£315 Cheap Flights to Northumberland County

View £315 flight on Sun, 6 Sept 2026Opens in a new window

Popular airlines to Northumberland County

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Cheap round-trip flights to Northumberland County

Prices were available within the past 7 days and start at £315 for one-way flights and £403 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Fri, 12 Jun - Sun, 1 Nov
LHR
London
IAD
Washington
£403 Return, found 3 days ago
£403
Return
found 3 days ago
Select Aer Lingus flight, departing Fri, 12 Jun from London to Washington, returning Sun, 1 Nov, priced at £403 found 3 days ago
Icelandair
Wed, 14 Oct - Mon, 26 Oct
LGW
London
IAD
Washington
£407 Return, found 11 hours ago
£407
Return
found 11 hours ago
Select Icelandair flight, departing Wed, 14 Oct from London to Washington, returning Mon, 26 Oct, priced at £407 found 11 hours ago
Icelandair
Tue, 20 Oct - Mon, 2 Nov
LHR
London
BWI
Baltimore
£437 Return, found 23 hours ago
£437
Return
found 23 hours ago
Select Icelandair flight, departing Tue, 20 Oct from London to Baltimore, returning Mon, 2 Nov, priced at £437 found 23 hours ago
Icelandair
Wed, 14 Oct - Fri, 30 Oct
LGW
London
BWI
Baltimore
£438 Return, found 11 hours ago
£438
Return
found 11 hours ago
Select Icelandair flight, departing Wed, 14 Oct from London to Baltimore, returning Fri, 30 Oct, priced at £438 found 11 hours ago
Swiss International Air Lines
Thu, 19 Nov - Sat, 28 Nov
LGW
London
IAD
Washington
£440 Return, found 9 hours ago
£440
Return
found 9 hours ago
Select Swiss International Air Lines flight, departing Thu, 19 Nov from London to Washington, returning Sat, 28 Nov, priced at £440 found 9 hours ago
Austrian Airlines
Fri, 2 Oct - Tue, 6 Oct
LHR
London
IAD
Washington
£442 Return, just found
£442
Return
just found
Select Austrian Airlines flight, departing Fri, 2 Oct from London to Washington, returning Tue, 6 Oct, priced at £442 just found
Swiss International Air Lines
Thu, 24 Sept - Mon, 28 Sept
LHR
London
DCA
Washington
£443 Return, found 12 hours ago
£443
Return
found 12 hours ago
Select Swiss International Air Lines flight, departing Thu, 24 Sept from London to Washington, returning Mon, 28 Sept, priced at £443 found 12 hours ago
Lufthansa
Wed, 9 Sept - Wed, 16 Sept
LHR
London
IAD
Washington
£444 Return, just found
£444
Return
just found
Select Lufthansa flight, departing Wed, 9 Sept from London to Washington, returning Wed, 16 Sept, priced at £444 just found
Swiss International Air Lines
Wed, 2 Sept - Tue, 8 Sept
LGW
London
DCA
Washington
£444 Return, found 1 day ago
£444
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Wed, 2 Sept from London to Washington, returning Tue, 8 Sept, priced at £444 found 1 day ago
Brussels Airlines
Thu, 1 Oct - Sat, 17 Oct
LHR
London
IAD
Washington
£446 Return, just found
£446
Return
just found
Select Brussels Airlines flight, departing Thu, 1 Oct from London to Washington, returning Sat, 17 Oct, priced at £446 just found
Book with confidence

Top tips for booking flights to Northumberland County from UK

Get ready to fly to Northumberland County

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

Find the best tickets to Northumberland County

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

Airlines fly to Northumberland County

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

Find the cheapest flights to Northumberland County

By booking early you may find some of the best deals for Northumberland County flights from the UK, including Northumberland County direct flights. You can usually find affordable and cheap flights to Northumberland County, whether one-way from £315 or round-trip from £403, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Northumberland County

Try searching for different Northumberland County airports with Expedia to find some of the cheapest flights to Northumberland County. Flights from London (LGW) to Washington (DCA) usually have the lowest price from £315.

Why book your flights to Northumberland County with Expedia

Expedia offers great deals on Northumberland County air fares from £315 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Northumberland 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.

Trending flights to Northumberland 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.

Aer Lingus
Fri, 12 Jun - Sun, 1 Nov
LHR
London
IAD
Washington
£403 Return, found 3 days ago
£403
Return
found 3 days ago
Select Aer Lingus flight, departing Fri, 12 Jun from London to Washington, returning Sun, 1 Nov, priced at £403 found 3 days ago

Frequently asked questions

How do I find cheap flights to Northumberland County that have flexible change policies?
We know that things can change in a flash, so choosing a flexible airfare with Expedia is always a wise idea. Simply mark the "No change fee" box directly below the "Flexible change policies" filter. Your low-priced, flexible flight to Northumberland County is just a few clicks away.
Which airlines fly to Northumberland County?
Wherever you're eager to travel in Northumberland County and whenever you hope to go, you'll discover your perfect flight with one of these top airlines:

  • American Airlines - 7,501 flights to or near Northumberland 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 Northumberland 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 Northumberland 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 Northumberland County?
You'll always pick up an epic deal with Expedia, but our "flexible dates" feature makes it that much easier. Enter your preferred flight date, then check the flexible dates box above to see the cheapest prices for nearby days. £403 was the best price for a flight to Northumberland County in the last seven days.
How much is a flight to Northumberland County?
In the last seven days, return tickets to Northumberland County sold for as little as £403 and peaked at £446. For one-way journeys departing from London (LGW), the lowest amount paid during this same period was £315.
What are the most popular airports to fly into in Northumberland County?
When it comes to working out which airport in Northumberland County to jet into, here are your options:

  • 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 Northumberland County?
Fly out on a Tuesday to boost your chances of getting the cheapest fare to Northumberland County. Mondays are usually the second most affordable day to take off. Saturday is generally the most expensive day to fly anywhere.
How much is a plane ticket to Northumberland County?
In the last seven days, plane fares to Northumberland County fluctuated from £403 to £446.
What months are the cheapest to book a flight to Northumberland County?
A cheap month to land a great deal to Northumberland County is February, while the priciest month is December. Try to avoid this month if you want to save your dollars.

Book with confidence

Top tips for booking flights to Northumberland County from UK

Get ready to fly to Northumberland County

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

Find the best tickets to Northumberland County

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

Airlines fly to Northumberland County

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

Find the cheapest flights to Northumberland County

By booking early you may find some of the best deals for Northumberland County flights from the UK, including Northumberland County direct flights. You can usually find affordable and cheap flights to Northumberland County, whether one-way from £315 or round-trip from £403, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Northumberland County

Try searching for different Northumberland County airports with Expedia to find some of the cheapest flights to Northumberland County. Flights from London (LGW) to Washington (DCA) usually have the lowest price from £315.

Why book your flights to Northumberland County with Expedia

Expedia offers great deals on Northumberland County air fares from £315 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Northumberland 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 Northumberland County from UK

Travel information

Northumberland County Flights Information

Airlines serving
JetBlue Airways, American Airlines, British Airways, Aer Lingus, Iberia, Icelandair, Swiss International Air Lines, Austrian Airlines, Lufthansa, Brussels Airlines
Roundtrip price
from £403
Northumberland County Flights Information
*Available to Expedia members.