcntl to San Francisco
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Houston George Bush Intcntl to San Francisco.
Search Deals
Price to beat on a one-way flight from Houston George Bush Intcntl to San Francisco.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl to San Francisco 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 May 5, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSan Francisco

IAH - SFO

IAHSFO

Houston George Bush Intcntl

Thu 8/27

4:20 pm-6:29 pm

Nonstop4h 09m

San Francisco

Sun 8/30

6:54 pm-12:57 am

Nonstop4h 03m

$329

HoustonSan Francisco

IAH - SFO

IAHSFO

Houston George Bush Intcntl

Thu 10/1

2:55 pm-5:04 pm

Nonstop4h 09m

San Francisco

Sat 10/31

11:59 pm-5:51 am

Nonstop3h 52m

$329

HoustonSan Francisco

IAH - SFO

IAHSFO

Houston George Bush Intcntl

Wed 6/10

6:05 pm-8:10 pm

Nonstop4h 05m

San Francisco

Wed 6/17

11:59 pm-6:04 am

Nonstop4h 05m

$329

HoustonSan Francisco

IAH - SFO

IAHSFO

Houston George Bush Intcntl

Fri 5/29

10:09 pm-12:15 am

Nonstop4h 06m

San Francisco

Mon 6/8

6:54 pm-12:59 am

Nonstop4h 05m

$364

HoustonSan Francisco

IAH - SFO

IAHSFO

Houston George Bush Intcntl

Fri 8/7

4:25 pm-6:30 pm

Nonstop4h 05m

San Francisco

Sun 8/9

11:59 pm-6:04 am

Nonstop4h 05m

$429

HoustonSan Francisco

IAH - SFO

IAHSFO

Houston George Bush Intcntl

Fri 9/4

10:09 pm-12:16 am

Nonstop4h 07m

San Francisco

Tue 9/8

7:05 am-1:08 pm

Nonstop4h 03m

$429
Quickest round-trip

HoustonSan Francisco

IAH - SFO

IAHSFO

Houston George Bush Intcntl

Thu 7/2

5:22 am-7:22 am

Nonstop4h 00m

San Francisco

Thu 7/9

12:45 am-6:34 am

Nonstop3h 49m

$429

HoustonSan Francisco

IAH - SFO

IAHSFO

Houston George Bush Intcntl

Wed 5/20

5:54 pm-11:50 pm

1 stop7h 56m

San Francisco

Wed 5/27

5:55 am-7:09 pm

2 stops11h 14m

$456

HoustonSan Francisco

IAH - SFO

IAHSFO

Houston George Bush Intcntl

Thu 5/14

8:20 am-10:42 am

Nonstop4h 22m

San Francisco

Sun 5/17

11:59 pm-5:51 am

Nonstop3h 52m

$459

HoustonSan Francisco

IAH - SFO

IAHSFO

Houston George Bush Intcntl

Wed 5/20

10:00 am-12:18 pm

Nonstop4h 18m

San Francisco

Wed 5/27

4:40 pm-10:52 pm

Nonstop4h 12m

$464

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

Showing 1-10 of 23 resultsSorted by cheapest first
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Compare providers for flights from George Bush Intcntl to San Francisco

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 George Bush Intcntl to San Francisco in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
MytripPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub 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 Houston George Bush Intcntl Airport-San Francisco 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 George Bush Intcntl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from George Bush Intcntl 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 Houston George Bush Intcntl Airport to San Francisco

How far ahead should I book a flight from Houston George Bush Intcntl Airport to San Francisco?

To ensure you get the cheapest price possible for a flight from Houston George Bush Intcntl Airport to San Francisco, you should look to book at least 65 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 Houston George Bush Intcntl Airport to San Francisco?

Currently, July is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to San Francisco (average of $349). Flying from Houston George Bush Intcntl Airport to San Francisco in March is currently the most expensive (average of $599). 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 IAH to SFO?

Find hourly flight availability from George Bush Intcntl to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 5, 2026.

It’s typically best to fly out from Houston George Bush Intcntl Airport to San Francisco at noon. Doing so could potentially save you 55% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to San Francisco. Price data was last updated on May 2, 2026.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to San Francisco flight should consider departing on Friday at noon when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Houston George Bush Intcntl Airport to San Francisco?

The best insider tips for Houston George Bush Intcntl Airport to San Francisco flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston George Bush Intcntl Airport to San Francisco trip
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated May 5, 2026.
Read through reviews of airlines operating flights from Houston George Bush Intcntl Airport to San Francisco, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,460 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,460 reviews
Delta
7.9
Good
8,460 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
9,683 reviews
Delta
7.9
Good
8,460 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.1
Good
11,667 reviews
Delta
7.9
Good
8,460 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
5.6
Fair
2,965 reviews
Delta
7.9
Good
8,460 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Francisco from Houston George Bush Intcntl?

    If you book a flight to San Francisco from Houston George Bush Intcntl, you will be flying to San Francisco, which is the city’s only airport. San Francisco (SFO) is located 11.0 mi from the center of San Francisco. There are 40 flights from Houston George Bush Intcntl to San Francisco per day from 4 different airlines.

  • How long is the flight from Houston George Bush Intcntl Airport to San Francisco?

    Airlines like United Airlines fly from Houston George Bush Intcntl Airport to San Francisco in about 4h 09m. The time it takes to get you to your destination is usually consistent. There are 1631 mi between Houston George Bush Intcntl Airport and San Francisco. Most flights are nonstop.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to San Francisco round-trip?

    Cheapflights users have booked flights from Houston George Bush Intcntl Airport to San Francisco round-trip from $157. Other airlines that can offer you cheap pricing are American Airlines, from $184, and Delta, from $216. Users have found that Frontier is 63% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to San Francisco one-way?

    The cheapest airlines for a one-way flight from Houston George Bush Intcntl Airport to San Francisco are Frontier ($81), JetBlue ($98), and Delta ($108).

  • What are the most reliable airlines from Houston George Bush Intcntl Airport to San Francisco?

    Consider Air China (94%), ANA (89%) or Virgin Australia (82%) when booking your flight. These represent the most reliable airlines when flying from Houston George Bush Intcntl Airport to San Francisco.

  • What are the cheapest flights from Houston George Bush Intcntl Airport to San Francisco?

    While on average a flight from Houston George Bush Intcntl Airport to San Francisco is generally $1,286, our data shows the cheapest flight currently is $198. When looking at the most popular route, (Houston George Bush Intcntl - San Francisco), you can expect to pay $247 for that flight.

  • Can I find deals for flights from George Bush Intcntl to San Francisco that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to San Francisco.

  • Can I find deals for business class flights from George Bush Intcntl to San Francisco?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to San Francisco?

    Currently, July is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to San Francisco (average of $349). Flying from Houston George Bush Intcntl Airport to San Francisco in March is currently the most expensive (average of $599). 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.

See more FAQs

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
South San Francisco
Santa Cruz
Santa Clara
Fairfield
Rancho Cordova
San Bruno
Watsonville
San Ramon
Emeryville
Vacaville
Roseville
San Carlos
Redwood City
Sunnyvale
Turlock
San Lorenzo
Davis
Manteca
Union City
Elk Grove

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Top 4 airlines flying from George Bush Intcntl to San Francisco

Discover the top 4 airlines that operate flights from George Bush Intcntl to San Francisco. 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 May 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$157Average$250FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$184Average$276FlexibilityNo cancel feeOn-time71%
DeltaCheapest$216Average$323FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$269Average$459FlexibilityNo cancel feeOn-time69%

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