Loudoun County Flights - Book Cheap Flights to Loudoun County

View RM596 flight on Tue, 19 May 2026Opens in a new window

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Cheap round-trip flights to Loudoun County

Prices were available within the past 7 days and start at RM596 for one-way flights and RM1,016 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Porter Airlines
Tue, 19 May - Tue, 26 May
YTZ
Toronto
IAD
Washington
RM1,016 Return, found 2 hours ago
RM1,016
Return
found 2 hours ago
Select Porter Airlines flight, departing Tue, 19 May from Toronto to Washington, returning Tue, 26 May, priced at RM1,016 found 2 hours ago
Air Canada
Tue, 19 May - Thu, 21 May
YTZ
Toronto
DCA
Washington
RM1,020 Return, found 2 hours ago
RM1,020
Return
found 2 hours ago
Select Air Canada flight, departing Tue, 19 May from Toronto to Washington, returning Thu, 21 May, priced at RM1,020 found 2 hours ago
United
Tue, 19 May - Tue, 26 May
YTZ
Toronto
IAD
Washington
RM1,983 Return, found 2 hours ago
RM1,983
Return
found 2 hours ago
Select United flight, departing Tue, 19 May from Toronto to Washington, returning Tue, 26 May, priced at RM1,983 found 2 hours ago
Turkish Airlines
Mon, 9 Mar - Mon, 23 Mar
KUL
Kuala Lumpur
IAD
Washington
RM4,153 Return, found 2 hours ago
RM4,153
Return
found 2 hours ago
Select Turkish Airlines flight, departing Mon, 9 Mar from Kuala Lumpur to Washington, returning Mon, 23 Mar, priced at RM4,153 found 2 hours ago
Qatar Airways
Mon, 9 Mar - Mon, 23 Mar
KUL
Kuala Lumpur
IAD
Washington
RM4,340 Return, found 2 hours ago
RM4,340
Return
found 2 hours ago
Select Qatar Airways flight, departing Mon, 9 Mar from Kuala Lumpur to Washington, returning Mon, 23 Mar, priced at RM4,340 found 2 hours ago
Delta
Mon, 14 Sept - Sun, 20 Sept
KUL
Kuala Lumpur
DCA
Washington
RM4,579 Return, found 2 hours ago
RM4,579
Return
found 2 hours ago
Select Delta flight, departing Mon, 14 Sept from Kuala Lumpur to Washington, returning Sun, 20 Sept, priced at RM4,579 found 2 hours ago
Emirates
Mon, 9 Mar - Mon, 23 Mar
KUL
Kuala Lumpur
IAD
Washington
RM4,884 Return, found 2 hours ago
RM4,884
Return
found 2 hours ago
Select Emirates flight, departing Mon, 9 Mar from Kuala Lumpur to Washington, returning Mon, 23 Mar, priced at RM4,884 found 2 hours ago
British Airways
Fri, 9 Oct - Sat, 17 Oct
KUL
Kuala Lumpur
IAD
Washington
RM5,090 Return, found 12 hours ago
RM5,090
Return
found 12 hours ago
Select British Airways flight, departing Fri, 9 Oct from Kuala Lumpur to Washington, returning Sat, 17 Oct, priced at RM5,090 found 12 hours ago
Malaysia Airlines
Tue, 12 May - Tue, 26 May
PEN
Penang
IAD
Washington
RM5,251 Return, found 4 hours ago
RM5,251
Return
found 4 hours ago
Select Malaysia Airlines flight, departing Tue, 12 May from Penang to Washington, returning Tue, 26 May, priced at RM5,251 found 4 hours ago
All Nippon Airways
Tue, 24 Feb - Mon, 13 Apr
KUL
Kuala Lumpur
IAD
Washington
RM5,616 Return, found 6 days ago
RM5,616
Return
found 6 days ago
Select All Nippon Airways flight, departing Tue, 24 Feb from Kuala Lumpur to Washington, returning Mon, 13 Apr, priced at RM5,616 found 6 days ago

About Loudoun County

Expedia offers flights to Loudoun County to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Loudoun 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 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 RM1,016. 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 RM1,016 and reached a maximum cost of RM5,616. For one-way trips leaving Toronto (YTZ), the cheapest seat during this same period was just RM596.
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.

How much is a plane ticket to Loudoun County?
Seats ranged from just RM1,016 to RM5,616 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.

Turkish Airlines
Mon, 9 Mar - Mon, 23 Mar
KUL
Kuala Lumpur
IAD
Washington
RM4,153 Return, found 2 hours ago
RM4,153
Return
found 2 hours ago
Select Turkish Airlines flight, departing Mon, 9 Mar from Kuala Lumpur to Washington, returning Mon, 23 Mar, priced at RM4,153 found 2 hours ago
*Available to Expedia members.