SFO - EYW

$222 Find Cheap Flights from San Francisco to Key West - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$301
Typical prices: $439-$738
Delta
Sun 9/9Wed 9/12
SFO - EYW • 1 stop
Cheapest one-way
$222
Typical prices: $211-$367
Multiple Airlines
Tue 10/9
SFO - EYW • 2 stops
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
Chicago O'Hare Intl (ORD)
Cheapest • Avg $460 (round-trip)
Dallas/Fort Worth (DFW)
Shortest trip • 7h 58m (one-way)
Insights
Insights
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We hope you love your trip to Key West!
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

Wed, Sep 9 - Sat, Sep 12
Delta Logo
8:00 am - 8:00 pmSFO  San Francisco-EYW Key West
9h 00m1 stop Atlanta Hartsfield-Jackson
Delta Logo
4:35 pm - 11:57 pmEYW  Key West-SFO San Francisco
10h 22m1 stop Atlanta Hartsfield-Jackson
$301Delta
Tue, Sep 22 - Tue, Sep 29
Delta Logo
6:00 am - 5:23 pmSFO  San Francisco-EYW Key West
8h 23m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:19 pm - 11:57 pmEYW  Key West-SFO San Francisco
8h 38m1 stop Atlanta Hartsfield-Jackson
$301Delta
Tue, Oct 13 - Tue, Oct 20
American Airlines Logo
6:47 am - 4:54 pmSFO  San Francisco-EYW Key West
7h 07m1 stop Dallas/Fort Worth
American Airlines Logo
2:34 pm - 9:07 pmEYW  Key West-SFO San Francisco
9h 33m1 stop Dallas/Fort Worth
$301American Airlines
Wed, Feb 3 - Sat, Feb 6
American Airlines Logo
9:00 am - 9:47 pmSFO  San Francisco-EYW Key West
9h 47m1 stop Charlotte Douglas
American Airlines Logo
4:24 pm - 11:36 pmEYW  Key West-SFO San Francisco
10h 12m1 stop Miami
$301American Airlines
Wed, Jan 20 - Sat, Jan 23
American Airlines Logo
1:15 pm - 11:56 pmSFO  San Francisco-EYW Key West
7h 41m1 stop Miami
American Airlines Logo
4:24 pm - 11:36 pmEYW  Key West-SFO San Francisco
10h 12m1 stop Miami
$301American Airlines
Fri, Sep 11 - Tue, Sep 15
Delta Logo
10:00 pm - 10:46 amSFO  San Francisco-EYW Key West
9h 46m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:19 pm - 11:57 pmEYW  Key West-SFO San Francisco
8h 38m1 stop Atlanta Hartsfield-Jackson
$351Delta
Thu, Jan 21 - Tue, Jan 26
United Airlines Logo
10:45 pm - 11:11 amSFO  San Francisco-EYW Key West
9h 26m1 stop Chicago O'Hare Intl
United Airlines Logo
4:05 pm - 12:36 amEYW  Key West-SFO San Francisco
11h 31m1 stop Chicago O'Hare Intl
$379United Airlines
Sun, Nov 15 - Wed, Nov 18
Multiple Airlines Logo
12:46 pm - 9:51 amSFO  San Francisco-EYW Key West
18h 05m1 stop Cincinnati Cinci./N. Kentucky
Multiple Airlines Logo
10:04 am - 11:17 amEYW  Key West-SFO San Francisco
28h 13m2 stops Tampa Denver Intl
$453Multiple Airlines
Sun, Sep 20 - Sat, Sep 26
United Airlines Logo
10:30 pm - 1:29 pmSFO  San Francisco-EYW Key West
11h 59m1 stop Newark
United Airlines Logo
4:00 pm - 9:15 pmEYW  Key West-SFO San Francisco
8h 15m1 stop Chicago O'Hare Intl
$468United Airlines
Sun, Sep 20 - Sat, Sep 26
Multiple Airlines Logo
12:46 pm - 12:36 pmSFO  San Francisco-EYW Key West
20h 50m1 stop Cincinnati Cinci./N. Kentucky
Multiple Airlines Logo
9:53 am - 10:47 amEYW  Key West-SFO San Francisco
27h 54m2 stops Tampa St. Petersburg Denver Intl
$539Multiple Airlines
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 $301. 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 $301 on Delta.

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.

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Key details for San Francisco to Key West flights

Low season

July

Cheapest flight

$222
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) - 38% of one-stop connections
    • Miami (MIA) - 28% of one-stop connections
    • Charlotte Douglas (CLT) - 14% of one-stop connections
    • Dallas/Fort Worth (DFW) - 14% 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.

  • 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 $356, which is 34% 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 58m, compared with 8h 26m via Miami (MIA) and 8h 57m 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

Everything you need to know for your flight from San Francisco to Key West

Information on your arrival and departure airports

San Francisco (SFO)
Key West (EYW)