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Cheap flights from Key West to San Francisco (EYW - SFO) from $257

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
EYW — SFO
Jun 2 — Jun 91
From?
To?
Sun 6/2
Sun 6/9
1 adult, Economy
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Cheap flight deals from Key West to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) 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 28, 2024.

Popular in

November

Cheapest in

February

Average price

$654

Round-trip from

$268
High demand for flights, 30% potential price rise
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Best time to find cheap flights, 38% potential price drop
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Average for round-trip flights in May 2024
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From Key West to San Francisco
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What is the cheapest day to fly round-trip from Key West to San Francisco?

Thursday is generally a great day to depart. Flying on this day could help you save up to 60%.

What is the cheapest month to fly from Key West to San Francisco?

Our data shows that February tends to be the cheapest month to fly to San Francisco from Key West. Users have commonly found prices around $460 for the month, but tickets can be as low as $272. Due to multiple factors, prepare for potentially higher prices in November.

When is the cheapest time to fly from Key West to San Francisco (EYW - SFO)?

When flying from Key West to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 29% versus a flight in the morning.

Cheap American Airlines flights from Key West to San Francisco

Explore cheap flight options specifically provided by American Airlines for the route between Key West and San Francisco. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,740,132 searches. Data last updated May 28, 2024.
Find some of the cheapest American Airlines flights traveling from Key West to San Francisco. Make sure to double check the flight details before booking.
Thu 9/52:55 pmEYW - SFO
1 stop9h 04mAmerican Airlines
Mon 9/95:00 amSFO - EYW
1 stop8h 43mAmerican Airlines
Deal found 5/26$257
Thu 9/52:55 pmEYW - SFO
1 stop9h 04mAmerican Airlines
Mon 9/911:46 pmSFO - EYW
2 stops11h 39mAmerican Airlines
Deal found 5/26$262
Sun 9/112:47 pmEYW - SFO
1 stop11h 07mAmerican Airlines
Sun 9/811:59 pmSFO - EYW
2 stops11h 26mAmerican Airlines
Deal found 5/27$297
Thu 9/52:56 pmEYW - SFO
2 stops9h 58mAmerican Airlines
Mon 9/911:46 pmSFO - EYW
2 stops10h 24mAmerican Airlines
Deal found 5/26$303

Cheap Delta flights from Key West to San Francisco

Explore cheap flight options specifically provided by Delta for the route between Key West and San Francisco. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,740,132 searches. Data last updated May 28, 2024.
Some of the lowest-priced Delta flights we've found at this time heading from Key West to San Francisco. Check back soon if you're not seeing flights that suit your needs.
Wed 9/412:42 pmEYW - SFO
1 stop8h 41mDelta
Mon 9/910:40 pmSFO - EYW
1 stop10h 08mDelta
Deal found 5/26$263
Wed 9/412:42 pmEYW - SFO
1 stop8h 41mDelta
Tue 9/106:00 amSFO - EYW
1 stop8h 09mDelta
Deal found 5/26$269
Sun 9/17:23 amEYW - SFO
1 stop7h 58mDelta
Sun 9/811:57 pmSFO - EYW
1 stop8h 51mDelta
Deal found 5/27$276
Wed 9/412:42 pmEYW - SFO
1 stop8h 41mDelta
Sun 9/86:59 pmSFO - EYW
2 stops15h 08mDelta
Deal found 5/26$298
Sat 9/77:23 amEYW - SFO
2 stops14h 55mDelta
Sun 9/811:57 pmSFO - EYW
1 stop10h 10mDelta
Deal found 5/26$299
Wed 9/47:23 amEYW - SFO
2 stops16h 55mDelta
Tue 9/106:00 amSFO - EYW
1 stop8h 09mDelta
Deal found 5/26$305
Wed 9/47:23 amEYW - SFO
2 stops16h 55mDelta
Sun 9/86:59 pmSFO - EYW
2 stops13h 49mDelta
Deal found 5/26$333
Sat 9/77:23 amEYW - SFO
1 stop9h 25mDelta
Sun 9/811:57 pmSFO - EYW
1 stop8h 51mDelta
Deal found 5/26$364
Sat 9/77:23 amEYW - SFO
1 stop9h 25mDelta
Tue 9/106:00 amSFO - EYW
1 stop8h 09mDelta
Deal found 5/26$370

Key West to San Francisco 2024 flight deals

Discover exclusive flight deals for travel between Key West and San Francisco in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,740,132 searches. Data last updated May 28, 2024.
The lowest fares we've come across on flights traveling from Key West to San Francisco in May and June 2024. Check back soon for alternative fares.
Thu 9/52:55 pmEYW - SFO
1 stop9h 04mAmerican Airlines
Mon 9/95:00 amSFO - EYW
1 stop8h 43mAmerican Airlines
Deal found 5/26$257
Thu 9/52:55 pmEYW - SFO
1 stop9h 04mAmerican Airlines
Mon 9/911:46 pmSFO - EYW
2 stops11h 39mAmerican Airlines
Deal found 5/26$262
Wed 9/412:42 pmEYW - SFO
1 stop8h 41mDelta
Sun 9/811:57 pmSFO - EYW
1 stop8h 51mDelta
Deal found 5/26$263
Wed 9/412:42 pmEYW - SFO
1 stop8h 41mDelta
Tue 9/106:00 amSFO - EYW
1 stop8h 09mDelta
Deal found 5/26$269
Sun 9/17:23 amEYW - SFO
1 stop7h 58mDelta
Sun 9/811:57 pmSFO - EYW
1 stop8h 51mDelta
Deal found 5/27$276
Sun 9/112:47 pmEYW - SFO
1 stop11h 07mAmerican Airlines
Sun 9/811:59 pmSFO - EYW
2 stops11h 26mAmerican Airlines
Deal found 5/27$297
Wed 9/412:42 pmEYW - SFO
1 stop8h 41mDelta
Sun 9/86:59 pmSFO - EYW
2 stops15h 08mDelta
Deal found 5/26$298
Sat 9/77:23 amEYW - SFO
2 stops14h 55mDelta
Mon 9/911:50 pmSFO - EYW
1 stop10h 17mDelta
Deal found 5/26$299
Thu 9/52:56 pmEYW - SFO
2 stops9h 58mAmerican Airlines
Mon 9/911:46 pmSFO - EYW
2 stops10h 24mAmerican Airlines
Deal found 5/26$303

Find flights from Key West to San Francisco within your budget

Customize your flight search to find flights from Key West 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 2,740,132 searches. Data last updated May 28, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$257 - $408

Route

Depart

Return

Price

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Thu 9/5

1 stop9h 04m

San Francisco

Mon 9/9

1 stop8h 43m

$257

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Thu 9/5

1 stop9h 04m

San Francisco

Mon 9/9

2 stops11h 39m

$262

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Wed 9/4

1 stop8h 41m

San Francisco

Mon 9/9

1 stop10h 08m

$263

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Wed 9/4

1 stop8h 41m

San Francisco

Tue 9/10

1 stop8h 09m

$269

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Sun 9/1

1 stop7h 58m

San Francisco

Sun 9/8

1 stop8h 51m

$276

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Sun 9/1

1 stop11h 07m

San Francisco

Sun 9/8

2 stops11h 26m

$297

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Wed 9/4

1 stop8h 41m

San Francisco

Sun 9/8

2 stops15h 08m

$298

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Thu 9/5

2 stops9h 58m

San Francisco

Mon 9/9

2 stops10h 24m

$303

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Tue 9/3

1 stop13h 00m

San Francisco

Tue 9/10

1 stop12h 34m

$408

Flights are sorted by cheapest first

Deals found on 5/26

When is the cheapest time to fly from Key West to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Key West to San Francisco. Price data was last updated on May 19, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Key West to San Francisco flight should consider departing on Saturday afternoons 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.
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Best time to book a flight from Key West to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Key West 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.

Temperature and rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature and rainfall totals by month.

SFO

Temperature

51.8 - 62.6 °F

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 28, 2024.
Peruse reviews from past customers who have flown with American Airlines, Delta and United Airlines from Key West to San Francisco to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,476 reviews
Check prices

Food

7.4

Crew

8.6

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Delta
8.0
Very good
10,476 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Food

7.4

Crew

8.6

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

United Airlines
7.4
Good
10,799 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Food

7.4

Crew

8.6

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

American Airlines
7.3
Good
14,316 reviews
Delta
8.0
Very good
10,476 reviews
Check prices

Food

7.4

Crew

8.6

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Related info for your journey

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

  • Can I find flights from Key West to San Francisco for under $300 on Cheapflights?

    Yes, there are multiple flights from Key West to San Francisco for under $300. The cheapest flight booked recently is on American Airlines for just $257, but on average you can expect to pay $353.

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

    American Airlines, at $257, was found to be the cheapest airline from Key West to San Francisco.Alternate airlines to your destination round-trip include Delta and United Airlines. American Airlines is 44% cheaper than the average price of flights available within the next 90 days to this destination.

  • What does EYW to SFO mean?

    This is defined as Key West Airport (EYW) and San Francisco Airport (SFO). Codes like San Francisco Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Key West to San Francisco that include extra baggage allowance?

    The amount of baggage you can bring on your Key West to San Francisco flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Key West to San Francisco with specific airlines?

    Yes, Cheapflights allows you to browse and filter Key West to San Francisco flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Key West 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.

  • Can I find deals for flights from Key West to San Francisco that allow pets onboard?

    Many airlines flying from Key West to San Francisco offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Key West to San Francisco?

    Yes, you can often find last-minute deals on Key West to San Francisco flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Key West to San Francisco flight deals updated?

    The Key West to San Francisco flight deals you see on this page were last updated on 5/27.

  • When is the best time to book a flight from Key West to San Francisco?

    Currently, September is the cheapest month in which you can book a flight from Key West to San Francisco (average of $268). Flying from Key West to San Francisco in June is currently the most expensive (average of $385). 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

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Top 2 airlines flying from Key West to San Francisco

Discover the top 2 airlines that operate flights from Key West 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 2,740,132 searches. Data last updated May 28, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$242Average$429FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$285Average$447FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Phoenix to Seattle flights
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Chicago to New York flights
Phoenix to Cancún flights
San Diego to Seattle flights
Los Angeles to Reno flights
USA to London flights
Burbank to Las Vegas flights
San Francisco to Los Angeles flights
Detroit to Miami flights
Key West to Springfield flights

Search flights from Key West to San Francisco by cabin class

Find flights from Key West to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Key West to San Francisco?

Cheapflights makes it easy to find Key West to San Francisco flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Key West to San Francisco?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Francisco from Key West.

Can Cheapflights find flights from Key West to San Francisco with no change fees?

Need flexible booking options for your flight to San Francisco from Key West? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Key West to San Francisco become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Francisco from Key West today and book when prices fit your budget.

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