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Cheap flights from Key West to San Francisco Bay Area from $129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to San Francisco Bay Area departing on 5/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:20 pm - 11:15 pm
EYW
-
SFO
9h 55m
1 stop
American Airlines Logo
11:28 pm - 12:38 pm
SFO
-
EYW
10h 10m
1 stop
$294American Airlines
Wed, Apr 8 - Sat, Apr 11
American Airlines Logo
3:51 pm - 11:59 pm
EYW
-
SFO
11h 08m
1 stop
American Airlines Logo
6:00 am - 6:19 pm
SFO
-
EYW
9h 19m
1 stop
$304American Airlines
Tue, Mar 3 - Tue, Mar 10
American Airlines Logo
2:45 pm - 10:07 pm
EYW
-
SFO
10h 22m
1 stop
American Airlines Logo
12:30 am - 3:57 pm
SFO
-
EYW
12h 27m
2 stops
$309American Airlines
Tue, Mar 3 - Mon, Mar 9
American Airlines Logo
1:55 pm - 11:47 pm
EYW
-
SFO
12h 52m
2 stops
American Airlines Logo
6:45 am - 10:18 pm
SFO
-
EYW
12h 33m
2 stops
$314American Airlines
Tue, Mar 3 - Tue, Mar 10
Delta Logo
2:40 pm - 8:24 pm
EYW
-
SFO
8h 44m
1 stop
Delta Logo
8:00 am - 7:40 pm
SFO
-
EYW
8h 40m
1 stop
$319Delta
Tue, Apr 14 - Wed, Apr 22
United Airlines Logo
6:35 pm - 9:05 pm
EYW
-
SJC
29h 30m
2 stops
United Airlines Logo
3:55 pm - 3:00 pm
SJC
-
EYW
20h 05m
2 stops
$761United Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
6:35 pm - 1:41 pm
EYW
-
SJC
22h 06m
2 stops
United Airlines Logo
8:50 am - 3:00 pm
SJC
-
EYW
27h 10m
3 stops
$1,001United Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
4:05 pm - 10:59 pm
EYW
-
SJC
9h 54m
1 stop
United Airlines Logo
6:30 am - 2:51 pm
SJC
-
EYW
29h 21m
1 stop
$1,448United Airlines
Tue, Mar 24 - Tue, Mar 31
Delta Logo
7:30 am - 8:24 pm
EYW
-
SJC
15h 54m
2 stops
Delta Logo
6:25 pm - 10:48 am
SJC
-
EYW
13h 23m
2 stops
$2,881Delta
Tue, Mar 24 - Tue, Mar 31
Delta Logo
7:30 am - 4:06 pm
EYW
-
SJC
11h 36m
2 stops
Delta Logo
4:50 pm - 10:48 am
SJC
-
EYW
14h 58m
2 stops
$3,139Delta
Tue, Mar 24 - Tue, Mar 31

United Airlines flights from Key West to San Francisco Bay Area

Our best United Airlines deals on Key West to San Francisco Bay Area flight tickets
United Airlines
Feb 26
EYW6:35 pmKey West
9h 53m
1 stop
SFO1:28 amSan Francisco
Mar 2
SFO10:55 pmSan Francisco
11h 20m
1 stop
EYW1:15 pmKey West
$429
United Airlines
Feb 26
EYW6:35 pmKey West
9h 53m
1 stop
SFO1:28 amSan Francisco
Mar 2
SFO4:10 pmSan Francisco
22h 44m
2 stops
EYW5:54 pmKey West
$491
United Airlines
Feb 26
EYW6:35 pmKey West
19h 15m
2 stops
SFO10:50 amSan Francisco
Mar 2
SFO9:30 pmSan Francisco
12h 45m
1 stop
EYW1:15 pmKey West
$492

Delta flights from Key West to San Francisco Bay Area

Our best Delta deals on Key West to San Francisco Bay Area flight tickets
Delta
Apr 14
EYW2:40 pmKey West
8h 44m
1 stop
SFO8:24 pmSan Francisco
Apr 22
SFO8:00 amSan Francisco
8h 40m
1 stop
EYW7:40 pmKey West
$319
Delta
Mar 24
EYW7:30 amKey West
11h 36m
2 stops
SJC4:06 pmSan Jose
Mar 31
SJC4:50 pmSan Jose
14h 58m
2 stops
EYW10:48 amKey West
$3,139

momondo Fare Finder

 
Customize your flight search to find flights from Key West to San Francisco Bay Area 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, momondo users made 832,500 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Key West to San Francisco Bay Area that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Wed 4/8

4:20 pm-11:15 pm

1 stop9h 55m

San Francisco

Sat 4/11

11:28 pm-12:38 pm

1 stop10h 10m

$294

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Tue 3/3

3:51 pm-11:59 pm

1 stop11h 08m

San Francisco

Tue 3/10

6:00 am-6:19 pm

1 stop9h 19m

$304

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Tue 3/3

2:45 pm-10:07 pm

1 stop10h 22m

San Francisco

Mon 3/9

12:30 am-3:57 pm

2 stops12h 27m

$309

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Tue 3/3

1:55 pm-11:47 pm

2 stops12h 52m

San Francisco

Tue 3/10

6:45 am-10:18 pm

2 stops12h 33m

$314

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Tue 4/14

2:40 pm-8:24 pm

1 stop8h 44m

San Francisco

Wed 4/22

8:00 am-7:40 pm

1 stop8h 40m

$319

Key WestSan Jose

EYW - SJC

EYWSJC

Key West

Thu 2/26

6:35 pm-9:05 pm

2 stops29h 30m

San Jose

Mon 3/2

3:55 pm-3:00 pm

2 stops20h 05m

$761

Key WestSan Jose

EYW - SJC

EYWSJC

Key West

Thu 2/26

6:35 pm-1:41 pm

2 stops22h 06m

San Jose

Mon 3/2

8:50 am-3:00 pm

3 stops27h 10m

$1,001

Key WestSan Jose

EYW - SJC

EYWSJC

Key West

Tue 3/24

4:05 pm-10:59 pm

1 stop9h 54m

San Jose

Tue 3/31

6:30 am-2:51 pm

1 stop29h 21m

$1,448

Key WestSan Jose

EYW - SJC

EYWSJC

Key West

Tue 3/24

7:30 am-8:24 pm

2 stops15h 54m

San Jose

Tue 3/31

6:25 pm-10:48 am

2 stops13h 23m

$2,881

Key WestSan Jose

EYW - SJC

EYWSJC

Key West

Tue 3/24

7:30 am-4:06 pm

2 stops11h 36m

San Jose

Tue 3/31

4:50 pm-10:48 am

2 stops14h 58m

$3,139

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco Bay Area from

How to get the cheapest flight ticket from Key West to San Francisco Bay Area

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Key West to San Francisco Bay Area flights?

No. A direct flight is the cheapest option for a flight between Key West to San Francisco Bay Area.

Cheap Key West to San Francisco Bay Area flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Key West to San Francisco Bay Area

Fastest flight time

8h 44m

Direct flights

None
The fastest flight from Key West to San Francisco Bay Area takes 8h 44m
There are no direct flights from Key West to San Francisco Bay Area. There are no popular flight routes from Key West to San Francisco Bay Area.
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  • When did momondo last update prices for flights from Key West Airport to San Francisco Bay Area?

    Prices for flights from Key West Airport to San Francisco Bay Area were last updated today.

  • How old do you have to be to fly from Key West Airport to San Francisco Bay Area?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Key West Airport to San Francisco Bay Area.

  • What documentation or ID do you need to fly to San Francisco Bay Area?

    The required travel and health documents for your San Francisco Bay Area trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Bay Area. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Key West to San Francisco Bay Area?

Why use momondo?

Why should I use momondo to find a flight deal from Key West to San Francisco Bay Area?

Finding the right flight to San Francisco Bay Area from Key West is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Francisco Bay Area quick and easy, saving you time and money.

Can I find flights from Key West to San Francisco Bay Area with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Francisco Bay Area from Key West with this policy.

How can momondo help me find flights from Key West to San Francisco Bay Area?

Once you have performed a search for Key West to San Francisco Bay Area flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Key West to San Francisco Bay Area right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Key West to San Francisco Bay Area flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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