Cheap Flights from Key West to Pennsylvania from £69 Return

Flight deals from Key West to Pennsylvania

Looking for cheap tickets from Key West to Pennsylvania, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Pittsburgh.£69 per passenger.Departing Fri, 24 Oct, returning Mon, 27 Oct.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Key West International on Fri, 24 Oct, arriving in Pittsburgh International.Inbound direct flight with Allegiant Air departs from Pittsburgh International on Mon, 27 Oct, arriving in Key West International.Price includes taxes and charges.From £69, select.

Philadelphia.£138 per passenger.Departing Wed, 21 Jan, returning Thu, 29 Jan.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Key West International on Wed, 21 Jan, arriving in Philadelphia International.Inbound indirect flight with Spirit Airlines, departs from Philadelphia International on Thu, 29 Jan, arriving in Key West International.Price includes taxes and charges.From £138, select.

Allentown.£196 per passenger.Departing Wed, 10 Dec, returning Sat, 13 Dec.Return flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Key West International on Wed, 10 Dec, arriving in Allentown.Inbound indirect flight with Allegiant Air, departs from Allentown on Sat, 13 Dec, arriving in Key West International.Price includes taxes and charges.From £196, select.

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Flying from Key West to Pennsylvania

Arm yourself with these facts on the fly.

Cheapest flight found	£69
Cheapest month to fly	October
Average flight time	2 hrs, 58 mins
Cheapest airport to fly from	Key West International
Most popular airline	American Airlines

How to find cheap flights from Key West to Pennsylvania

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Key West to Pennsylvania. Other savvy travellers recently found return flights from £69 and one-way tickets from £34 one-way. Ready to join them? Here are a few tips to help you do it the smart way.

Fly from Key West International into Pittsburgh International

At the moment, the lowest priced flight tickets to Pennsylvania are from Key West International Airport to Pittsburgh International Airport.

Fly in October

We crunched the flight calendar and found the cheapest time to fly from Key West to Pennsylvania is currently October.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Key West to anywhere you choose in Pennsylvania.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from Key West to Pennsylvania go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the Pennsylvania to Pennsylvania flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What's the average Key West to Pennsylvania flight price?

We looked at all of the upcoming return flights from Key West to Pennsylvania we could find over the next 12 months. It looks like £69 is the best price. This is good, compared to the average Pennsylvania ticket price of £134.

What is the cheapest month to fly from Key West to Pennsylvania?

The cheapest month to fly from Key West to Allentown Airport is currently December. The cheapest month to fly from Key West to Philadelphia International Airport is usually January. And the cheapest month to fly from Key West to Pittsburgh International Airport is usually October.

Which upcoming date is cheapest to fly from Key West to Pennsylvania on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Key West to Pennsylvania on Friday, 24 October 2025.

Are there any direct flights from Key West to Pennsylvania?

Key West International Airport offers direct flights to Pennsylvania.

If I'm flying from Key West, where in Pennsylvania is cheapest to fly into?

If you're flying from Key West, the cheapest city in Pennsylvania to fly into is Pittsburgh. The cheapest airport serving Pittsburgh at the moment is Pittsburgh International.