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£407 Cheap Flights to Allegheny County

View £407 flight on Thu, 8 Oct 2026Opens in a new window

Popular airlines to Allegheny County

  • American Airlines

  • Delta

  • United

  • JetBlue Airways

  • Southwest Airlines

  • Alaska Airlines

  • Frontier Airlines

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Cheap round-trip flights to Allegheny County

Prices were available within the past 7 days and start at £407 for one-way flights and £481 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Aer Lingus
Aer Lingus
Scandinavian Airlines
Aer Lingus
JetBlue Airways
British Airways
Austrian Airlines
Lufthansa
American Airlines

Frequently asked questions

How do I find cheap flights to Allegheny County that have flexible change policies?
Search for your affordable airfares to Allegheny County, then select "No change fee" below the "Flexible change policies" subheading. It's as simple as that. We know that travel plans can change and flexibility is essential, so book with confidence with Expedia.
Which airlines fly to Allegheny County?
With a good range of airlines that fly into or near Allegheny County, you have plenty of choice:
  • American Airlines - 945 flights to or near Allegheny County each month, including 945 flights to Pittsburgh Intl. Airport (PIT) per month.
  • Delta Air Lines - 771 flights to or near Allegheny County each month, including 771 flights to Pittsburgh Intl. Airport (PIT) per month.
  • United Airlines - 637 flights to or near Allegheny County each month, including 637 flights to Pittsburgh Intl. Airport (PIT) per month.
How can I find cheap tickets to Allegheny County?
For an unbeatable deal to Allegheny County, book in advance. Also use Expedia's handy "flexible dates" feature above your search results. This will display the cheapest prices for similar time frames. In the last seven days, £481 was the best price for a flight to Allegheny County.
How much is a flight to Allegheny County?
The cost of a round-trip flight to Allegheny County in the last seven days fluctuated between £481 and £619. If you were travelling one way out of London (LHR), you could have gotten a great deal from only £407.
What are the most popular airports to fly into in Allegheny County?
Zip up your suitcase and jet into Pittsburgh Intl. Airport (PIT), Allegheny County's primary flight hub. Book a seat on one of the 3,702 flights that touch down here every month.
When is the cheapest time to fly to Allegheny County?
If you can be flexible with what day you jet off to Allegheny County, leave early on in the week. The most affordable day to take off is normally Tuesday, followed closely by Monday. Saturday is typically the costliest day, with a lot of people opting to fly on the weekend.
How much is a plane ticket to Allegheny County?
In the last seven days, fares varied between £481 and £619. Have a look at our unbeatable deals to Allegheny County, pick your favourite and get ready for your next fun holiday!
What is the best time to go to Allegheny County?
March, July and August are the most popular months to visit North Versailles, one of Allegheny County's most famous cities. Summertime here starts June 20. Temperatures vary from 16ºC to 27ºC across this season, so consider travelling then if you're into warmer weather.
What months are the cheapest to book a flight to Allegheny County?
Snap up your ticket in February to unlock bargain flight deals to Allegheny County. December is typically the most expensive time to purchase a fare.

Book with confidence

Top tips for booking flights to Allegheny County from UK

Get ready to fly to Allegheny County

Prepare your luggage and book your flights to Allegheny County with Expedia. We offer a seamless flight booking experience, with a wide range of Allegheny County plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Allegheny County in 2026, we are always available to assist you. Book your flights to Allegheny County today and let the adventure begin!

Find the best tickets to Allegheny County

To find some of the best tickets to Allegheny County in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Allegheny County or last-minute flights to Allegheny County, you can filter and sort your search results, making it easy to find the ideal flight to Allegheny County.

Airlines fly to Allegheny County

There are 20 different airlines that fly to Allegheny County including some of the most trusted names in the business. To book flights to Allegheny County with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Allegheny County plane tickets.

Find the cheapest flights to Allegheny County

By booking early you may find some of the best deals for Allegheny County flights from the UK, including Allegheny County direct flights. You can usually find affordable and cheap flights to Allegheny County, whether one-way from £407 or round-trip from £481, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Allegheny County

Try searching for different Allegheny County airports with Expedia to find some of the cheapest flights to Allegheny County. Flights from London (LHR) to Pittsburgh (PIT) usually have the lowest price from £407.

Why book your flights to Allegheny County with Expedia

Expedia offers great deals on Allegheny County air fares from £407 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Allegheny County from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

*Prices and availability are subject to change. Additional terms apply.

Top tips for booking flights to Allegheny County from UK

Travel information

Allegheny County Flights Information

Airlines serving
JetBlue Airways, Aer Lingus, Lufthansa, Brussels Airlines, Iberia, American Airlines, British Airways, Icelandair, Scandinavian Airlines, Austrian Airlines
Roundtrip price
from £481
Allegheny County Flights Information
*Available to Expedia members.