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Cheap flights from North America to Key West from $79

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 1/5. 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 North America to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
8:20 am - 1:30 pm
PHL
-
EYW
5h 10m1 stop
Spirit Airlines Logo
12:51 pm - 8:01 pm
EYW
-
PHL
7h 10m1 stop
$127Spirit Airlines
Mon, Jan 19 - Thu, Jan 29
Spirit Airlines Logo
6:10 am - 11:20 am
PHL
-
EYW
5h 10m1 stop
Spirit Airlines Logo
12:51 pm - 8:01 pm
EYW
-
PHL
7h 10m1 stop
$146Spirit Airlines
Tue, Jan 6 - Thu, Jan 22
Multiple Airlines Logo
6:00 am - 2:56 pm
ATL
-
EYW
8h 56m1 stop
Multiple Airlines Logo
2:25 pm - 8:49 pm
EYW
-
ATL
6h 24m1 stop
$167Multiple Airlines
Thu, Jan 8 - Mon, Jan 12
Multiple Airlines Logo
7:45 pm - 10:21 am
BWI
-
EYW
14h 36m1 stop
Multiple Airlines Logo
9:46 am - 4:42 pm
EYW
-
BWI
6h 56m1 stop
$169Multiple Airlines
Sat, Jan 31 - Thu, Feb 5
Delta Logo
11:54 am - 7:40 pm
EWR
-
EYW
7h 46m1 stop
Delta Logo
6:14 pm - 11:55 pm
EYW
-
EWR
5h 41m1 stop
$249Delta
Sat, Jan 10 - Sat, Jan 17
United Airlines Logo
9:30 am - 1:03 pm
EWR
-
EYW
3h 33mnonstop
United Airlines Logo
4:15 pm - 10:58 pm
EYW
-
EWR
6h 43m1 stop
$261United Airlines
Wed, Jan 7 - Tue, Jan 13
Delta Logo
8:55 am - 12:37 pm
LGA
-
EYW
3h 42mnonstop
Delta Logo
6:25 pm - 11:42 pm
EYW
-
LGA
5h 17m1 stop
$269Delta
Mon, Mar 9 - Tue, Mar 17
United Airlines Logo
5:20 am - 3:17 pm
BOS
-
EYW
9h 57m2 stops
United Airlines Logo
6:05 pm - 11:49 pm
EYW
-
BOS
5h 44m1 stop
$275United Airlines
Tue, Jan 6 - Tue, Jan 13
American Airlines Logo
8:25 am - 4:49 pm
JFK
-
EYW
8h 24m2 stops
American Airlines Logo
1:22 pm - 6:30 pm
EYW
-
JFK
5h 08m1 stop
$284American Airlines
Tue, Jan 13 - Wed, Jan 21
American Airlines Logo
8:19 am - 12:46 pm
ORD
-
EYW
3h 27mnonstop
American Airlines Logo
12:55 pm - 6:13 pm
EYW
-
ORD
6h 18m1 stop
$286American Airlines
Tue, Feb 24 - Wed, Mar 4

Delta flights from North America to Key West

Our best Delta deals on North America to Key West flight tickets
Delta
Jan 10
EWR11:54 amNewark
7h 46m
1 stop
EYW7:40 pmKey West
Jan 15
EYW6:06 pmKey West
6h 49m
1 stop
EWR12:55 amNewark
$249
Find similar
Delta
Mar 9
LGA8:55 amNew York LaGuardia
3h 42m
EYW12:37 pmKey West
Mar 17
EYW6:25 pmKey West
5h 17m
1 stop
LGA11:42 pmNew York LaGuardia
$269
Find similar
Delta
Jan 9
EWR2:30 pmNewark
5h 10m
1 stop
EYW7:40 pmKey West
Jan 17
EYW6:14 pmKey West
5h 41m
1 stop
EWR11:55 pmNewark
$274
Find similar

Spirit Airlines flights from North America to Key West

Our best Spirit Airlines deals on North America to Key West flight tickets
Spirit Airlines
Jan 19
PHL8:20 amPhiladelphia
5h 10m
1 stop
EYW1:30 pmKey West
Jan 29
EYW12:51 pmKey West
7h 10m
1 stop
PHL8:01 pmPhiladelphia
$127
Find similar
Spirit Airlines
Jan 6
PHL6:10 amPhiladelphia
5h 10m
1 stop
EYW11:20 amKey West
Jan 22
EYW12:51 pmKey West
7h 10m
1 stop
PHL8:01 pmPhiladelphia
$146
Find similar
Spirit Airlines
Jan 8
ATL5:25 amAtlanta Hartsfield-Jackson
6h 31m
1 stop
EYW11:56 amKey West
Jan 12
EYW2:25 pmKey West
4h 51m
1 stop
ATL7:16 pmAtlanta Hartsfield-Jackson
$158
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 December 8, 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

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Mon 1/19

8:20 am-1:30 pm

1 stop5h 10m

Key West

Thu 1/29

12:51 pm-8:01 pm

1 stop7h 10m

$127

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Tue 1/6

6:10 am-11:20 am

1 stop5h 10m

Key West

Thu 1/22

12:51 pm-8:01 pm

1 stop7h 10m

$146

AtlantaKey West

ATL - EYW

ATLEYW

Atlanta Hartsfield-Jackson

Thu 1/8

6:00 am-2:56 pm

1 stop8h 56m

Key West

Mon 1/12

2:25 pm-8:49 pm

1 stop6h 24m

$167

BaltimoreKey West

BWI - EYW

BWIEYW

Baltimore/Washington

Sat 1/31

7:45 pm-10:21 am

1 stop14h 36m

Key West

Thu 2/5

9:46 am-4:42 pm

1 stop6h 56m

$169

NewarkKey West

EWR - EYW

EWREYW

Newark

Sat 1/10

11:54 am-7:40 pm

1 stop7h 46m

Key West

Sat 1/17

6:14 pm-11:55 pm

1 stop5h 41m

$249

NewarkKey West

EWR - EYW

EWREYW

Newark

Wed 1/7

9:30 am-1:03 pm

Nonstop3h 33m

Key West

Tue 1/13

4:15 pm-10:58 pm

1 stop6h 43m

$261

New YorkKey West

LGA - EYW

LGAEYW

New York LaGuardia

Mon 3/9

8:55 am-12:37 pm

Nonstop3h 42m

Key West

Tue 3/17

6:25 pm-11:42 pm

1 stop5h 17m

$269

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Tue 1/6

5:20 am-3:17 pm

2 stops9h 57m

Key West

Tue 1/13

6:05 pm-11:49 pm

1 stop5h 44m

$275

New YorkKey West

JFK - EYW

JFKEYW

New York John F Kennedy Intl

Tue 1/13

8:25 am-4:49 pm

2 stops8h 24m

Key West

Wed 1/21

1:22 pm-6:30 pm

1 stop5h 08m

$284

ChicagoKey West

ORD - EYW

ORDEYW

Chicago O'Hare Intl

Tue 2/24

8:19 am-12:46 pm

Nonstop3h 27m

Key West

Wed 3/4

12:55 pm-6:13 pm

1 stop6h 18m

$286

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, October 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 $408. If you are unable to visit Key West during the month of October, 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 Saturday. momondo users have found tickets for Saturday departures for as low as $436. 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 $595.

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 $469 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 $256 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

$52

Fastest flight time

0h 50m

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 $52. The best round-trip flight deal from North America to Key West found on momondo in the last 72 hours is $77.
The fastest flight from North America to Key West takes 0h 50m
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
8,168 reviews
Search Spirit Airlines flights
Allegiant AirPriceFrom $80Free CancellationRating
7.2
698 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $86Free CancellationRating
7.4
9,079 reviews
Search United Airlines flights
Breeze AirwaysPriceFrom $99Free CancellationRating
8.2
242 reviews
Search Breeze Airways flights
JetBluePriceFrom $119Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
Silver AirwaysPriceFrom $124Free CancellationRating
5.7
237 reviews
Search Silver Airways flights
DeltaPriceFrom $168Free CancellationRating
7.9
8,011 reviews
Search Delta flights
American AirlinesPriceFrom $189Free CancellationRating
7.2
11,044 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

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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