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Cheap flights from North America to Key West from $85

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 11/27. 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
$176Multiple Airlines
Find Deal
Sat, Dec 6 - Thu, Dec 11
Multiple Airlines Logo
8:00 pm - 2:56 pmPHL-EYW
18h 56m1 stop
Multiple Airlines Logo
11:53 am - 8:51 pmEYW-PHL
8h 58m1 stop
$176Multiple Airlines
Find Deal
Sat, Feb 7 - Sat, Feb 14
Delta Logo
10:39 am - 5:13 pmEWR-EYW
6h 34m1 stop
Delta Logo
7:10 am - 12:58 pmEYW-EWR
5h 48m1 stop
$249Delta
Find Deal
Sun, Jan 18 - Wed, Feb 11
United Airlines Logo
6:00 am - 2:04 pmBOS-EYW
8h 04m1 stop
United Airlines Logo
3:00 pm - 10:42 pmEYW-BOS
7h 42m1 stop
$252United Airlines
Find Deal
Tue, Nov 18 - Fri, Nov 21
United Airlines Logo
10:25 am - 1:46 pmEWR-EYW
3h 21mnonstop
United Airlines Logo
5:43 pm - 8:59 pmEYW-EWR
3h 16mnonstop
$258United Airlines
Find Deal
Sat, Dec 13 - Thu, Dec 18
Delta Logo
6:00 am - 10:52 amBWI-EYW
4h 52m1 stop
Delta Logo
12:26 pm - 5:48 pmEYW-BWI
5h 22m1 stop
$259Delta
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Fri, Jan 2 - Wed, Jan 7
JetBlue Logo
8:15 am - 12:10 pmBOS-EYW
3h 55mnonstop
JetBlue Logo
1:05 pm - 4:40 pmEYW-BOS
3h 35mnonstop
$259JetBlue
Find Deal
Sun, Jan 18 - Thu, Jan 22
American Airlines Logo
6:30 am - 1:03 pmBOS-EYW
6h 33m1 stop
American Airlines Logo
3:25 pm - 6:59 pmEYW-BOS
3h 34mnonstop
$260American Airlines
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Wed, Dec 17 - Wed, Dec 24
JetBlue Logo
8:00 am - 11:53 amBOS-EYW
3h 53mnonstop
JetBlue Logo
12:49 pm - 4:20 pmEYW-BOS
3h 31mnonstop
$276JetBlue
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Sat, Nov 22 - Wed, Nov 26
American Airlines Logo
10:06 am - 2:06 pmLGA-EYW
4h 00mnonstop
American Airlines Logo
2:44 pm - 5:59 pmEYW-LGA
3h 15mnonstop
$277American Airlines
Find Deal
Sat, Jan 31 - Sat, Feb 7

United Airlines flights from North America to Key West

Our best United Airlines deals on North America to Key West flight tickets
United Airlines
Nov 18
BOS6:00 amBoston Logan Intl
8h 04m
1 stop
EYW2:04 pmKey West
Nov 21
EYW3:00 pmKey West
7h 42m
1 stop
BOS10:42 pmBoston Logan Intl
$252
Find similar
United Airlines
Dec 13
EWR10:25 amNewark
3h 21m
EYW1:46 pmKey West
Dec 18
EYW5:43 pmKey West
3h 16m
EWR8:59 pmNewark
$258
Find similar
United Airlines
Nov 29
BOS6:02 amBoston Logan Intl
8h 02m
1 stop
EYW2:04 pmKey West
Dec 16
EYW2:47 pmKey West
6h 46m
1 stop
BOS9:33 pmBoston Logan Intl
$264
Find similar

American Airlines flights from North America to Key West

Our best American Airlines deals on North America to Key West flight tickets
American Airlines
Dec 17
BOS6:30 amBoston Logan Intl
6h 33m
1 stop
EYW1:03 pmKey West
Dec 24
EYW3:25 pmKey West
3h 34m
BOS6:59 pmBoston Logan Intl
$260
Find similar
American Airlines
Jan 31
LGA10:06 amNew York LaGuardia
4h 00m
EYW2:06 pmKey West
Feb 7
EYW2:44 pmKey West
3h 15m
LGA5:59 pmNew York LaGuardia
$277
Find similar
American Airlines
Jan 28
MSP10:54 amMinneapolis St Paul
6h 07m
1 stop
EYW6:01 pmKey West
Feb 3
EYW4:37 pmKey West
8h 22m
1 stop
MSP11:59 pmMinneapolis St Paul
$279
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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 November 6, 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

$176

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Sat 2/7

8:00 pm-2:56 pm

1 stop18h 56m

Key West

Sat 2/14

11:53 am-8:51 pm

1 stop8h 58m

$176

NewarkKey West

EWR - EYW

EWREYW

Newark

Sun 1/18

10:39 am-5:13 pm

1 stop6h 34m

Key West

Wed 2/11

7:10 am-12:58 pm

1 stop5h 48m

$249

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Tue 11/18

6:00 am-2:04 pm

1 stop8h 04m

Key West

Fri 11/21

3:00 pm-10:42 pm

1 stop7h 42m

$252

NewarkKey West

EWR - EYW

EWREYW

Newark

Sat 12/13

10:25 am-1:46 pm

Nonstop3h 21m

Key West

Thu 12/18

5:43 pm-8:59 pm

Nonstop3h 16m

$258

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Fri 1/2

6:00 am-10:52 am

1 stop4h 52m

Key West

Wed 1/7

12:26 pm-5:48 pm

1 stop5h 22m

$259

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Sun 1/18

8:15 am-12:10 pm

Nonstop3h 55m

Key West

Thu 1/22

1:05 pm-4:40 pm

Nonstop3h 35m

$259

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Wed 12/17

6:30 am-1:03 pm

1 stop6h 33m

Key West

Wed 12/24

3:25 pm-6:59 pm

Nonstop3h 34m

$260

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Sat 11/22

8:00 am-11:53 am

Nonstop3h 53m

Key West

Wed 11/26

12:49 pm-4:20 pm

Nonstop3h 31m

$276

New YorkKey West

LGA - EYW

LGAEYW

New York LaGuardia

Sat 1/31

10:06 am-2:06 pm

Nonstop4h 00m

Key West

Sat 2/7

2:44 pm-5:59 pm

Nonstop3h 15m

$277

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 $402. 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 $439. 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 $623.

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?

You could potentially save up to 22% on your flight if you consider stops on a North America to Key West flight.

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
8,122 reviews
Search Spirit Airlines flights
Allegiant AirPriceFrom $80Free CancellationRating
7.2
697 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $86Free CancellationRating
7.4
9,007 reviews
Search United Airlines flights
Breeze AirwaysPriceFrom $101Free CancellationRating
8.1
225 reviews
Search Breeze Airways flights
Silver AirwaysPriceFrom $104Free CancellationRating
5.7
237 reviews
Search Silver Airways flights
JetBluePriceFrom $119Free CancellationRating
7.2
2,907 reviews
Search JetBlue flights
DeltaPriceFrom $178Free CancellationRating
7.9
8,001 reviews
Search Delta flights
American AirlinesPriceFrom $189Free CancellationRating
7.2
11,040 reviews
Search American Airlines 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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