SFO - EYW

$188 Find Cheap Flights from San Francisco to Key West - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$302
Typical prices: $439-$738
American Airlines
Wed 10/24Wed 10/31
SFO - EYW • 1 stop
Cheapest one-way
$188
Typical prices: $211-$367
JetBlue
Mon 11/12
SFO - EYW • 1 stop
Nonstop flights
Not available
There are currently no direct flights between San Francisco and Key West. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
16 weeks
in advance
Our data shows that travelers who book at least 16 weeks in advance save around 61% compared to booking last minute.
Insights
Insights
When to travel
October
Cheapest • 23% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Washington, D.C. Dulles Intl (IAD)
Cheapest • Avg $468 (round-trip)
Dallas/Fort Worth (DFW)
Shortest trip • 7h 59m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from San Francisco to Key West (SFO-EYW)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Francisco to Key West

Sat, Oct 24 - Sat, Oct 31
American Airlines Logo
5:30 am - 4:54 pmSFO  San Francisco-EYW Key West
8h 24m1 stop Dallas/Fort Worth
American Airlines Logo
5:28 pm - 11:59 pmEYW  Key West-SFO San Francisco
9h 31m1 stop Miami
$302American Airlines
Tue, Nov 10 - Tue, Nov 24
American Airlines Logo
5:00 am - 6:01 pmSFO  San Francisco-EYW Key West
10h 01m1 stop Charlotte Douglas
American Airlines Logo
2:32 pm - 8:54 pmEYW  Key West-SFO San Francisco
9h 22m1 stop Dallas/Fort Worth
$348American Airlines
Thu, Oct 29 - Tue, Nov 3
American Airlines Logo
6:47 am - 4:54 pmSFO  San Francisco-EYW Key West
7h 07m1 stop Dallas/Fort Worth
American Airlines Logo
11:14 am - 7:17 pmEYW  Key West-SFO San Francisco
11h 03m1 stop Miami
$348American Airlines
Tue, Sep 22 - Sat, Sep 26
United Airlines Logo
10:15 pm - 1:29 pmSFO  San Francisco-EYW Key West
12h 14m1 stop Newark
United Airlines Logo
4:20 pm - 12:30 amEYW  Key West-SFO San Francisco
11h 10m1 stop Chicago O'Hare Intl
$421United Airlines
Sun, Nov 1 - Thu, Nov 5
Multiple Airlines Logo
12:46 pm - 11:30 amSFO  San Francisco-EYW Key West
19h 44m1 stop Cincinnati Cinci./N. Kentucky
Multiple Airlines Logo
12:01 pm - 11:17 amEYW  Key West-SFO San Francisco
26h 16m2 stops Tampa Denver Intl
$439Multiple Airlines
Mon, Dec 21 - Fri, Dec 25
United Airlines Logo
11:30 pm - 11:41 amSFO  San Francisco-EYW Key West
9h 11m1 stop Chicago O'Hare Intl
United Airlines Logo
4:04 pm - 11:25 pmEYW  Key West-SFO San Francisco
10h 21m1 stop Chicago O'Hare Intl
$489United Airlines
Tue, Dec 22 - Fri, Dec 25
United Airlines Logo
11:30 pm - 11:41 amSFO  San Francisco-EYW Key West
9h 11m1 stop Chicago O'Hare Intl
United Airlines Logo
4:04 pm - 11:25 pmEYW  Key West-SFO San Francisco
10h 21m1 stop Chicago O'Hare Intl
$489United Airlines
Thu, Oct 29 - Sun, Nov 1
Multiple Airlines Logo
12:46 pm - 10:30 amSFO  San Francisco-EYW Key West
18h 44m1 stop Cincinnati Cinci./N. Kentucky
Multiple Airlines Logo
10:59 am - 11:17 amEYW  Key West-SFO San Francisco
27h 18m2 stops Orlando Denver Intl
$517Multiple Airlines
Tue, Oct 6 - Tue, Oct 13
Delta Logo
8:00 am - 8:01 pmSFO  San Francisco-EYW Key West
9h 01m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:10 pm - 11:56 pmEYW  Key West-SFO San Francisco
8h 46m1 stop Atlanta Hartsfield-Jackson
$528Delta
Thu, Dec 24 - Thu, Dec 31
Delta Logo
6:25 am - 10:53 amSFO  San Francisco-EYW Key West
25h 28m2 stops Los Angeles Atlanta Hartsfield-Jackson
Delta Logo
6:20 pm - 9:02 amEYW  Key West-SFO San Francisco
17h 42m2 stops Atlanta Hartsfield-Jackson Los Angeles
$711Delta
Booking Insights

Price, demand and travel trends for San Francisco to Key West flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from San Francisco to Key West with more confidence.

How much is a round-trip flight from San Francisco to Key West?

Round-trip flights from San Francisco to Key West start at $302. Prices are below average for this route right now, with typical round-trip fares ranging from $439 to $738. The lowest price found in the past 5 days was $302 on American Airlines.

What's the cheapest day of the week to fly from San Francisco to Key West?

Saturday is the cheapest day of the week to fly from San Francisco to Key West, it is 14% cheaper than the average day. Sunday is the most expensive day with flight prices 13% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • October is the cheapest month to fly from San Francisco to Key West at $438 round-trip.
  • December ($862) and November ($711) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 96% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from San Francisco to Key West the cheapest?

Flights from San Francisco to Key West are cheapest 16 weeks before departure. Booking in this window typically costs about 61% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for San Francisco to Key West flights

Low season

July

Cheapest flight

$188
Best time to beat the crowds but there is an average 15% increase in price.
Most popular time to fly with an average 26% increase in price.
Flight from San Francisco to Key West

When to book flights from San Francisco to Key West

Are your dates flexible? Find out the best times to travel from San Francisco to Key West based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Francisco to Key West flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from San Francisco to Key West?

    Flights from San Francisco to Key West usually depart from San Francisco (SFO) and arrive at Key West (EYW).

  • What cabin classes can I book on flights from San Francisco to Key West?

    Two cabin classes are available on flights from San Francisco to Key West:

    • Economy Class
    • First Class

  • Which airports do connecting flights from San Francisco to Key West pass through?

    One-stop flights from San Francisco to Key West most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 35% of one-stop connections
    • Miami (MIA) - 25% of one-stop connections
    • Charlotte Douglas (CLT) - 17% of one-stop connections
    • Dallas/Fort Worth (DFW) - 13% of one-stop connections

    Atlanta Hartsfield-Jackson (ATL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from San Francisco to Key West?

    On the San Francisco to Key West route, being flexible with your departure day can save you up to 24%. Saturday is the cheapest day at $491 round-trip on average, while Sunday is the most expensive at $641: a $150 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in Key West?

    Some of the most popular sights in Key West are Duval Street, Key West Historic District and Mallory Square. These are among the most viewed places in Key West on KAYAK.

  • How expensive are last-minute San Francisco to Key West flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 42% above the route average of $566. Book 16 weeks before departure for the lowest fares.

  • How long is a flight from San Francisco to Key West?

    A nonstop flight from San Francisco to Key West takes 0h 00m, covering 2,542 miles.

  • Do I need a passport to fly from San Francisco to Key West?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from San Francisco to Key West changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $302 to $3,000. That means the highest observed fare was about 10x higher than the lowest one.

  • How are flight prices from San Francisco to Key West looking right now?

    One-way fares from San Francisco to Key West are currently higher than usual. Average one-way flight prices are about $345, which is 30% above the typical average for this route.

  • How much time can I save by choosing a different layover airport from San Francisco to Key West?

    Flying via Dallas/Fort Worth (DFW) gives the shortest average 1-stop total travel time at 7h 59m, compared with 8h 26m via Miami (MIA) and 9h 03m via Atlanta Hartsfield-Jackson (ATL).

  • What is the time difference between San Francisco and Key West?

    Key West is 3 hours ahead of San Francisco (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Key West Airport (EYW)?

    Key West Airport (EYW) hosts 5 major car rental companies, with daily rates starting from around $29 for economy cars. Top options include:
    · Dollar
    · Hertz
    · Budget
    · Enterprise Rent-A-Car
    · Alamo

  • How much should I expect to pay for a San Francisco to Key West flight?

    Round-trip flights from San Francisco to Key West range from $439 to $738, with an average of $566 over the past 12 months. Anything below $439 counts as a good deal.

Your guide to booking San Francisco to Key West flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Sunday. On this route, Saturday flights average $491 - about $150 less than Sunday (23% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 16 weeks before you fly. On this route, that window historically saves about 61% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your San Francisco to Key West trip for October. Fares historically average $438 round-trip in that month - typically $424 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Key West Airport.
    - Havana Cabana at Key West
    - Fairfield Inn & Suites by Marriott Key West at The Keys Collection
    - Parrot Key Hotel & Villas

More options for your flight from San Francisco to Key West

Complete your trip to Key West with a hotel stay or car rental

Car rentals in Key West
Hotels in Key West
Vacations in Key West