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$126+ Cheap flights from San Francisco (SFO) to Houston

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — HOU
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheapflights Tip: The best prices from San Francisco to Houston are usually found in January or October, booked 50 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from San Francisco to Houston

Cheapest flights from San Francisco to Houston
Explore the most affordable flight options available from San Francisco to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/308:12 pmSFO - IAH
1 stop23h 28mFrontier
Tue 1/68:13 pmIAH - SFO
2 stops37h 40mFrontier
Deal found 12/14$273
This Expedia deal was found by Cheapflights users on 12/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:24 amSFO - IAH
1 stop26h 13mFrontier
Mon 1/52:22 pmIAH - SFO
1 stop27h 31mFrontier
Deal found 12/14$274
This Expedia deal was found by Cheapflights users on 12/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:24 amSFO - IAH
1 stop26h 13mFrontier
Mon 1/52:22 pmIAH - SFO
1 stop23h 32mFrontier
Deal found 12/14$278
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Mon 12/296:24 amSFO - IAH
1 stop26h 13mFrontier
Tue 1/68:13 pmIAH - SFO
2 stops37h 40mFrontier
Deal found 12/13$281
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/319:30 pmSFO - IAH
1 stop20h 24mMultiple Airlines
Wed 1/78:13 pmIAH - SFO
2 stops37h 50mMultiple Airlines
Deal found 12/14$282
This Kiwi.com deal was found by Cheapflights users on 12/14. 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
2 stops23h 25mFrontier
Sun 1/42:32 pmIAH - SFO
1 stop24h 02mFrontier
Deal found 12/14$289
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/186:24 amSFO - IAH
1 stop26h 13mFrontier
Tue 12/306:45 amIAH - SFO
1 stop19h 39mFrontier
Deal found 12/14$297
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
Mon 12/296:24 amSFO - IAH
1 stop26h 13mMultiple Airlines
Tue 1/69:55 amIAH - SFO
1 stop27h 59mMultiple Airlines
Deal found 12/13$299
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Tue 12/305:15 amSFO - IAH
Nonstop3h 47mUnited Airlines
Tue 1/69:33 pmIAH - SFO
Nonstop4h 26mUnited Airlines
Deal found 12/14$304
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/308:12 pmSFO - IAH
1 stop23h 28mMultiple Airlines
Tue 1/69:55 amIAH - SFO
1 stop7h 58mMultiple Airlines
Deal found 12/14$314
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 12/186:24 amSFO - IAH
1 stop26h 13mFrontier
Mon 12/223:48 pmIAH - SFO
1 stop10h 04mFrontier
Deal found 12/14$317
This Southwest deal was found by Cheapflights users on 12/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:25 pmSFO - HOU
1 stop10h 00mSouthwest
Wed 1/76:15 amHOU - SFO
1 stop7h 35mSouthwest
Deal found 12/14$324

Find flight deals from San Francisco to Houston

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Houston (HO1). 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 December 15, 2025.

Round-trip from

$269
(United Airlines)

One-way from

$126
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$480
From San Francisco to Houston
Search Deals
One-way flight from San Francisco to Houston
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Houston 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 December 15, 2025.
Use the filters below to find and compare flights from San Francisco to Houston that are best for you.

Fly from

San Francisco

Fly to

Houston

Route

Depart

Return

Price

San FranciscoHouston

SFO - IAH

SFOIAH

San Francisco

Fri 1/23

7:10 pm-12:59 am

Nonstop3h 49m

Houston George Bush Intcntl

Mon 1/26

9:33 pm-11:59 pm

Nonstop4h 26m

$269

San FranciscoHouston

SFO - IAH

SFOIAH

San Francisco

Sat 1/24

11:59 pm-5:45 am

Nonstop3h 46m

Houston George Bush Intcntl

Mon 1/26

6:50 pm-11:12 pm

1 stop6h 22m

$279

San FranciscoHouston

SFO - IAH

SFOIAH

San Francisco

Wed 12/31

9:30 pm-7:54 pm

1 stop20h 24m

Houston George Bush Intcntl

Wed 1/7

8:13 pm-8:03 am

2 stops37h 50m

$282

San FranciscoHouston

SFO - HOU

SFOHOU

San Francisco

Thu 1/15

5:00 am-12:05 pm

1 stop5h 05m

Houston Hobby

Sun 1/18

5:40 am-1:35 pm

1 stop9h 55m

$284

San FranciscoHouston

SFO - HOU

SFOHOU

San Francisco

Mon 1/26

8:15 am-3:30 pm

1 stop5h 15m

Houston Hobby

Tue 1/27

1:40 pm-6:05 pm

1 stop6h 25m

$284

San FranciscoHouston

SFO - HOU

SFOHOU

San Francisco

Tue 1/13

6:00 am-4:10 pm

1 stop8h 10m

Houston Hobby

Thu 1/22

5:04 pm-11:25 pm

1 stop8h 21m

$289

San FranciscoHouston

SFO - HOU

SFOHOU

San Francisco

Sat 1/17

11:46 am-10:33 pm

1 stop8h 47m

Houston Hobby

Fri 1/23

5:04 pm-11:25 pm

1 stop8h 21m

$289

San FranciscoHouston

SFO - HOU

SFOHOU

San Francisco

Fri 2/20

2:25 pm-12:30 am

1 stop8h 05m

Houston Hobby

Sun 2/22

5:25 am-9:55 am

1 stop6h 30m

$289

San FranciscoHouston

SFO - HOU

SFOHOU

San Francisco

Wed 1/28

11:40 am-10:33 pm

1 stop8h 53m

Houston Hobby

Wed 2/4

11:09 am-5:43 pm

1 stop8h 34m

$289

San FranciscoHouston

SFO - HOU

SFOHOU

San Francisco

Fri 1/23

11:05 pm-10:21 am

1 stop9h 16m

Houston Hobby

Mon 1/26

5:04 pm-11:25 pm

1 stop8h 21m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 36 results
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Best time to book a flight from San Francisco to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston 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

How far ahead should I book a flight from San Francisco to Houston?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Houston. Price data was last updated on December 12, 2025.

Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Houston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Francisco to Houston?

Currently, September is the cheapest month in which you can book a flight from San Francisco to Houston (average of $87). Flying from San Francisco to Houston in December is currently the most expensive (average of $213). 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 HOU?

Find hourly flight availability from San Francisco to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

It’s optimal to fly from San Francisco to Houston in the evening. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from San Francisco to Houston?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Houston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Houston flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons 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 150 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 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 San Francisco to Houston trip
Airports
SFO

Save time by ordering meals for pickup from restaurants participating in the SFO2Go program during busy times.

Read more about SFOBy Harriet Baskas
IAH

For a quick ride to downtown Houston, consider Uber or Lyft from Terminals A, B, and C.

Read more about IAHBy Evie Carrick
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

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 Baskas

Harriet Baskas

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 Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated December 15, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from San Francisco to Houston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Entertainment

7.5

Overall

7.9

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
7.9
Good
4,250 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Entertainment

7.5

Overall

7.9

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,008 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Entertainment

7.5

Overall

7.9

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,092 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Entertainment

7.5

Overall

7.9

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,052 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Entertainment

7.5

Overall

7.9

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Frontier
5.8
Fair
3,080 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Entertainment

7.5

Overall

7.9

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Houston. 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 from for flights from San Francisco to Houston?

    Located just 11.8 mi from the city center, San Francisco is the airport most travelers will use when flying to Houston from San Francisco. Booking flights from San Francisco (SFO) to Houston should be relatively easy as there are 0 daily outbound flights to Houston from 6 different airlines.

  • How long is the flight from San Francisco to Houston?

    Departing from San Francisco to Houston will take you 4h 01m. The distance from San Francisco to Houston is about 1631 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on Frontier is currently your cheapest option to Houston, with prices starting at $129. Additional round-trip tickets that might be worth considering are offered by American Airlines and Spirit Airlines, with the lowest prices starting at $193 and $207, respectively. Frontier is priced at 69% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $61 on Frontier. Other airlines that offer cheap prices include American Airlines from $88 and Southwest from $91 one-way.

  • Where are the most common layover locations when flying from San Francisco to Houston?

    Of the flights from San Francisco to Houston that have layovers, most of them stop in Denver.

  • What are some popular things to do or see while on a layover in Denver?

    Coors Field, 16th Street Mall, and Paramount Theatre are the most popular attractions in Denver if you're in need of something to do during your layover. Those on a layover in Denver interested in visiting Coors Field, 16th Street Mall, or Paramount Theatre can do so by traveling 18.4 mi, 18.7 mi, and 18.6 mi, respectively from Denver Intl. Those on a layover in Denver in need of a rental car can book one at Denver Intl for about $43.

  • Where are the least popular layover locations for San Francisco to Houston flights?

    Of the flights from San Francisco to Houston that have layovers, the fewest flights stop in Dallas.

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

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

  • How can I find direct flights from San Francisco to Houston?

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

  • Can I find deals for business class flights from San Francisco to Houston?

    Yes. Cheapflights offers flight deals from San Francisco to Houston 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 San Francisco to Houston?

    Currently, September is the cheapest month in which you can book a flight from San Francisco to Houston (average of $87). Flying from San Francisco to Houston in December is currently the most expensive (average of $213). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Francisco to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from San Francisco to Houston

Discover the top 6 airlines that operate flights from San Francisco to Houston. 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$252FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$193Average$434FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$207Average$272FlexibilityNo cancel feeOn-time65%
DeltaCheapest$216Average$300FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$287Average$483FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$296Average$449FlexibilityNo cancel feeOn-time63%

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