Flight Destinations in Northumberland County

View ฿10,420 flight on Thu, 29 Jan 2026Opens in a new window

Popular airlines to Northumberland County

  • Nok Air

    Nok Air

  • Thai AirAsia

    Thai AirAsia

  • Thai Airways International

    Thai Airways International

  • Thai AirAsia X

    Thai AirAsia X

  • Hong Kong Airlines

    Hong Kong Airlines

  • AirAsia

    AirAsia

  • Scoot

    Scoot

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Northumberland County

Prices were available within the past 7 days and start at ฿10,420 for one-way flights and ฿14,790 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Thu, 5 Feb - Sun, 15 Feb
MAD
Madrid
IAD
Washington
฿14,790 Return, found 1 day ago
฿14,790
Return
found 1 day ago
Select TAP Portugal flight, departing Thu, 5 Feb from Madrid to Washington, returning Sun, 15 Feb, priced at ฿14,790 found 1 day ago
Swiss International Air Lines
Wed, 4 Feb - Tue, 17 Feb
MAD
Madrid
BWI
Baltimore
฿18,385 Return, found 18 hours ago
฿18,385
Return
found 18 hours ago
Select Swiss International Air Lines flight, departing Wed, 4 Feb from Madrid to Baltimore, returning Tue, 17 Feb, priced at ฿18,385 found 18 hours ago
Delta
Wed, 4 Feb - Tue, 17 Feb
MAD
Madrid
IAD
Washington
฿18,580 Return, found 18 hours ago
฿18,580
Return
found 18 hours ago
Select Delta flight, departing Wed, 4 Feb from Madrid to Washington, returning Tue, 17 Feb, priced at ฿18,580 found 18 hours ago
Royal Air Maroc
Thu, 5 Feb - Sun, 15 Feb
MAD
Madrid
IAD
Washington
฿18,585 Return, found 1 day ago
฿18,585
Return
found 1 day ago
Select Royal Air Maroc flight, departing Thu, 5 Feb from Madrid to Washington, returning Sun, 15 Feb, priced at ฿18,585 found 1 day ago
United
Wed, 4 Feb - Tue, 17 Feb
MAD
Madrid
IAD
Washington
฿18,620 Return, found 18 hours ago
฿18,620
Return
found 18 hours ago
Select United flight, departing Wed, 4 Feb from Madrid to Washington, returning Tue, 17 Feb, priced at ฿18,620 found 18 hours ago
Lufthansa
Wed, 4 Feb - Tue, 17 Feb
MAD
Madrid
IAD
Washington
฿18,740 Return, found 18 hours ago
฿18,740
Return
found 18 hours ago
Select Lufthansa flight, departing Wed, 4 Feb from Madrid to Washington, returning Tue, 17 Feb, priced at ฿18,740 found 18 hours ago
Swiss International Air Lines
Wed, 4 Feb - Tue, 17 Feb
MAD
Madrid
IAD
Washington
฿18,880 Return, found 18 hours ago
฿18,880
Return
found 18 hours ago
Select Swiss International Air Lines flight, departing Wed, 4 Feb from Madrid to Washington, returning Tue, 17 Feb, priced at ฿18,880 found 18 hours ago
Air Canada
Thu, 5 Feb - Sun, 15 Feb
MAD
Madrid
DCA
Washington
฿19,895 Return, found 1 day ago
฿19,895
Return
found 1 day ago
Select Air Canada flight, departing Thu, 5 Feb from Madrid to Washington, returning Sun, 15 Feb, priced at ฿19,895 found 1 day ago
British Airways
Wed, 4 Feb - Tue, 17 Feb
MAD
Madrid
BWI
Baltimore
฿20,065 Return, found 18 hours ago
฿20,065
Return
found 18 hours ago
Select British Airways flight, departing Wed, 4 Feb from Madrid to Baltimore, returning Tue, 17 Feb, priced at ฿20,065 found 18 hours ago
Air France
Wed, 4 Feb - Tue, 17 Feb
MAD
Madrid
IAD
Washington
฿20,115 Return, found 18 hours ago
฿20,115
Return
found 18 hours ago
Select Air France flight, departing Wed, 4 Feb from Madrid to Washington, returning Tue, 17 Feb, priced at ฿20,115 found 18 hours ago

About Northumberland County

Expedia offers flights to Northumberland County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Northumberland County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

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. ฿14,790 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 ฿14,790 and peaked at ฿32,420. For one-way journeys departing from Madrid (MAD), the lowest amount paid during this same period was ฿10,420.
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.

How much is a plane ticket to Northumberland County?
In the last seven days, plane fares to Northumberland County fluctuated from ฿14,790 to ฿32,420.
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.

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.

EVA Airways
Thu, 3 Sept - Wed, 16 Sept
BKK
Bangkok
DCA
Washington
฿32,420 Return, found 2 days ago
฿32,420
Return
found 2 days ago
Select EVA Airways flight, departing Thu, 3 Sept from Bangkok to Washington, returning Wed, 16 Sept, priced at ฿32,420 found 2 days ago
*Available to Expedia members.