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Cheap flights from Pennsylvania to Key West from $56

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 5/25. 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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0 bags

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Find the cheapest flights from Pennsylvania to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
3:44 pm - 6:32 pm
PIT
-
EYW
2h 48mnonstop
Allegiant Air Logo
7:17 pm - 10:06 pm
EYW
-
PIT
2h 49mnonstop
$93Allegiant Air
Mon, Jun 1 - Fri, Jun 5
Allegiant Air Logo
3:44 pm - 6:32 pm
PIT
-
EYW
2h 48mnonstop
Allegiant Air Logo
7:17 pm - 10:06 pm
EYW
-
PIT
2h 49mnonstop
$101Allegiant Air
Mon, Jun 1 - Fri, Jun 5
Multiple Airlines Logo
11:30 am - 2:01 pm
EWR
-
EYW
26h 31m
1 stop
Multiple Airlines Logo
9:16 pm - 9:00 pm
EYW
-
EWR
23h 44m
1 stop
$183Multiple Airlines
Thu, May 28 - Thu, Jun 4
Multiple Airlines Logo
2:50 pm - 1:24 pm
EWR
-
EYW
22h 34m
1 stop
Multiple Airlines Logo
11:46 am - 1:18 am
EYW
-
EWR
13h 32m
2 stops
$205Multiple Airlines
Wed, May 27 - Wed, Jun 3
American Airlines Logo
8:20 am - 11:45 am
DCA
-
EYW
3h 25mnonstop
American Airlines Logo
12:25 pm - 3:16 pm
EYW
-
DCA
2h 51mnonstop
$314American Airlines
Sat, Sep 26 - Wed, Sep 30
American Airlines Logo
9:20 am - 7:10 pm
IAD
-
EYW
9h 50m
2 stops
American Airlines Logo
7:29 pm - 12:13 am
EYW
-
IAD
4h 44m
1 stop
$314American Airlines
Tue, May 26 - Tue, Jun 2
Delta Logo
6:00 am - 12:23 pm
MDT
-
EYW
6h 23m
1 stop
Delta Logo
7:00 am - 11:36 am
EYW
-
MDT
4h 36m
1 stop
$328Delta
Sat, Aug 22 - Sat, Aug 29
Delta Logo
6:00 am - 10:53 am
DCA
-
EYW
4h 53m
1 stop
Delta Logo
2:32 pm - 10:54 pm
EYW
-
DCA
8h 22m
1 stop
$334Delta
Sat, May 16 - Wed, May 20
Breeze Airways Logo
12:13 pm - 11:25 am
AVP
-
EYW
23h 12m
2 stops
Breeze Airways Logo
12:05 pm - 8:39 pm
EYW
-
AVP
8h 34m
1 stop
$463Breeze Airways
Wed, May 27 - Sun, May 31
Breeze Airways Logo
9:19 pm - 11:27 am
AVP
-
EYW
14h 08m
1 stop
Breeze Airways Logo
11:07 am - 6:27 pm
EYW
-
AVP
31h 20m
2 stops
$596Breeze Airways
Thu, May 14 - Mon, May 18

Allegiant Air flights from Pennsylvania to Key West

Our best Allegiant Air deals on Pennsylvania to Key West flight tickets
Allegiant Air
Jun 1
PIT3:44 pmPittsburgh
2h 48m
EYW6:32 pmKey West
Jun 5
EYW7:17 pmKey West
2h 49m
PIT10:06 pmPittsburgh
$93
Allegiant Air
Jun 1
PIT3:44 pmPittsburgh
2h 48m
EYW6:32 pmKey West
Jun 5
EYW7:17 pmKey West
2h 49m
PIT10:06 pmPittsburgh
$101
Allegiant Air
Jul 6
PIT3:40 pmPittsburgh
2h 48m
EYW6:28 pmKey West
Jul 10
EYW7:18 pmKey West
2h 46m
PIT10:04 pmPittsburgh
$109

American Airlines flights from Pennsylvania to Key West

Our best American Airlines deals on Pennsylvania to Key West flight tickets
American Airlines
May 16
DCA12:14 pmWashington, D.C. Reagan-National
3h 10m
EYW3:24 pmKey West
May 20
EYW12:04 pmKey West
2h 48m
DCA2:52 pmWashington, D.C. Reagan-National
$314
American Airlines
May 16
DCA8:25 amWashington, D.C. Reagan-National
3h 04m
EYW11:29 amKey West
May 20
EYW3:58 pmKey West
5h 16m
1 stop
DCA9:14 pmWashington, D.C. Reagan-National
$324
American Airlines
Jun 6
DCA1:30 pmWashington, D.C. Reagan-National
3h 06m
EYW4:36 pmKey West
Jun 9
EYW12:18 pmKey West
2h 56m
DCA3:14 pmWashington, D.C. Reagan-National
$336

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania 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 May 2, 2026.
Use the filters below to find and compare flights from Pennsylvania to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PittsburghKey West

PIT - EYW

PITEYW

Pittsburgh

Mon 6/1

3:44 pm-6:32 pm

Nonstop2h 48m

Key West

Fri 6/5

7:17 pm-10:06 pm

Nonstop2h 49m

$93

PittsburghKey West

PIT - EYW

PITEYW

Pittsburgh

Mon 6/1

3:44 pm-6:32 pm

Nonstop2h 48m

Key West

Fri 6/5

7:17 pm-10:06 pm

Nonstop2h 49m

$101

NewarkKey West

EWR - EYW

EWREYW

Newark

Thu 5/28

11:30 am-2:01 pm

1 stop26h 31m

Key West

Thu 6/4

9:16 pm-9:00 pm

1 stop23h 44m

$183

NewarkKey West

EWR - EYW

EWREYW

Newark

Wed 5/27

2:50 pm-1:24 pm

1 stop22h 34m

Key West

Wed 6/3

11:46 am-1:18 am

2 stops13h 32m

$205

Washington, D.C.Key West

DCA - EYW

DCAEYW

Washington, D.C. Reagan-National

Sat 9/26

8:20 am-11:45 am

Nonstop3h 25m

Key West

Wed 9/30

12:25 pm-3:16 pm

Nonstop2h 51m

$314

Washington, D.C.Key West

IAD - EYW

IADEYW

Washington, D.C. Dulles Intl

Tue 5/26

9:20 am-7:10 pm

2 stops9h 50m

Key West

Tue 6/2

7:29 pm-12:13 am

1 stop4h 44m

$314

HarrisburgKey West

MDT - EYW

MDTEYW

Harrisburg

Sat 8/22

6:00 am-12:23 pm

1 stop6h 23m

Key West

Sat 8/29

7:00 am-11:36 am

1 stop4h 36m

$328

Washington, D.C.Key West

DCA - EYW

DCAEYW

Washington, D.C. Reagan-National

Sat 5/16

6:00 am-10:53 am

1 stop4h 53m

Key West

Wed 5/20

2:32 pm-10:54 pm

1 stop8h 22m

$334

ScrantonKey West

AVP - EYW

AVPEYW

Wilkes-Barre Scranton

Wed 5/27

12:13 pm-11:25 am

2 stops23h 12m

Key West

Sun 5/31

12:05 pm-8:39 pm

1 stop8h 34m

$463

ScrantonKey West

AVP - EYW

AVPEYW

Wilkes-Barre Scranton

Thu 5/14

9:19 pm-11:27 am

1 stop14h 08m

Key West

Mon 5/18

11:07 am-6:27 pm

2 stops31h 20m

$596

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 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

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 $52. If you are unable to visit Key West during the month of July, then departing from Pennsylvania during the month October is also very affordable. Most momondo users find prices during this month for around $55.

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 $522. 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 $657.

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 $569 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 $491 on momondo.

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

$57

Fastest flight time

2h 43m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Key West

1 airport
The best one-way flight to Key West from Pennsylvania in the past 72 hours is $57. The best round-trip flight deal from Pennsylvania to Key West found on momondo in the last 72 hours is $107.
The fastest flight from Pennsylvania to Key West takes 2h 43m
Direct flights go from Pennsylvania to Key West on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Allegiant Air.
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?

  • 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?

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 AirPriceFrom $92Free CancellationRating
7.3
708 reviews
Search Allegiant Air flights
Spirit AirlinesPriceFrom $145Free CancellationRating
6.3
8,636 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $163Free CancellationRating
7.4
9,683 reviews
Search United Airlines flights
American AirlinesPriceFrom $240Free CancellationRating
7.1
11,674 reviews
Search American Airlines flights
DeltaPriceFrom $249Free CancellationRating
7.9
8,460 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 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.

An easier way to manage your Key West trip

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