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Cheap flights from Pittsburgh to Key West from $38

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to Key West departing on 3/2. 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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Cheap round-trip flights

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Allegiant Air Logo
8:00 am - 11:15 am
PIT
-
EYW
3h 15mnonstop
Allegiant Air Logo
12:05 pm - 2:48 pm
EYW
-
PIT
2h 43mnonstop
$66Allegiant Air
lun., ene. 12 - vie., ene. 16
Allegiant Air Logo
8:00 am - 11:15 am
PIT
-
EYW
3h 15mnonstop
Allegiant Air Logo
12:05 pm - 2:48 pm
EYW
-
PIT
2h 43mnonstop
$70Allegiant Air
lun., ene. 12 - vie., ene. 16
Allegiant Air Logo
8:00 am - 11:15 am
PIT
-
EYW
3h 15mnonstop
Allegiant Air Logo
3:52 pm - 9:36 pm
EYW
-
PIT
5h 44m1 stop
$128Allegiant Air
lun., ene. 19 - vie., ene. 23
Multiple Airlines Logo
8:00 am - 11:15 am
PIT
-
EYW
3h 15mnonstop
Multiple Airlines Logo
2:25 pm - 11:44 pm
EYW
-
PIT
9h 19m1 stop
$133Multiple Airlines
lun., ene. 26 - vie., ene. 30
Multiple Airlines Logo
6:00 am - 1:30 pm
PIT
-
EYW
7h 30m1 stop
Multiple Airlines Logo
12:05 pm - 2:48 pm
EYW
-
PIT
2h 43mnonstop
$134Multiple Airlines
lun., ene. 12 - vie., ene. 16
Multiple Airlines Logo
8:00 am - 11:15 am
PIT
-
EYW
3h 15mnonstop
Multiple Airlines Logo
2:25 pm - 9:40 am
EYW
-
PIT
19h 15m1 stop
$135Multiple Airlines
lun., ene. 26 - lun., feb. 2
Allegiant Air Logo
6:30 am - 9:29 am
PIT
-
EYW
2h 59mnonstop
Allegiant Air Logo
12:05 pm - 2:48 pm
EYW
-
PIT
2h 43mnonstop
$137Allegiant Air
lun., ene. 5 - vie., ene. 9
Allegiant Air Logo
7:30 am - 10:29 am
PIT
-
EYW
2h 59mnonstop
Allegiant Air Logo
10:19 am - 1:04 pm
EYW
-
PIT
2h 45mnonstop
$144Allegiant Air
lun., dic. 15 - vie., dic. 19
Allegiant Air Logo
8:00 am - 11:15 am
PIT
-
EYW
3h 15mnonstop
Allegiant Air Logo
12:05 pm - 2:48 pm
EYW
-
PIT
2h 43mnonstop
$146Allegiant Air
lun., ene. 26 - vie., ene. 30
Allegiant Air Logo
8:00 am - 11:15 am
PIT
-
EYW
3h 15mnonstop
Allegiant Air Logo
12:05 pm - 2:48 pm
EYW
-
PIT
2h 43mnonstop
$152Allegiant Air
lun., ene. 19 - vie., ene. 23

Allegiant Air flights from Pittsburgh to Key West

Our best Allegiant Air deals on Pittsburgh to Key West flight tickets
Allegiant Air
Jan 12
PIT8:00 amPittsburgh
3h 15m
EYW11:15 amKey West
Jan 16
EYW12:05 pmKey West
2h 43m
PIT2:48 pmPittsburgh
$66
Find similar
Allegiant Air
Jan 12
PIT8:00 amPittsburgh
3h 15m
EYW11:15 amKey West
Jan 16
EYW12:05 pmKey West
2h 43m
PIT2:48 pmPittsburgh
$70
Find similar
Allegiant Air
Jan 19
PIT8:00 amPittsburgh
3h 15m
EYW11:15 amKey West
Jan 23
EYW3:52 pmKey West
5h 44m
1 stop
PIT9:36 pmPittsburgh
$128
Find similar

Spirit Airlines flights from Pittsburgh to Key West

Our best Spirit Airlines deals on Pittsburgh to Key West flight tickets
Spirit Airlines
Feb 2
PIT6:00 amPittsburgh
7h 30m
1 stop
EYW1:30 pmKey West
Feb 6
EYW2:25 pmKey West
9h 19m
1 stop
PIT11:44 pmPittsburgh
$186
Find similar
Spirit Airlines
Jan 29
PIT6:00 amPittsburgh
5h 56m
1 stop
EYW11:56 amKey West
Feb 2
EYW2:25 pmKey West
19h 15m
1 stop
PIT9:40 amPittsburgh
$193
Find similar
Spirit Airlines
Jan 26
PIT6:00 amPittsburgh
7h 30m
1 stop
EYW1:30 pmKey West
Feb 2
EYW2:25 pmKey West
19h 15m
1 stop
PIT9:40 amPittsburgh
$197
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pittsburgh 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 diciembre 4, 2025.
Use the filters below to find and compare flights from Pittsburgh to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PittsburghKey West

PIT - EYW

PITEYW

Pittsburgh

lun. 1/12

8:00 am-11:15 am

Nonstop3h 15m

Key West

vie. 1/16

12:05 pm-2:48 pm

Nonstop2h 43m

$66

PittsburghKey West

PIT - EYW

PITEYW

Pittsburgh

lun. 1/12

8:00 am-11:15 am

Nonstop3h 15m

Key West

vie. 1/16

12:05 pm-2:48 pm

Nonstop2h 43m

$70

PittsburghKey West

PIT - EYW

PITEYW

Pittsburgh

lun. 1/19

8:00 am-11:15 am

Nonstop3h 15m

Key West

vie. 1/23

3:52 pm-9:36 pm

1 stop5h 44m

$128

PittsburghKey West

PIT - EYW

PITEYW

Pittsburgh

lun. 1/26

8:00 am-11:15 am

Nonstop3h 15m

Key West

vie. 1/30

2:25 pm-11:44 pm

1 stop9h 19m

$133

PittsburghKey West

PIT - EYW

PITEYW

Pittsburgh

lun. 1/12

6:00 am-1:30 pm

1 stop7h 30m

Key West

vie. 1/16

12:05 pm-2:48 pm

Nonstop2h 43m

$134

PittsburghKey West

PIT - EYW

PITEYW

Pittsburgh

lun. 1/26

8:00 am-11:15 am

Nonstop3h 15m

Key West

lun. 2/2

2:25 pm-9:40 am

1 stop19h 15m

$135

PittsburghKey West

PIT - EYW

PITEYW

Pittsburgh

lun. 1/5

6:30 am-9:29 am

Nonstop2h 59m

Key West

vie. 1/9

12:05 pm-2:48 pm

Nonstop2h 43m

$137

PittsburghKey West

PIT - EYW

PITEYW

Pittsburgh

lun. 12/15

7:30 am-10:29 am

Nonstop2h 59m

Key West

vie. 12/19

10:19 am-1:04 pm

Nonstop2h 45m

$144

PittsburghKey West

PIT - EYW

PITEYW

Pittsburgh

lun. 1/26

8:00 am-11:15 am

Nonstop3h 15m

Key West

vie. 1/30

12:05 pm-2:48 pm

Nonstop2h 43m

$146

PittsburghKey West

PIT - EYW

PITEYW

Pittsburgh

lun. 1/19

8:00 am-11:15 am

Nonstop3h 15m

Key West

vie. 1/23

12:05 pm-2:48 pm

Nonstop2h 43m

$152

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 Pittsburgh 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, August is the cheapest month to fly from Pittsburgh to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $214. If you are unable to visit Key West during the month of August, then departing from Pittsburgh during the month June is also very affordable. Most momondo users find prices during this month for around $228.

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 Pittsburgh is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $140. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Pittsburgh to Key West for around $240.

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 Pittsburgh to Key West in the afternoon for as low as $124. 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 morning, with an average ticket price of $250. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Pittsburgh to Key West flight route?

Fly from Pittsburgh to Key West for the best Pittsburgh - 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 Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $297 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Pittsburgh for as low as $181 on momondo.

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

There is only 1 cabin class available to choose from on Pittsburgh 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 Pittsburgh to Key West flights?

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

How have Pittsburgh to Key West flight prices changed over time?

As of December 2025, prices for Pittsburgh to Key West flights are approximately 13% more expensive when compared to flights at the same time last year.

When to book flights from Pittsburgh to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Pittsburgh to Key West according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Pittsburgh to Key West (PIT to EYW) flight deals and tips

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

Best Price Found

$89

Fastest flight time

2h 45m

Direct flights

Tue and Sat

Airports in Key West

1 airport
The best one-way flight to Key West from Pittsburgh in the past 72 hours is $89. The best round-trip flight deal from Pittsburgh to Key West found on momondo in the last 72 hours is $176.
The fastest flight from Pittsburgh to Key West takes 2h 45m
Direct flights go from Pittsburgh to Key West on Tuesday and Saturday. The only airline offering direct flights is Allegiant Air.
There is 1 airport near Key West: Key West (EYW)
Search flight deals

  • How far is Pittsburgh to Key West by plane?

    The straight-line distance from Pittsburgh to Key West is 1101.8 mi. Typically, this will take 2h 53m by plane in normal conditions.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Pittsburgh Airport to Key West Airport.

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

    The necessary travel and health documents for your Key West Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

  • What is the most popular airline from Pittsburgh to Key West?

Best airlines flying from Pittsburgh to Key West

Compare and see reviews for airlines that fly from Pittsburgh to Key West with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $92Free CancellationRating
7.2
698 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $207Free CancellationRating
7.4
9,066 reviews
Search United Airlines flights
DeltaPriceFrom $237Free CancellationRating
7.9
8,011 reviews
Search Delta flights
American AirlinesPriceFrom $243Free CancellationRating
7.2
11,047 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 Pittsburgh to Key West?

It is quick and easy to find Pittsburgh 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 Pittsburgh to Key West with flexible booking policies on momondo?

momondo does allow users to show only those flights to Key West from Pittsburgh which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Key West from Pittsburgh. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Key West from Pittsburgh are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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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