EYW - SFO

$147 Find Cheap Flights from Key West to San Francisco

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Key West to San Francisco departing on 4/30. 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.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to San Francisco

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Key West to San Francisco, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Key West to San Francisco, as well as popular online travel agencies
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$319
American Airlines
Thu 4/23Wed 4/29
EYW - SFO • 1 stop
Cheapest one-way
$147
Typical prices: $245-$370
Multiple Airlines
Thu 4/30
EYW - SFO • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Key West and San Francisco. You'll need at least 1 connection.
Insights
Insights
Insights
Insights
Top layover airports
Miami (MIA)
Cheapest • Avg $453 (round-trip)
Atlanta (ATL)
Shortest trip • 8h 15m (one-way)
Insights
Insights
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to San Francisco!
Flight Deals
Booking Insights
Flight Deals

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

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Key West to San Francisco that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

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

Thu, Apr 23 - Wed, Apr 29
American Airlines Logo
11:56 am - 8:12 pm
EYW
-
SFO
11h 16m
1 stop
American Airlines Logo
9:08 am - 10:36 pm
SFO
-
EYW
10h 28m
1 stop
$319American Airlines
Thu, Aug 6 - Wed, Aug 12
American Airlines Logo
3:00 pm - 8:29 pm
EYW
-
SFO
8h 29m
1 stop
American Airlines Logo
5:15 am - 4:20 pm
SFO
-
EYW
8h 05m
1 stop
$349American Airlines
Thu, Aug 6 - Wed, Aug 12
American Airlines Logo
3:00 pm - 10:44 pm
EYW
-
SFO
10h 44m
1 stop
American Airlines Logo
5:15 am - 6:39 pm
SFO
-
EYW
10h 24m
2 stops
$354American Airlines
Wed, Apr 8 - Sat, Apr 11
United Airlines Logo
4:38 pm - 10:30 pm
EYW
-
SFO
8h 52m
1 stop
United Airlines Logo
12:45 am - 2:51 pm
SFO
-
EYW
11h 06m
1 stop
$429United Airlines
Thu, Apr 23 - Wed, Apr 29
American Airlines Logo
3:58 pm - 11:09 pm
EYW
-
SFO
10h 11m
2 stops
American Airlines Logo
9:08 am - 10:36 pm
SFO
-
EYW
10h 28m
1 stop
$455American Airlines
Thu, Apr 23 - Wed, Apr 29
American Airlines Logo
3:58 pm - 11:09 pm
EYW
-
SFO
10h 11m
2 stops
American Airlines Logo
8:00 am - 10:58 pm
SFO
-
EYW
11h 58m
2 stops
$488American Airlines
Thu, Apr 23 - Tue, Apr 28
United Airlines Logo
3:52 pm - 12:39 am
EYW
-
SFO
11h 47m
1 stop
United Airlines Logo
12:45 am - 2:51 pm
SFO
-
EYW
11h 06m
1 stop
$498United Airlines
Fri, May 1 - Sun, May 3
United Airlines Logo
4:47 pm - 11:59 pm
EYW
-
SFO
10h 12m
1 stop
United Airlines Logo
12:45 am - 3:07 pm
SFO
-
EYW
11h 22m
1 stop
$499United Airlines
Thu, Aug 6 - Wed, Aug 12
American Airlines Logo
3:00 pm - 11:13 pm
EYW
-
SFO
11h 13m
2 stops
American Airlines Logo
5:15 am - 6:39 pm
SFO
-
EYW
10h 24m
2 stops
$502American Airlines
Wed, Apr 8 - Sun, Apr 12
American Airlines Logo
2:29 pm - 10:36 pm
EYW
-
SFO
11h 07m
2 stops
American Airlines Logo
8:00 am - 6:49 pm
SFO
-
EYW
7h 49m
1 stop
$551American Airlines
Booking Insights

KAYAK's insights & trends for Key West to San Francisco flights

Get data-powered insights and trends into flights from Key West to San Francisco to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Key West to San Francisco?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Key West to San Francisco were found on American Airlines ($319) and United Airlines ($429).

Find deals

Good to know

Cheapest flight$147
Flight from Key West to San Francisco

When to book flights from Key West to San Francisco

Are your dates flexible? Find out the best times to travel from Key West to San Francisco based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Key West to San Francisco

  • What is the cheapest flight from Key West to San Francisco?

    In the last 3 days, the lowest price for a flight from Key West to San Francisco was $147 for a one-way ticket and $319 for a round-trip.

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

    No

  • Which aircraft models fly most regularly from Key West to San Francisco?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Key West to San Francisco?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Key West to San Francisco.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Key West to San Francisco?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Key West is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Key West to San Francisco?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Key West with another airline. Booking your flights between Key West and SFO can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Key West to San Francisco?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Key West up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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

Information on your arrival and departure airports

Key West (EYW)
San Francisco (SFO)