$149 Cheap United flights from Houston to San Francisco (IAH to SFO)

Find The Best Day To Fly from Houston to San Francisco

Amazing United IAH to SFO Flight Deals

The cheapest flights to San Francisco Intl. found within the past 7 days were $297 round trip and $149 one way. Prices and availability subject to change. Additional terms may apply.

Thu, Oct 9 - Mon, Oct 13
IAH
Houston
SFO
San Francisco
$297 Roundtrip, found 4 hours ago
$297
Roundtrip
found 4 hours ago
Select United flight, departing Thu, Oct 9 from Houston to San Francisco, returning Mon, Oct 13, priced at $297 found 4 hours ago

SFO From IAH Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Bay Landing San Francisco Airport Hotel

Bay Landing San Francisco Airport Hotel

3 out of 5
per person
Sep 20 - Sep 27
found 1 day ago
Roundtrip flight included
Houston (HOU) to San Francisco (SFO)
The Westin St. Francis San Francisco on Union Square

The Westin St. Francis San Francisco on Union Square

4.5 out of 5
Save 100% on your flight
per person
Sep 24 - Sep 28
found 1 day ago
Roundtrip non-stop flight included
Houston (HOU) to San Francisco (SFO)
River Terrace Inn - A Noble House Hotel

River Terrace Inn - A Noble House Hotel

4 out of 5
Save 100% on your flight
per person
Sep 17 - Sep 21
found 1 day ago
Roundtrip non-stop flight included
Houston (IAH) to Oakland (OAK)
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Frequently asked questions

Can I catch a flight from Houston Airport to San Francisco Airport right now?
It's always wise to learn about any travel advice reports and quarantine requirements in effect in your destination. Ensure you check out the Covid-19 Travel Advisor for up-to-date info on flying to San Francisco Airport.
What terminal is United Airlines at Houston Airport?
At IAH, United Airlines flights to SFO generally depart from terminal C. Wondering exactly which terminal you'll be arriving at? It's most likely to be terminal 3.
Are there United Airlines non-stop flights from IAH to SFO?
With United Airlines offering direct flights from George Bush Intercontinental Airport (IAH) to SFO, your next inspiring adventure is a plane ride away. Say goodbye to the hassle and baggage hiccups often associated with layovers, and book your ticket today.
How long is a United Airlines flight from IAH to SFO?
Have a power nap and arrive at your destination feeling refreshed. You'll have enough time to do so when traveling with United Airlines between Houston Airport and San Francisco Airport, with the flight taking on average 4 hours and 55 minutes.
What type of aircraft does United Airlines fly from IAH to SFO?
The Boeing 737-900 and the Boeing 737 MAX 9 are the two types of aircraft generally operated by United Airlines between IAH and San Francisco Airport.
How many direct and indirect flights does United Airlines fly from IAH to SFO?
If you'd like to book a trip from IAH to SFO, you can select from around 8 United Airlines flights each day.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to SFO, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Houston IAH to San Francisco SFO 

To find the best deals on flights to Houston from San Francisco with United, just enter your travel dates, filter by United, and hit search. You’ll find 14 flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Houston IAH to San Francisco SFO with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $297 to $297, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Houston IAH to San Francisco SFO 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Houston to San Francisco costs from $149. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to San Francisco SFO from  Houston IAH with United 

To find a cheap United flight from Houston IAH to San Francisco SFO, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Houston IAH to San Francisco SFO 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as October, or if you book a flight with a stopover. 

 

Find nonstop flights from Houston IAH to San Francisco SFO with United 

If you’re keen to be on San Francisco soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around 4 hour(s) 1 min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Houston IAH to San Francisco SFO 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to San Francisco SFO from  Houston IAH with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

Travelers ❤️ these 🏨 after their flight to San Francisco

Grand Hyatt at SFO
Grand Hyatt at SFO
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Reviewed on Jul 4, 2025

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SFO El Rancho Inn SureStay Collection by Best Western
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The Westin San Francisco Airport
The Westin San Francisco Airport
4 out of 5
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This hotel features an indoor pool, a 24-hour gym, and a restaurant. Traveling on business? Take advantage of the business center, express check-out, and free ...
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"Great!"

Reviewed on Jul 4, 2025

The Westin San Francisco Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.