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Cheap flights from Key West to the United States from $53

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 the United States departing on 12/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Key West to the United States

Cheap round-trip flights

Enter your travel dates to find the best prices.
Breeze Airways Logo
10:59 am - 12:06 pmEYW-TPA
1h 07mnonstop
Breeze Airways Logo
9:00 am - 10:07 amTPA-EYW
1h 07mnonstop
$106Breeze Airways
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Thu, Nov 6 - Sat, Nov 8
Breeze Airways Logo
10:47 am - 11:54 amEYW-TPA
1h 07mnonstop
Breeze Airways Logo
9:00 am - 10:07 amTPA-EYW
1h 07mnonstop
$110Breeze Airways
Find Deal
Wed, Dec 10 - Wed, Dec 17
American Airlines Logo
7:00 am - 10:12 amEYW-MCO
3h 12m1 stop
American Airlines Logo
8:00 am - 11:02 amMCO-EYW
3h 02m1 stop
$201American Airlines
Find Deal
Wed, Dec 10 - Wed, Dec 17
Delta Logo
6:10 pm - 1:27 amEYW-BOS
7h 17m1 stop
Delta Logo
12:10 pm - 8:06 pmBOS-EYW
7h 56m1 stop
$237Delta
Find Deal
Wed, Dec 3 - Wed, Dec 10
Delta Logo
7:25 am - 2:47 pmEYW-BOS
7h 22m1 stop
Delta Logo
7:00 am - 1:37 pmBOS-EYW
6h 37m1 stop
$250Delta
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Wed, Dec 24 - Sun, Jan 4
American Airlines Logo
5:36 pm - 8:31 pmEYW-DCA
2h 55mnonstop
American Airlines Logo
7:40 am - 10:47 amDCA-EYW
3h 07mnonstop
$256American Airlines
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Sat, Nov 22 - Sun, Nov 23
United Airlines Logo
2:47 pm - 11:41 pmEYW-BOS
8h 54m2 stops
United Airlines Logo
8:05 am - 1:51 pmBOS-EYW
5h 46m1 stop
$262United Airlines
Find Deal
Thu, Dec 11 - Sun, Dec 14
United Airlines Logo
4:00 pm - 6:46 pmEYW-ORD
3h 46mnonstop
United Airlines Logo
11:00 am - 3:19 pmORD-EYW
3h 19mnonstop
$269United Airlines
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Fri, Nov 14 - Sun, Nov 16
Allegiant Air Logo
12:32 pm - 3:08 pmEYW-IAD
26h 36m1 stop
Allegiant Air Logo
8:22 pm - 4:55 pmIAD-EYW
20h 33m2 stops
$310Allegiant Air
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Sun, Nov 9 - Thu, Nov 13
Allegiant Air Logo
3:29 pm - 11:55 amEYW-BOS
20h 26m2 stops
Allegiant Air Logo
9:00 am - 9:47 pmBOS-EYW
12h 47m2 stops
$378Allegiant Air
Find Deal
Wed, Dec 24 - Sun, Jan 4

Delta flights from Key West to United States

Our best Delta deals on Key West to United States flight tickets
Delta
Dec 3
EYW6:10 pmKey West
7h 17m
1 stop
BOS1:27 amBoston Logan Intl
Dec 10
BOS12:10 pmBoston Logan Intl
7h 56m
1 stop
EYW8:06 pmKey West
$237
Find similar
Delta
Dec 24
EYW7:25 amKey West
7h 22m
1 stop
BOS2:47 pmBoston Logan Intl
Jan 4
BOS7:00 amBoston Logan Intl
6h 37m
1 stop
EYW1:37 pmKey West
$250
Find similar
Delta
Feb 4
EYW1:28 pmKey West
3h 07m
LGA4:35 pmNew York LaGuardia
Feb 17
LGA1:00 pmNew York LaGuardia
6h 44m
1 stop
EYW7:44 pmKey West
$269
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JetBlue flights from Key West to United States

Our best JetBlue deals on Key West to United States flight tickets
JetBlue
Nov 1
EYW12:45 pmKey West
3h 30m
BOS4:15 pmBoston Logan Intl
Nov 10
BOS8:00 amBoston Logan Intl
3h 53m
EYW11:53 amKey West
$203
Find similar
JetBlue
Jan 29
EYW1:05 pmKey West
3h 35m
BOS4:40 pmBoston Logan Intl
Feb 4
BOS8:15 amBoston Logan Intl
3h 55m
EYW12:10 pmKey West
$251
Find similar
JetBlue
Dec 11
EYW12:45 pmKey West
3h 30m
BOS4:15 pmBoston Logan Intl
Dec 14
BOS8:02 amBoston Logan Intl
3h 53m
EYW11:55 amKey West
$302
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momondo Fare Finder

 
Customize your flight search to find flights from Key West to United States 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 October 27, 2025.
Use the filters below to find and compare flights from Key West to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Key WestTampa

EYW - TPA

EYWTPA

Key West

Thu 11/6

10:59 am-12:06 pm

Nonstop1h 07m

Tampa

Sat 11/8

9:00 am-10:07 am

Nonstop1h 07m

$106

Key WestTampa

EYW - TPA

EYWTPA

Key West

Wed 12/10

10:47 am-11:54 am

Nonstop1h 07m

Tampa

Wed 12/17

9:00 am-10:07 am

Nonstop1h 07m

$110

Key WestOrlando

EYW - MCO

EYWMCO

Key West

Wed 12/10

7:00 am-10:12 am

1 stop3h 12m

Orlando

Wed 12/17

8:00 am-11:02 am

1 stop3h 02m

$201

Key WestBoston

EYW - BOS

EYWBOS

Key West

Wed 12/3

6:10 pm-1:27 am

1 stop7h 17m

Boston Logan Intl

Wed 12/10

12:10 pm-8:06 pm

1 stop7h 56m

$237

Key WestBoston

EYW - BOS

EYWBOS

Key West

Wed 12/24

7:25 am-2:47 pm

1 stop7h 22m

Boston Logan Intl

Sun 1/4

7:00 am-1:37 pm

1 stop6h 37m

$250

Key WestWashington, D.C.

EYW - DCA

EYWDCA

Key West

Sat 11/22

5:36 pm-8:31 pm

Nonstop2h 55m

Washington, D.C. Reagan-National

Sun 11/23

7:40 am-10:47 am

Nonstop3h 07m

$256

Key WestBoston

EYW - BOS

EYWBOS

Key West

Thu 12/11

2:47 pm-11:41 pm

2 stops8h 54m

Boston Logan Intl

Sun 12/14

8:05 am-1:51 pm

1 stop5h 46m

$262

Key WestChicago

EYW - ORD

EYWORD

Key West

Fri 11/14

4:00 pm-6:46 pm

Nonstop3h 46m

Chicago O'Hare Intl

Sun 11/16

11:00 am-3:19 pm

Nonstop3h 19m

$269

Key WestWashington, D.C.

EYW - IAD

EYWIAD

Key West

Sun 11/9

12:32 pm-3:08 pm

1 stop26h 36m

Washington, D.C. Dulles Intl

Thu 11/13

8:22 pm-4:55 pm

2 stops20h 33m

$310

Key WestBoston

EYW - BOS

EYWBOS

Key West

Wed 12/24

3:29 pm-11:55 am

2 stops20h 26m

Boston Logan Intl

Sun 1/4

9:00 am-9:47 pm

2 stops12h 47m

$378

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 the United States from

How to get the cheapest flight ticket from Key West to United States

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

What is the cheapest day to depart on your flight to United States?

According to our data, Wednesday is the cheapest day to fly to United States from Key West. The lowest ticket price found for a Wednesday departure recently was $309. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $730. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

What is the cheapest time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is in the afternoon when flights can be purchased for as low as $324. Try not to purchase tickets at noon because they tend to be around $361. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Key West to United States flight route?

Fly from Key West to Orlando for the best Key West - United States flight prices

What cabin class options are available on Key West to United States flights?

There are 4 cabin classes available to choose from on Key West to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Key West to United States flights?

No. A direct flight is the cheapest option for a flight between Key West to United States.

Cheap Key West to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Key West to United States

Best Price Found

$56

Fastest flight time

1h 07m

Direct flights

Every day

Airports in United States

6 airports
The best one-way flight to United States from Key West in the past 72 hours is $56. The best round-trip flight deal from Key West to United States found on momondo in the last 72 hours is $86.
The fastest flight from Key West to United States takes 1h 07m
Direct flights go from Key West to United States every day.
There are 6 airports near United States: Washington, D.C. Reagan-National (DCA), Tampa (TPA), New York LaGuardia (LGA), Orlando (MCO), Atlanta Hartsfield-Jackson (ATL), Washington, D.C. Dulles Intl (IAD)
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  • When did momondo last update prices for flights from Key West Airport to United States?

    Prices for flights from Key West Airport to United States were last updated today.

  • How many operators does momondo search for flights from Key West Airport to United States?

  • How old do you have to be to fly from Key West Airport to United States?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Key West Airport to United States.

  • What documentation or ID do you need to fly to United States?

    The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Key West to United States?

Best airlines flying from Key West to United States

Compare and see reviews for airlines that fly from Key West to United States with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $86Free CancellationRating
7.4
8,996 reviews
Search United Airlines flights
Breeze AirwaysPriceFrom $101Free CancellationRating
8.1
220 reviews
Search Breeze Airways flights
Silver AirwaysPriceFrom $128Free CancellationRating
5.8
239 reviews
Search Silver Airways flights
American AirlinesPriceFrom $221Free CancellationRating
7.2
11,033 reviews
Search American Airlines flights
DeltaPriceFrom $239Free CancellationRating
7.9
7,996 reviews
Search Delta flights
JetBluePriceFrom $251Free CancellationRating
7.2
2,907 reviews
Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Key West to United States?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Key West to United States. momondo saves you time and could save you money on your trip.

Can I find flights from Key West to United States with flexible booking policies on momondo?

Yes. All flights to United States from Key West on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Key West to United States?

Once you have performed a search for Key West to United States 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 United States right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to United States from Key West. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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