£348 Cheap Flights to Loudoun County

Popular airlines to Loudoun County

  • Delta

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    American Airlines

  • United

    United

  • Frontier Airlines

    Frontier Airlines

  • JetBlue Airways

    JetBlue Airways

  • Alaska Airlines

    Alaska Airlines

  • Southwest Airlines

    Southwest Airlines

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Top Cities to Visit in Loudoun County

FlightsFlights

Sterling

Sterling

Cheap round-trip flights to Loudoun County

Prices were available within the past 7 days and start at £348 for one-way flights and £371 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sat, 4 Oct - Wed, 8 Oct
LGW
London
IAD
Washington
£371 Return, found 1 day ago
£371
Return
found 1 day ago
Select Icelandair flight, departing Sat, 4 Oct from London to Washington, returning Wed, 8 Oct, priced at £371 found 1 day ago
Aer Lingus
Wed, 12 Nov - Sun, 16 Nov
LHR
London
IAD
Washington
£401 Return, just found
£401
Return
just found
Select Aer Lingus flight, departing Wed, 12 Nov from London to Washington, returning Sun, 16 Nov, priced at £401 just found
TAP Portugal
Wed, 12 Nov - Sun, 16 Nov
LGW
London
IAD
Washington
£407 Return, just found
£407
Return
just found
Select TAP Portugal flight, departing Wed, 12 Nov from London to Washington, returning Sun, 16 Nov, priced at £407 just found
JetBlue Airways
Tue, 23 Sep - Tue, 30 Sep
LGW
London
DCA
Washington
£412 Return, found 9 hours ago
£412
Return
found 9 hours ago
Select JetBlue Airways flight, departing Tue, 23 Sep from London to Washington, returning Tue, 30 Sep, priced at £412 found 9 hours ago
Scandinavian Airlines
Tue, 9 Dec - Wed, 21 Jan
MAN
Manchester
IAD
Washington
£431 Return, found 3 days ago
£431
Return
found 3 days ago
Select Scandinavian Airlines flight, departing Tue, 9 Dec from Manchester to Washington, returning Wed, 21 Jan, priced at £431 found 3 days ago
JetBlue Airways
Wed, 26 Nov - Tue, 2 Dec
LHR
London
DCA
Washington
£443 Return, found 1 hour ago
£443
Return
found 1 hour ago
Select JetBlue Airways flight, departing Wed, 26 Nov from London to Washington, returning Tue, 2 Dec, priced at £443 found 1 hour ago
American Airlines
Fri, 12 Sep - Thu, 18 Sep
LGW
London
IAD
Washington
£460 Return, found 13 hours ago
£460
Return
found 13 hours ago
Select American Airlines flight, departing Fri, 12 Sep from London to Washington, returning Thu, 18 Sep, priced at £460 found 13 hours ago
Swiss International Air Lines
Tue, 9 Sep - Wed, 24 Sep
LGW
London
IAD
Washington
£462 Return, found 7 hours ago
£462
Return
found 7 hours ago
Select Swiss International Air Lines flight, departing Tue, 9 Sep from London to Washington, returning Wed, 24 Sep, priced at £462 found 7 hours ago
British Airways
Wed, 3 Sep - Wed, 10 Sep
LGW
London
DCA
Washington
£463 Return, found 5 hours ago
£463
Return
found 5 hours ago
Select British Airways flight, departing Wed, 3 Sep from London to Washington, returning Wed, 10 Sep, priced at £463 found 5 hours ago
Austrian Airlines
Wed, 26 Nov - Sat, 29 Nov
LHR
London
IAD
Washington
£465 Return, just found
£465
Return
just found
Select Austrian Airlines flight, departing Wed, 26 Nov from London to Washington, returning Sat, 29 Nov, priced at £465 just found

Top tips for booking flights to Loudoun County from UK

Get ready to fly to Loudoun County

Prepare your luggage and book your flights to Loudoun County with Expedia. We offer a seamless flight booking experience, with a wide range of Loudoun County plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Loudoun County in 2025, we are always available to assist you. Book your flights to Loudoun County today and let the adventure begin!

Find the best tickets to Loudoun County

To find some of the best tickets to Loudoun County in 2025, 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 Loudoun County or last-minute flights to Loudoun County, you can filter and sort your search results, making it easy to find the ideal flight to Loudoun County.

Airlines fly to Loudoun County

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

Find the cheapest flights to Loudoun County

By booking early you may find some of the best deals for Loudoun County flights from the UK, including Loudoun County direct flights. You can usually find affordable and cheap flights to Loudoun County, whether one-way from £348 or round-trip from £371, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Loudoun County

Try searching for different Loudoun County airports with Expedia to find some of the cheapest flights to Loudoun County. Flights from London (LGW) to Washington (IAD) usually have the lowest price from £348.

Why book your flights to Loudoun County with Expedia

Expedia offers great deals on Loudoun County air fares from £348 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Loudoun 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.

Loudoun County Flights Information

Airlines serving
TAP Portugal, Icelandair, Aer Lingus, JetBlue Airways, Scandinavian Airlines, American Airlines, Swiss International Air Lines, British Airways, Austrian Airlines, Royal Air Maroc, avianca
Roundtrip price
from £371

Frequently asked questions

How do I find cheap flights to Loudoun County that have flexible change policies?
At Expedia, we've been channeling our inner contortionist to offer you the most flexible fares around. Just tick the "No change fee" box right under the filter heading "Flexible change policies" to find your perfect flight to Loudoun County.
Which airlines fly to Loudoun County?
With a good range of airlines flying to destinations in or near Loudoun County, exploring this region is easy. Jet off with one of these quality carriers:

  • American Airlines - 7,501 flights to or near Loudoun County each month, including 7,284 flights to Ronald Reagan Washington National Airport (DCA) and 216 flights to Washington Dulles Intl. Airport (IAD) per month.
  • United Airlines - 5,939 flights to or near Loudoun County each month, including 5,146 flights to Washington Dulles Intl. Airport (IAD) and 793 flights to Ronald Reagan Washington National Airport (DCA) per month.
  • Delta Air Lines - 2,036 flights to or near Loudoun County each month, including 1,516 flights to Ronald Reagan Washington National Airport (DCA) and 520 flights to Washington Dulles Intl. Airport (IAD) per month.

How can I find cheap tickets to Loudoun County?
One of the best ways to find cheap tickets to Loudoun County is to be flexible with your travel dates. Search for your flights, then click "flexible dates" above the results. It will bring up the cheapest prices for nearby days. The lowest price for a flight to Loudoun County in the last seven days was £371. Booking well ahead of time will usually help you walk away with an even bigger bargain.
How much is a flight to Loudoun County?
In the last seven days, return tickets to Loudoun County sold for as little as £371 and reached a maximum cost of £656. For one-way trips leaving London (LGW), the cheapest seat during this same period was just £348.
What are the most popular airports to fly into in Loudoun County?
Pack your bags and glide into one of these top Loudoun County airports:

  • Ronald Reagan Washington National Airport (DCA) - 11,555 flights per month.
  • Washington Dulles Intl. Airport (IAD) - 6,533 flights per month.

When is the cheapest time to fly to Loudoun County?
If you're not fixed on your travel dates to Loudoun County, depart earlier in the week. The most economical day to take off is normally Tuesday, followed closely by Monday. Saturday is typically the costliest day, with lots of holiday makers preferring to fly on weekends.
How much is a plane ticket to Loudoun County?
Seats ranged from just £371 to £656 in the last seven days. When you're ready to book, we're here to help you land an amazing deal to Loudoun County.
What months are the cheapest to book a flight to Loudoun County?
February is the best month to book a seat for your Loudoun County getaway. Airfares are at a premium throughout December, so avoid this time if you can.

Trending flights to Loudoun County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sat, 4 Oct - Wed, 8 Oct
LGW
London
IAD
Washington
£371 Return, found 1 day ago
£371
Return
found 1 day ago
Select Icelandair flight, departing Sat, 4 Oct from London to Washington, returning Wed, 8 Oct, priced at £371 found 1 day ago
*Available to Expedia members.