What is the cheapest airline that flies from Key West to San Francisco Bay Area?

American Airlines and Delta are the most popular carriers operating from Key West to San Francisco Bay Area

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 many operators does momondo search for flights from Key West Airport to San Francisco Bay Area?

As of December 2025, there is 1 operator available to choose from for flights from Key West Airport to San Francisco Bay Area.

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.

$130 Cheap Flights from Key West to San Francisco Bay Area in 2025/26

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Find the cheapest flights from Key West to San Francisco Bay Area

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Cheap round-trip flights

Enter your travel dates to find the best prices.

4:37 pm - 11:36 pm

EYW

SFO

9h 59m1 stop

9:00 am - 9:47 pm

SFO

EYW

9h 47m1 stop

$259American Airlines

Fri, Jan 30 - Fri, Feb 6

4:37 pm - 11:36 pm

EYW

SFO

9h 59m1 stop

7:00 am - 9:47 pm

SFO

EYW

11h 47m2 stops

$265American Airlines

Fri, Jan 30 - Fri, Feb 6

6:06 am - 3:05 pm

EYW

SFO

11h 59m2 stops

7:00 am - 9:47 pm

SFO

EYW

11h 47m2 stops

$270American Airlines

Fri, Jan 30 - Fri, Feb 6

2:35 pm - 9:15 pm

EYW

SJC

9h 40m1 stop

10:30 pm - 10:58 am

SJC

EYW

9h 28m1 stop

$412Delta

Tue, Apr 14 - Tue, Apr 21

2:35 pm - 9:15 pm

EYW

SJC

9h 40m1 stop

7:00 am - 7:44 pm

SJC

EYW

9h 44m2 stops

$417Delta

Tue, Apr 14 - Tue, Apr 21

2:02 pm - 10:23 pm

EYW

SJC

11h 21m2 stops

6:03 am - 6:21 pm

SJC

EYW

9h 18m2 stops

$437American Airlines

Tue, Apr 14 - Tue, Apr 21

1:15 pm - 8:18 pm

EYW

SFO

10h 03m1 stop

7:00 am - 6:01 pm

SFO

EYW

8h 01m1 stop

$507American Airlines

Thu, Jan 1 - Wed, Jan 7

12:22 pm - 9:29 pm

EYW

SFO

12h 07m1 stop

9:30 pm - 1:03 pm

SFO

EYW

12h 33m1 stop

$544United Airlines

Thu, Jan 1 - Mon, Jan 5

10:29 am - 12:05 pm

EYW

SFO

28h 36m1 stop

6:24 am - 12:30 pm

SFO

EYW

27h 06m2 stops

$618Multiple Airlines

Wed, Dec 31 - Sun, Jan 4

6:05 pm - 8:56 pm

EYW

SJC

29h 51m2 stops

8:40 am - 4:22 pm

SJC

EYW

28h 42m2 stops

$686United Airlines

Thu, Jan 22 - Mon, Jan 26

American Airlines flights from Key West to San Francisco Bay Area

Our best American Airlines deals on Key West to San Francisco Bay Area flight tickets

American Airlines

Jan 30

EYW4:37 pmKey West

9h 59m

1 stop

SFO11:36 pmSan Francisco

Feb 6

SFO9:00 amSan Francisco

9h 47m

1 stop

EYW9:47 pmKey West

$259

Find similar

American Airlines

Jan 30

EYW4:37 pmKey West

9h 59m

1 stop

SFO11:36 pmSan Francisco

Feb 6

SFO7:00 amSan Francisco

11h 47m

2 stops

EYW9:47 pmKey West

$265

Find similar

American Airlines

Jan 30

EYW6:06 amKey West

11h 59m

2 stops

SFO3:05 pmSan Francisco

Feb 6

SFO7:00 amSan Francisco

11h 47m

2 stops

EYW9:47 pmKey West

$270

Find similar

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

Jan 1

EYW12:22 pmKey West

12h 07m

1 stop

SFO9:29 pmSan Francisco

Jan 5

SFO9:30 pmSan Francisco

12h 33m

1 stop

EYW1:03 pmKey West

$544

Find similar

United Airlines

Jan 22

EYW6:05 pmKey West

29h 51m

2 stops

SJC8:56 pmSan Jose

Jan 26

SJC8:40 amSan Jose

28h 42m

2 stops

EYW4:22 pmKey West

$686

Find similar

United Airlines

Jan 22

EYW6:05 pmKey West

29h 51m

2 stops

SJC8:56 pmSan Jose

Jan 26

SJC4:00 pmSan Jose

20h 17m

2 stops

EYW3:17 pmKey West

$709

Find similar

momondo Fare Finder

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

Fri 1/30

4:37 pm-11:36 pm

1 stop9h 59m

San Francisco

Fri 2/6

9:00 am-9:47 pm

1 stop9h 47m

$259

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Fri 1/30

4:37 pm-11:36 pm

1 stop9h 59m

San Francisco

Fri 2/6

7:00 am-9:47 pm

2 stops11h 47m

$265

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Fri 1/30

6:06 am-3:05 pm

2 stops11h 59m

San Francisco

Fri 2/6

7:00 am-9:47 pm

2 stops11h 47m

$270

Key WestSan Jose

EYW - SJC

EYWSJC

Key West

Tue 4/14

2:35 pm-9:15 pm

1 stop9h 40m

San Jose

Tue 4/21

10:30 pm-10:58 am

1 stop9h 28m

$412

Key WestSan Jose

EYW - SJC

EYWSJC

Key West

Tue 4/14

2:35 pm-9:15 pm

1 stop9h 40m

San Jose

Tue 4/21

7:00 am-7:44 pm

2 stops9h 44m

$417

Key WestSan Jose

EYW - SJC

EYWSJC

Key West

Tue 4/14

2:02 pm-10:23 pm

2 stops11h 21m

San Jose

Tue 4/21

6:03 am-6:21 pm

2 stops9h 18m

$437

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Thu 1/1

1:15 pm-8:18 pm

1 stop10h 03m

San Francisco

Wed 1/7

7:00 am-6:01 pm

1 stop8h 01m

$507

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Thu 1/1

12:22 pm-9:29 pm

1 stop12h 07m

San Francisco

Mon 1/5

9:30 pm-1:03 pm

1 stop12h 33m

$544

Key WestSan Francisco

EYW - SFO

EYWSFO

Key West

Wed 12/31

10:29 am-12:05 pm

1 stop28h 36m

San Francisco

Sun 1/4

6:24 am-12:30 pm

2 stops27h 06m

$618

Key WestSan Jose

EYW - SJC

EYWSJC

Key West

Thu 1/22

6:05 pm-8:56 pm

2 stops29h 51m

San Jose

Mon 1/26

8:40 am-4:22 pm

2 stops28h 42m

$686

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest day to depart on your flight to San Francisco Bay Area?

On average, the least expensive day to fly to San Francisco Bay Area from Key West is on a Saturday. momondo users have found tickets for Saturday departures for as low as $394. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Key West because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $617.

What is the cheapest time of day to depart on your flight to San Francisco Bay Area?

Our most recent data shows that the best time of day to fly to San Francisco Bay Area is at noon. Flights from Key West to San Francisco Bay Area during this time can be as low as $430. In contrast, the most expensive time of day to depart to San Francisco Bay Area is in the afternoon when prices are around $476.

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 45m
Direct flights	None

The fastest flight from Key West to San Francisco Bay Area takes 8h 45m

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.

Search flight deals

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 many operators does momondo search for flights from Key West Airport to San Francisco Bay Area?
As of December 2025, there is 1 operator available to choose from for flights from Key West Airport to San Francisco Bay Area.
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?
Based on momondo bookings for flights between Key West and San Francisco Bay Area, the leading plane model is Airbus A220-300, making up 18.75% of the total bookings. Other popular models include Airbus A319 with 15.00%, Embraer 170 with 13.21%, and Embraer 175 with 12.68%.

Best airlines flying from Key West to San Francisco Bay Area

Compare and see reviews for airlines that fly from Key West to San Francisco Bay Area with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $313	Free Cancellation	Rating 7.2 11,054 reviews		Search American Airlines flights

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.

An easier way to manage your San Francisco Bay Area trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to San Francisco Bay Area

Popular cities in San Francisco Bay Area

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Cheap flights from Key West to San Francisco Bay Area from $130

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Key West to San Francisco Bay Area

Cheap round-trip flights

Cheap one-way flights

American Airlines flights from Key West to San Francisco Bay Area

Our best American Airlines deals on Key West to San Francisco Bay Area flight tickets

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

momondo Fare Finder

Use the filters below to find and compare flights from Key West to San Francisco Bay Area that are best for you.

See travel insights to San Francisco Bay Area from

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

What is the cheapest day to depart on your flight to San Francisco Bay Area?

What is the cheapest time of day to depart on your flight to San Francisco Bay Area?

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.

What is the cheapest airline that flies from Key West to San Francisco Bay Area?

American Airlines and Delta are the most popular carriers operating from 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

Direct flights

When did momondo last update prices for flights from Key West Airport to San Francisco Bay Area?

How many operators does momondo search for flights from Key West Airport to San Francisco Bay Area?

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

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

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

Best airlines flying from Key West to San Francisco Bay Area

Compare and see reviews for airlines that fly from Key West to San Francisco Bay Area with momondo

Why use momondo?

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

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

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

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?

An easier way to manage your San Francisco Bay Area trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to San Francisco Bay Area

Popular cities in San Francisco Bay Area

Popular flights according to clicks in the last 7 days on momondo