$99 Cheap Flights from Colorado Springs (COS) to San Francisco (SFO)

View $99 flight on Wed, Jan 28, 2026Opens in a new window

Popular airlines from Colorado Springs Airport (COS) to San Francisco Intl. Airport (SFO)

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Cheap Flights from Colorado Springs to San Francisco (COS-SFO)

Prices were available within the past 7 days and start at $99 for one-way flights and $197 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Dec 10 - Wed, Dec 17
COS
Colorado Springs
SFO
San Francisco
$197 Roundtrip, found 8 hours ago
$197
Roundtrip
found 8 hours ago
Select Southwest Airlines flight, departing Wed, Dec 10 from Colorado Springs to San Francisco, returning Wed, Dec 17, priced at $197 found 8 hours ago
American Airlines
Wed, Jan 28 - Tue, Feb 3
COS
Colorado Springs
SFO
San Francisco
$197 Roundtrip, just found
$197
Roundtrip
just found
Select American Airlines flight, departing Wed, Jan 28 from Colorado Springs to San Francisco, returning Tue, Feb 3, priced at $197 just found
Delta
Wed, Jan 28 - Tue, Feb 3
COS
Colorado Springs
SFO
San Francisco
$197 Roundtrip, just found
$197
Roundtrip
just found
Select Delta flight, departing Wed, Jan 28 from Colorado Springs to San Francisco, returning Tue, Feb 3, priced at $197 just found
United
Wed, Jan 28 - Tue, Feb 3
COS
Colorado Springs
SFO
San Francisco
$197 Roundtrip, just found
$197
Roundtrip
just found
Select United flight, departing Wed, Jan 28 from Colorado Springs to San Francisco, returning Tue, Feb 3, priced at $197 just found
United
Wed, Jan 28 - Tue, Feb 3
COS
Colorado Springs
SFO
San Francisco
$198 Roundtrip, just found
$198
Roundtrip
just found
Select United flight, departing Wed, Jan 28 from Colorado Springs to San Francisco, returning Tue, Feb 3, priced at $198 just found
Delta
Mon, Dec 15 - Tue, Jan 20
COS
Colorado Springs
SFO
San Francisco
$200 Roundtrip, found 4 hours ago
$200
Roundtrip
found 4 hours ago
Select Delta flight, departing Mon, Dec 15 from Colorado Springs to San Francisco, returning Tue, Jan 20, priced at $200 found 4 hours ago
Delta
Tue, Feb 10 - Wed, Feb 25
COS
Colorado Springs
SFO
San Francisco
$202 Roundtrip, found 2 hours ago
$202
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Feb 10 from Colorado Springs to San Francisco, returning Wed, Feb 25, priced at $202 found 2 hours ago
United
Wed, Dec 10 - Wed, Dec 17
COS
Colorado Springs
SFO
San Francisco
$224 Roundtrip, found 8 hours ago
$224
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Dec 10 from Colorado Springs to San Francisco, returning Wed, Dec 17, priced at $224 found 8 hours ago
Delta
Fri, Jan 9 - Mon, Jan 26
COS
Colorado Springs
SFO
San Francisco
$225 Roundtrip, found 2 hours ago
$225
Roundtrip
found 2 hours ago
Select Delta flight, departing Fri, Jan 9 from Colorado Springs to San Francisco, returning Mon, Jan 26, priced at $225 found 2 hours ago
United
Mon, Dec 15 - Tue, Jan 20
COS
Colorado Springs
SFO
San Francisco
$227 Roundtrip, found 4 hours ago
$227
Roundtrip
found 4 hours ago
Select United flight, departing Mon, Dec 15 from Colorado Springs to San Francisco, returning Tue, Jan 20, priced at $227 found 4 hours ago

Find the cheapest month to fly from Colorado Springs (COS) to San Francisco (SFO)

October is typically the cheapest month to fly

From $176 - $418 per traveler.

Alternative airports near San Francisco

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Norman Y. Mineta San Jose Intl. SJC. Cheapest option available. Average driving time to city center is 50 minutes. Flights from $380
SJC
Norman Y. Mineta San Jose Intl.
Cheapest
Average driving time to city center50 min
Flights from $380
Select flight to Oakland Intl. OAK. Average driving time to city center is 26 minutes. Flights from $384
OAK
Oakland Intl.
Average driving time to city center26 min
Flights from $384

Frequently asked questions

How much does a flight from Colorado Springs Airport (COS) to San Francisco Intl. Airport (SFO) cost?
Get a cheap one-way flight from $99 or cheap return flight from $197 from Colorado Springs Airport (COS) to San Francisco Intl. Airport (SFO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Colorado Springs Airport (COS) to San Francisco Intl. Airport (SFO)?
The cheapest month to fly from COS to SFO is December, when there's less demand. Off-peak months are typically when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Colorado Springs Airport (COS) to San Francisco Intl. Airport (SFO)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from COS to SFO. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Colorado Springs Airport (COS) to San Francisco Intl. Airport (SFO)?
There are no daily direct flights from Colorado Springs Airport (COS) to San Francisco Intl. Airport (SFO). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from COS to SFO?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Colorado Springs Airport (COS) to San Francisco Intl. Airport (SFO)?
Choose a flight from Colorado Springs Airport (COS) to San Francisco Intl. Airport (SFO) that takes off before 3 PM to reduce the likelihood of delays. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Colorado Springs Airport (COS) to San Francisco Intl. Airport (SFO) last-minute?
Booking your plane ticket from COS to SFO right before your trip is typically more expensive. However, if you're flexible with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a COS to SFO flight and hotel package?
You can save money by securing a COS to SFO flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After selecting your preferred accommodations and flights, consider adding extras including tours, car rentals and activities.
Can I cancel or change the date of my flight from Colorado Springs Airport (COS) to San Francisco Intl. Airport (SFO)?
If you reserved your COS to SFO flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Origin airport
Colorado Springs
Destination airport
San Francisco Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$196
Distance
962 mi

Book with confidence

Colorado Springs to San Francisco Flights

The cheapest times to fly from Colorado Springs to San Francisco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Colorado Springs to San Francisco are during the month of December. You can find some of the cheapest flights from Colorado Springs to San Francisco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Colorado Springs to San Francisco

Sunday is one of the best days to book for cheap flights from Colorado Springs to San Francisco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Colorado Springs to San Francisco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Colorado Springs to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $99 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Colorado Springs to San Francisco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Colorado Springs to San Francisco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Colorado Springs to San Francisco Flights

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*Available to One Key members.