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Cheap flights from North America to Key West from $84

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from North America to Key West departing on 11/6. 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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Cheap round-trip flights

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Multiple Airlines Logo
6:49 pm - 3:44 pmEWR-EYW
20h 55m1 stop
Multiple Airlines Logo
4:34 pm - 1:29 amEYW-EWR
8h 55m1 stop
$178Multiple Airlines
Find Deal
Sat, Dec 6 - Thu, Dec 11
Multiple Airlines Logo
11:29 am - 8:46 pmBWI-EYW
9h 17m1 stop
Multiple Airlines Logo
12:15 pm - 11:17 pmEYW-BWI
11h 02m1 stop
$179Multiple Airlines
Find Deal
Sun, Nov 16 - Thu, Nov 20
Multiple Airlines Logo
6:49 pm - 3:44 pmEWR-EYW
20h 55m1 stop
Multiple Airlines Logo
4:34 pm - 1:29 amEYW-EWR
8h 55m1 stop
$179Multiple Airlines
Find Deal
Sat, Dec 6 - Thu, Dec 11
United Airlines Logo
10:30 am - 1:51 pmEWR-EYW
3h 21mnonstop
United Airlines Logo
3:09 pm - 6:14 pmEYW-EWR
3h 05mnonstop
$229United Airlines
Find Deal
Wed, Dec 17 - Sat, Dec 20
United Airlines Logo
10:30 am - 1:51 pmEWR-EYW
3h 21mnonstop
United Airlines Logo
5:10 pm - 11:44 pmEYW-EWR
6h 34m1 stop
$239United Airlines
Find Deal
Wed, Dec 17 - Sat, Dec 20
Delta Logo
9:15 am - 5:15 pmBOS-EYW
8h 00m1 stop
Delta Logo
7:40 am - 3:41 pmEYW-BOS
8h 01m1 stop
$247Delta
Find Deal
Tue, Dec 2 - Thu, Dec 4
Delta Logo
12:05 pm - 5:13 pmEWR-EYW
5h 08m1 stop
Delta Logo
6:00 pm - 11:58 pmEYW-EWR
5h 58m1 stop
$249Delta
Find Deal
Tue, Jan 6 - Tue, Jan 13
American Airlines Logo
10:44 am - 2:55 pmBOS-EYW
4h 11mnonstop
American Airlines Logo
1:10 pm - 4:45 pmEYW-BOS
3h 35mnonstop
$254American Airlines
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Sat, Jan 3 - Sat, Jan 10
American Airlines Logo
2:46 pm - 9:47 pmBWI-EYW
7h 01m1 stop
American Airlines Logo
6:06 am - 1:56 pmEYW-BWI
7h 50m2 stops
$264American Airlines
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Sat, Jan 17 - Sat, Jan 24
Allegiant Air Logo
7:57 pm - 1:39 pmIAD-EYW
17h 42m1 stop
Allegiant Air Logo
10:27 pm - 2:42 pmEYW-IAD
16h 15m2 stops
$329Allegiant Air
Find Deal
Thu, Dec 11 - Sun, Dec 14

Spirit Airlines flights from North America to Key West

Our best Spirit Airlines deals on North America to Key West flight tickets
Spirit Airlines
Nov 20
BWI5:40 amBaltimore/Washington
5h 40m
1 stop
EYW11:20 amKey West
Nov 27
EYW12:15 pmKey West
5h 28m
1 stop
BWI5:43 pmBaltimore/Washington
$181
Find similar
Spirit Airlines
Feb 21
PHL5:15 amPhiladelphia
8h 15m
1 stop
EYW1:30 pmKey West
Feb 25
EYW2:25 pmKey West
10h 07m
1 stop
PHL12:32 amPhiladelphia
$185
Find similar
Spirit Airlines
Feb 6
PHL5:15 amPhiladelphia
8h 15m
1 stop
EYW1:30 pmKey West
Feb 9
EYW2:25 pmKey West
10h 07m
1 stop
PHL12:32 amPhiladelphia
$190
Find similar

United Airlines flights from North America to Key West

Our best United Airlines deals on North America to Key West flight tickets
United Airlines
Dec 17
EWR10:30 amNewark
3h 21m
EYW1:51 pmKey West
Dec 20
EYW3:09 pmKey West
3h 05m
EWR6:14 pmNewark
$229
Find similar
United Airlines
Dec 17
EWR10:30 amNewark
3h 21m
EYW1:51 pmKey West
Dec 20
EYW5:10 pmKey West
6h 34m
1 stop
EWR11:44 pmNewark
$239
Find similar
United Airlines
Nov 11
EWR10:39 amNewark
3h 25m
EYW2:04 pmKey West
Nov 20
EYW3:00 pmKey West
3h 17m
EWR6:17 pmNewark
$244
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from North America to Key West 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 23, 2025.
Use the filters below to find and compare flights from North America to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NewarkKey West

EWR - EYW

EWREYW

Newark

Sat 12/6

6:49 pm-3:44 pm

1 stop20h 55m

Key West

Thu 12/11

4:34 pm-1:29 am

1 stop8h 55m

$178

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Sun 11/16

11:29 am-8:46 pm

1 stop9h 17m

Key West

Thu 11/20

12:15 pm-11:17 pm

1 stop11h 02m

$179

NewarkKey West

EWR - EYW

EWREYW

Newark

Sat 12/6

6:49 pm-3:44 pm

1 stop20h 55m

Key West

Thu 12/11

4:34 pm-1:29 am

1 stop8h 55m

$179

NewarkKey West

EWR - EYW

EWREYW

Newark

Wed 12/17

10:30 am-1:51 pm

Nonstop3h 21m

Key West

Sat 12/20

3:09 pm-6:14 pm

Nonstop3h 05m

$229

NewarkKey West

EWR - EYW

EWREYW

Newark

Wed 12/17

10:30 am-1:51 pm

Nonstop3h 21m

Key West

Sat 12/20

5:10 pm-11:44 pm

1 stop6h 34m

$239

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Tue 12/2

9:15 am-5:15 pm

1 stop8h 00m

Key West

Thu 12/4

7:40 am-3:41 pm

1 stop8h 01m

$247

NewarkKey West

EWR - EYW

EWREYW

Newark

Tue 1/6

12:05 pm-5:13 pm

1 stop5h 08m

Key West

Tue 1/13

6:00 pm-11:58 pm

1 stop5h 58m

$249

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Sat 1/3

10:44 am-2:55 pm

Nonstop4h 11m

Key West

Sat 1/10

1:10 pm-4:45 pm

Nonstop3h 35m

$254

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Sat 1/17

2:46 pm-9:47 pm

1 stop7h 01m

Key West

Sat 1/24

6:06 am-1:56 pm

2 stops7h 50m

$264

Washington, D.C.Key West

IAD - EYW

IADEYW

Washington, D.C. Dulles Intl

Thu 12/11

7:57 pm-1:39 pm

1 stop17h 42m

Key West

Sun 12/14

10:27 pm-2:42 pm

2 stops16h 15m

$329

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 Key West from

How to get the cheapest flight ticket from North America to Key West

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 month to fly to Key West?

In general, January is the cheapest month to fly from North America to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $401. If you are unable to visit Key West during the month of January, then departing from North America during the month September is also very affordable. Most momondo users find prices during this month for around $410.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from North America is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $438. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from North America to Key West for around $622.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is in the afternoon. momondo users have found flights departing from North America to Key West in the afternoon for as low as $348. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the evening, with an average ticket price of $686. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest North America to Key West flight route?

Fly from Orlando to Key West for the best North America - Key West flight prices

How far in advance should I book a flight to Key West?

You are more likely to see cheaper flights to Key West from North America when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $448 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from North America for as low as $222 on momondo.

What cabin class options are available on North America to Key West flights?

There are 4 cabin classes available to choose from on North America to Key West 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 North America to Key West flights?

No. A direct flight is the cheapest option for a flight between North America to Key West.

Cheap North America to Key West flight deals and tips

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

Best Price Found

$48

Fastest flight time

2h 57m

Direct flights

Every day

Airports in Key West

1 airport
The best one-way flight to Key West from North America in the past 72 hours is $48. The best round-trip flight deal from North America to Key West found on momondo in the last 72 hours is $78.
The fastest flight from North America to Key West takes 2h 57m
Direct flights go from North America to Key West every day.
There is 1 airport near Key West: Key West (EYW)
Search flight deals

  • When did momondo last update prices for flights from North America to Key West Airport?

    Prices for flights from North America to Key West Airport were last updated today.

  • How many operators does momondo search for flights from North America to Key West Airport?

  • How old do you have to be to fly from North America to Key West Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from North America to Key West Airport.

  • What documentation or ID do you need to fly to Key West Airport?

    The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from North America to Key West?

Best airlines flying from North America to Key West

Compare and see reviews for airlines that fly from North America to Key West with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $66Free CancellationRating
6.3
8,104 reviews
Search Spirit Airlines flights
Allegiant AirPriceFrom $80Free CancellationRating
7.2
694 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $86Free CancellationRating
7.4
8,995 reviews
Search United Airlines flights
Breeze AirwaysPriceFrom $101Free CancellationRating
8.1
219 reviews
Search Breeze Airways flights
Silver AirwaysPriceFrom $104Free CancellationRating
5.8
240 reviews
Search Silver Airways flights
JetBluePriceFrom $119Free CancellationRating
7.2
2,908 reviews
Search JetBlue flights
American AirlinesPriceFrom $179Free CancellationRating
7.2
11,033 reviews
Search American Airlines flights
DeltaPriceFrom $206Free CancellationRating
7.9
7,982 reviews
Search Delta flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
Little Torch Key

Why use momondo?

Why should I use momondo to find a flight deal from North America to Key West?

It is quick and easy to find North America to Key West flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Key West that suits you.

Can I find flights from North America to Key West with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Key West from North America with this policy.

How can momondo help me find flights from North America to Key West?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from North America to Key West.

I’m not ready to book a flight from North America to Key West right now. Can momondo alert me if prices change?

If you are not ready to book a flight from North America to Key West now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Key West and let you know when they change.

An easier way to manage your Key West trip

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