$253 Cheap United flights San Antonio (SAT) to San Francisco (SFO)

View $253 flight on Wed, Oct 22, 2025Opens in a new window

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$253 Cheap United flights San Antonio (SAT) to San Francisco (SFO)

Prices were available within the past 7 days and start at $253 for one-way flights and $249 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 16 - Wed, Sep 24
SAT
San Antonio
SFO
San Francisco
$249 Roundtrip, just found
$249
Roundtrip
just found
Select United flight, departing Tue, Sep 16 from San Antonio to San Francisco, returning Wed, Sep 24, priced at $249 just found
United
Tue, Sep 16 - Wed, Sep 24
SAT
San Antonio
SFO
San Francisco
$259 Roundtrip, just found
$259
Roundtrip
just found
Select United flight, departing Tue, Sep 16 from San Antonio to San Francisco, returning Wed, Sep 24, priced at $259 just found
United
Sat, Oct 25 - Sun, Oct 26
SAT
San Antonio
SFO
San Francisco
$263 Roundtrip, found 1 hour ago
$263
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Oct 25 from San Antonio to San Francisco, returning Sun, Oct 26, priced at $263 found 1 hour ago
United
Fri, Aug 22 - Mon, Aug 25
SAT
San Antonio
SFO
San Francisco
$269 Roundtrip, just found
$269
Roundtrip
just found
Select United flight, departing Fri, Aug 22 from San Antonio to San Francisco, returning Mon, Aug 25, priced at $269 just found
United
Fri, Aug 22 - Mon, Aug 25
SAT
San Antonio
SFO
San Francisco
$279 Roundtrip, just found
$279
Roundtrip
just found
Select United flight, departing Fri, Aug 22 from San Antonio to San Francisco, returning Mon, Aug 25, priced at $279 just found
United
Fri, Oct 17 - Sat, Oct 18
SAT
San Antonio
SFO
San Francisco
$281 Roundtrip, found 1 hour ago
$281
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Oct 17 from San Antonio to San Francisco, returning Sat, Oct 18, priced at $281 found 1 hour ago
Flights from San Antonio (SAT) to San Francisco (SFO)
Origin airport
San Antonio Intl.
Destination airport
San Francisco Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Alaska Airlines
Distance
1480 mi
Average flight time
7 hours 43 mins

Frequently asked questions

How much is a United Airlines flight from San Antonio Intl. Airport (SAT) to San Francisco Intl. Airport (SFO)?
You'll discover affordable return United Airlines flights from $249 from SAT to SFO by sorting your results from "Price (lowest to highest)" on Expedia. Or look for deals from $253 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SAT to SFO with United Airlines?
Look for round-trip or one-way flights to San Francisco in February or April. You could find a cheap fare with United Airlines during these quieter months.
What is the cheapest time to book flights from San Antonio Intl. Airport (SAT) to San Francisco Intl. Airport (SFO) with United Airlines?
For cheap United Airlines fares from San Antonio Intl. Airport (SAT) to San Francisco Intl. Airport (SFO), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the cost. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from San Antonio Intl. Airport (SAT) to San Francisco Intl. Airport (SFO)?
Skip the layovers and fly from San Antonio Intl. Airport (SAT) to San Francisco Intl. Airport (SFO) on any of United Airlines's 7 direct weekly flights. Apply Expedia's "Nonstop" and "Airline" filters to find the United Airlines flight that'll take you to SFO at your preferred time.
How long does it take to fly from SAT to SFO with United Airlines?
The travel time for a nonstop United Airlines flight from San Antonio Intl. Airport (SAT) to San Francisco Intl. Airport (SFO) typically takes 4h 4m.
What is the earliest United Airlines flight from SAT to SFO?
The first flight from SAT to SFO with United Airlines departs at 7:45PM UTC-6. You'll land at 9:50PM UTC-8. The last United Airlines flight of the day takes off at 7:46PM UTC-6 and arrives at 9:50PM UTC-8. With around 20% fewer cancellations for morning and mid-morning flights, heading out early is often the smartest option.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in San Francisco?
United Airlines flights from San Antonio Intl. Airport (SAT) to San Francisco come in to San Francisco Intl. Airport (SFO). This is the main entry point to this city.
Why fly with United Airlines from SAT to SFO?
Journey from SAT to SFO with United Airlines and look forward to a host of benefits starting with a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you may also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from San Antonio Intl. Airport (SAT) to San Francisco Intl. Airport (SFO)?
Set off on a United Airlines flight from San Antonio Intl. Airport (SAT) to San Francisco Intl. Airport (SFO), and you'll likely be flying on an Airbus A319. Bear in mind though, that the aircraft type can change due to operational reasons.
Can I change or cancel my United Airlines flight from San Antonio Intl. Airport (SAT) to San Francisco Intl. Airport (SFO)?
Depending on the type of fare you purchased, a fee may apply if you cancel or change your flight more than 24 hours after confirmation. To secure flexible plane tickets, select our "Changes included" and "No cancel fee" boxes when looking for flights. For more information on changing or canceling your reservation, head to "Trips," select your flight and click on "Manage Booking."

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