What is the cheapest airline that flies from Pennsylvania to Key West?

Allegiant Air, Breeze Airways, and American Airlines are the most popular carriers operating from Pennsylvania to Key West

How many flights depart from Pennsylvania to Key West on average per week?

As of October 2026, there are 5 flights per week flying from Pennsylvania to Key West. The most common day of the week flights depart is Wed, with 40% of flights taking off on this day.

How long does it take to fly to Key West?

If you’re flying from a popular airport in Pennsylvania, such as Pittsburgh or Philadelphia, and flying into Key West, then you can expect flight times to average 2h 51m and 3h 16m, respectively.

What airlines fly to Key West?

American Airlines, Allegiant Air and Delta are the top three most popular airlines that fly to Key West from Pennsylvania according to our data. American Airlines is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 5 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Pennsylvania to Key West Airport?

Prices for flights from Pennsylvania to Key West Airport are updated daily.

How many operators does momondo search for flights from Pennsylvania to Key West Airport?

The number of operators available for flights from Pennsylvania to Key West Airport is 5 as of October 2026.

How old do you have to be to fly from Pennsylvania to Key West Airport?

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 Pennsylvania to Key West Airport.

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

The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$55 Cheap Flights from Pennsylvania to Key West in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Pennsylvania to Key West

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

2:47 pm - 5:38 pmPIT Pittsburgh-EYW Key West

2h 51mnonstop

10:56 am - 1:49 pmEYW Key West-PIT Pittsburgh

2h 53mnonstop

$94Allegiant Air

Mon, Nov 16 - Fri, Dec 4

8:30 am - 11:45 amPIT Pittsburgh-EYW Key West

3h 15mnonstop

12:35 pm - 3:19 pmEYW Key West-PIT Pittsburgh

2h 44mnonstop

$98Allegiant Air

Mon, Jan 25 - Fri, Jan 29

1:41 pm - 9:24 amPIT Pittsburgh-EYW Key West

19h 43m1 stop Tampa

11:07 am - 1:54 pmEYW Key West-PIT Pittsburgh

2h 47mnonstop

$157Multiple Airlines

Tue, Nov 17 - Wed, Nov 25

7:30 am - 10:17 amPIT Pittsburgh-EYW Key West

2h 47mnonstop

10:45 am - 9:41 amEYW Key West-PIT Pittsburgh

22h 56m1 stop Tampa

$159Multiple Airlines

Wed, Nov 25 - Wed, Dec 2

3:21 pm - 8:57 pmPIT Pittsburgh-EYW Key West

5h 36m1 stop Atlanta Hartsfield-Jackson

7:15 am - 12:35 pmEYW Key West-PIT Pittsburgh

5h 20m1 stop Atlanta Hartsfield-Jackson

$339Delta

Wed, Dec 23 - Wed, Dec 30

5:40 am - 10:53 amPIT Pittsburgh-EYW Key West

5h 13m1 stop Atlanta Hartsfield-Jackson

5:00 pm - 12:45 amEYW Key West-PIT Pittsburgh

7h 45m1 stop Atlanta Hartsfield-Jackson

$339Delta

Wed, Jan 20 - Tue, Jan 26

6:00 am - 1:52 pmPIT Pittsburgh-EYW Key West

7h 52m1 stop Newark

12:05 pm - 8:49 pmEYW Key West-PIT Pittsburgh

8h 44m1 stop Chicago O'Hare Intl

$354United Airlines

Wed, Nov 25 - Wed, Dec 2

6:08 am - 1:56 pmMDT Harrisburg-EYW Key West

7h 48m1 stop Philadelphia

5:32 pm - 10:49 pmEYW Key West-MDT Harrisburg

5h 17m1 stop Philadelphia

$363American Airlines

Wed, Dec 9 - Sat, Dec 12

10:35 am - 5:21 pmPIT Pittsburgh-EYW Key West

6h 46m1 stop Charlotte Douglas

4:49 pm - 11:53 pmEYW Key West-PIT Pittsburgh

7h 04m1 stop Charlotte Douglas

$366American Airlines

Sat, Dec 5 - Fri, Dec 11

6:00 am - 12:07 pmPIT Pittsburgh-EYW Key West

6h 07m1 stop Washington, D.C. Dulles Intl

4:04 pm - 11:59 pmEYW Key West-PIT Pittsburgh

7h 55m1 stop Chicago O'Hare Intl

$369United Airlines

Thu, Dec 17 - Sun, Dec 20

Cheap last minute flights

Enter your travel dates to find the best prices.

3:04 pm - 5:47 pmPIT Pittsburgh-EYW Key West

2h 43mnonstop

6:58 pm - 9:46 pmEYW Key West-PIT Pittsburgh

2h 48mnonstop

$134Allegiant Air

Mon, Nov 2 - Fri, Nov 6

3:04 pm - 5:47 pmPIT Pittsburgh-EYW Key West

2h 43mnonstop

6:58 pm - 9:46 pmEYW Key West-PIT Pittsburgh

2h 48mnonstop

$141Allegiant Air

Mon, Nov 2 - Fri, Nov 6

3:04 pm - 5:47 pmPIT Pittsburgh-EYW Key West

2h 43mnonstop

11:59 am - 8:14 pmEYW Key West-PIT Pittsburgh

8h 15m1 stop Raleigh-Durham

$213Multiple Airlines

Mon, Nov 2 - Fri, Nov 6

3:04 pm - 5:47 pmPIT Pittsburgh-EYW Key West

2h 43mnonstop

11:59 am - 8:14 pmEYW Key West-PIT Pittsburgh

8h 15m1 stop Raleigh-Durham

$216Multiple Airlines

Mon, Nov 2 - Fri, Nov 6

3:10 pm - 8:01 pmPIT Pittsburgh-EYW Key West

4h 51m1 stop Atlanta Hartsfield-Jackson

7:40 am - 2:14 pmEYW Key West-PIT Pittsburgh

6h 34m1 stop Atlanta Hartsfield-Jackson

$476Delta

Fri, Oct 30 - Tue, Nov 3

3:10 pm - 8:01 pmPIT Pittsburgh-EYW Key West

4h 51m1 stop Atlanta Hartsfield-Jackson

7:40 am - 2:04 pmEYW Key West-PIT Pittsburgh

6h 24m1 stop Atlanta Hartsfield-Jackson

$476Delta

Mon, Nov 2 - Sat, Nov 7

9:17 am - 4:11 pmPIT Pittsburgh-EYW Key West

6h 54m1 stop Charlotte Douglas

1:52 pm - 9:13 pmEYW Key West-PIT Pittsburgh

7h 21m2 stops Charlotte Douglas Washington, D.C. Reagan-National

$486American Airlines

Fri, Oct 30 - Tue, Nov 3

7:00 am - 4:58 pmMDT Harrisburg-EYW Key West

9h 58m2 stops Philadelphia Miami

12:39 pm - 10:57 pmEYW Key West-MDT Harrisburg

10h 18m2 stops New York LaGuardia Boston Logan Intl

$521American Airlines

Sat, Oct 31 - Sat, Nov 7

6:30 am - 3:29 pmPIT Pittsburgh-EYW Key West

8h 59m1 stop Chicago O'Hare Intl

2:51 pm - 2:18 pmEYW Key West-PIT Pittsburgh

23h 27m2 stops Newark Washington, D.C. Dulles Intl

$848United Airlines

Mon, Nov 2 - Fri, Nov 6

6:30 am - 3:29 pmPIT Pittsburgh-EYW Key West

8h 59m1 stop Chicago O'Hare Intl

2:51 pm - 7:08 pmEYW Key West-PIT Pittsburgh

28h 17m1 stop Newark

$892United Airlines

Mon, Nov 2 - Fri, Nov 6

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Allegiant Air flights from Pennsylvania to Key West

Our best Allegiant Air deals on Pennsylvania to Key West flight tickets

Allegiant Air

Nov 16

PIT2:47 pmPittsburgh

2h 51m

EYW5:38 pmKey West

Dec 4

EYW10:56 amKey West

2h 53m

PIT1:49 pmPittsburgh

$94

Allegiant Air

Nov 16

PIT2:47 pmPittsburgh

2h 51m

EYW5:38 pmKey West

Dec 4

EYW10:56 amKey West

2h 53m

PIT1:49 pmPittsburgh

$95

Allegiant Air

Jan 25

PIT8:30 amPittsburgh

3h 15m

EYW11:45 amKey West

Jan 29

EYW12:35 pmKey West

2h 44m

PIT3:19 pmPittsburgh

$98

American Airlines flights from Pennsylvania to Key West

Our best American Airlines deals on Pennsylvania to Key West flight tickets

American Airlines

Dec 9

MDT6:08 amHarrisburg

7h 48m

1 stop

EYW1:56 pmKey West

Dec 12

EYW5:32 pmKey West

5h 17m

1 stop

MDT10:49 pmHarrisburg

$363

American Airlines

Dec 12

MDT6:08 amHarrisburg

7h 48m

1 stop

EYW1:56 pmKey West

Dec 15

EYW5:50 pmKey West

5h 32m

1 stop

MDT11:22 pmHarrisburg

$437

American Airlines

Dec 9

MDT6:08 amHarrisburg

11h 11m

2 stops

EYW5:19 pmKey West

Dec 12

EYW5:32 pmKey West

5h 17m

1 stop

MDT10:49 pmHarrisburg

$442

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

PittsburghKey West

PIT Pittsburgh - EYW Key West

PITEYW

Pittsburgh

Mon 11/16

2:47 pm-5:38 pm

Nonstop2h 51m

Key West

Fri 12/4

10:56 am-1:49 pm

Nonstop2h 53m

$94

PittsburghKey West

PIT Pittsburgh - EYW Key West

PITEYW

Pittsburgh

Mon 1/25

8:30 am-11:45 am

Nonstop3h 15m

Key West

Fri 1/29

12:35 pm-3:19 pm

Nonstop2h 44m

$98

PittsburghKey West

PIT Pittsburgh - EYW Key West

PITEYW

Pittsburgh

Tue 11/17

1:41 pm-9:24 am

1 stop19h 43m

Key West

Wed 11/25

11:07 am-1:54 pm

Nonstop2h 47m

$157

PittsburghKey West

PIT Pittsburgh - EYW Key West

PITEYW

Pittsburgh

Wed 11/25

7:30 am-10:17 am

Nonstop2h 47m

Key West

Wed 12/2

10:45 am-9:41 am

1 stop22h 56m

$159

PittsburghKey West

PIT Pittsburgh - EYW Key West

PITEYW

Pittsburgh

Wed 12/23

3:21 pm-8:57 pm

1 stop5h 36m

Key West

Wed 12/30

7:15 am-12:35 pm

1 stop5h 20m

$339

PittsburghKey West

PIT Pittsburgh - EYW Key West

PITEYW

Pittsburgh

Wed 1/20

5:40 am-10:53 am

1 stop5h 13m

Key West

Tue 1/26

5:00 pm-12:45 am

1 stop7h 45m

$339

PittsburghKey West

PIT Pittsburgh - EYW Key West

PITEYW

Pittsburgh

Wed 11/25

6:00 am-1:52 pm

1 stop7h 52m

Key West

Wed 12/2

12:05 pm-8:49 pm

1 stop8h 44m

$354

HarrisburgKey West

MDT Harrisburg - EYW Key West

MDTEYW

Harrisburg

Wed 12/9

6:08 am-1:56 pm

1 stop7h 48m

Key West

Sat 12/12

5:32 pm-10:49 pm

1 stop5h 17m

$363

PittsburghKey West

PIT Pittsburgh - EYW Key West

PITEYW

Pittsburgh

Sat 12/5

10:35 am-5:21 pm

1 stop6h 46m

Key West

Fri 12/11

4:49 pm-11:53 pm

1 stop7h 04m

$366

PittsburghKey West

PIT Pittsburgh - EYW Key West

PITEYW

Pittsburgh

Thu 12/17

6:00 am-12:07 pm

1 stop6h 07m

Key West

Sun 12/20

4:04 pm-11:59 pm

1 stop7h 55m

$369

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 Pennsylvania 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

Prices

Airlines

Other information

What is the cheapest month to fly to Key West?

In general, July is the cheapest month to fly from Pennsylvania to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $431. If you are unable to visit Key West during the month of July, then departing from Pennsylvania during the month August is also very affordable. Most momondo users find prices during this month for around $452.

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 Pennsylvania is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $500. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Pennsylvania to Key West for around $664.

What is the cheapest Pennsylvania to Key West flight route?

Fly from Pittsburgh to Key West for the best Pennsylvania - Key West flight prices

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

You are more likely to see cheaper flights to Key West from Pennsylvania when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $584 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Pennsylvania for as low as $487 on momondo.

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

There are 3 cabin classes available to choose from on Pennsylvania 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 Pennsylvania to Key West flights?

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

Cheap Pennsylvania to Key West flight deals and tips

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

Best Price Found	$55
Fastest flight time	2h 51m
Direct flights	Every day
Airports in Key West	1 airport

The best one-way flight to Key West from Pennsylvania in the past 72 hours is $55. The best round-trip flight deal from Pennsylvania to Key West found on momondo in the last 72 hours is $94.

The fastest flight from Pennsylvania to Key West takes 2h 51m

Direct flights go from Pennsylvania to Key West every day.

There is 1 airport in Key West. From Pennsylvania there are direct flights to Key West (EYW).

Search flight deals

Frequently asked questions about flying from Pennsylvania to Key West

When did momondo last update prices for flights from Pennsylvania to Key West Airport?
Prices for flights from Pennsylvania to Key West Airport are updated daily.
How many operators does momondo search for flights from Pennsylvania to Key West Airport?
The number of operators available for flights from Pennsylvania to Key West Airport is 5 as of October 2026.
How old do you have to be to fly from Pennsylvania to Key West Airport?
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 Pennsylvania to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Pennsylvania to Key West?
momondo data reveals that the most frequently booked plane model on the route from Pennsylvania to Key West is Airbus A319, representing 48.00% of all bookings. The subsequent popular models are Embraer 175 at 29.33%, Airbus A320-100/200 at 17.00%, and Boeing 737 MAX 8 at 1.00%.

Best airlines flying from Pennsylvania to Key West

Compare and see reviews for airlines that fly from Pennsylvania to Key West with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $96	Free Cancellation	Rating 7.3 679 reviews	Search Allegiant Air flights
Delta	PriceFrom $266	Free Cancellation	Rating 7.8 8,688 reviews	Search Delta flights
American Airlines	PriceFrom $288	Free Cancellation	Rating 7.0 12,206 reviews	Search American Airlines flights
United Airlines	PriceFrom $298	Free Cancellation	Rating 7.3 10,445 reviews	Search United Airlines flights
JetBlue	PriceFrom $422	Free Cancellation	Rating 7.1 3,077 reviews	Search JetBlue flights

Big Pine Key

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Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Key West from Pennsylvania.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Key West from Pennsylvania.

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

Yes momondo offers price alerts on flights to Key West from Pennsylvania. 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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Cheap flights from Pennsylvania to Key West from $55

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Key West departing on 1/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Allegiant Air flights from Pennsylvania to Key West

Our best Allegiant Air deals on Pennsylvania to Key West flight tickets

American Airlines flights from Pennsylvania to Key West

Our best American Airlines deals on Pennsylvania to Key West flight tickets

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How to get the cheapest flight ticket from Pennsylvania to Key West

What is the cheapest month to fly to Key West?

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

What is the cheapest Pennsylvania to Key West flight route?

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

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

Can stopping save me money on Pennsylvania to Key West flights?

What is the cheapest airline that flies from Pennsylvania to Key West?

What airlines fly to Key West?

How many flights depart from Pennsylvania to Key West on average per week?

How long does it take to fly to Key West?

Cheap Pennsylvania to Key West flight deals and tips

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Direct flights

Airports in Key West

Frequently asked questions about flying from Pennsylvania to Key West

Best airlines flying from Pennsylvania to Key West

Compare and see reviews for airlines that fly from Pennsylvania to Key West with momondo

Traveling to a place near Key West?

Why use momondo?

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.

Get notified when prices go down

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

Find better results for your trip to the United States

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Fly your favorite airline to Key West

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Key West

List of cabin classes available on flights landing in Key West. Availability may vary depending on flight origin and airline.

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