Cheap flights to Montgomery County

View €253 flight on Sun, 3 May 2026Opens in a new window

Popular airlines to Montgomery County

  • Frontier Airlines

  • Delta

  • American Airlines

  • Southwest Airlines

  • United

  • Spirit Airlines

  • Alaska Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Montgomery County

Prices were available within the past 7 days and start at €253 for one-way flights and €415 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Fri, 6 Nov - Mon, 9 Nov
DUB
Dublin
IAD
Washington
€415 Return, found 3 days ago
€415
Return
found 3 days ago
Select Icelandair flight, departing Fri, 6 Nov from Dublin to Washington, returning Mon, 9 Nov, priced at €415 found 3 days ago
JetBlue Airways
Wed, 22 Apr - Wed, 22 Apr
DUB
Dublin
DCA
Washington
€453 Return, found 2 days ago
€453
Return
found 2 days ago
Select JetBlue Airways flight, departing Wed, 22 Apr from Dublin to Washington, returning Wed, 22 Apr, priced at €453 found 2 days ago
Icelandair
Mon, 30 Nov - Sat, 12 Dec
DUB
Dublin
BWI
Baltimore
€456 Return, found 3 days ago
€456
Return
found 3 days ago
Select Icelandair flight, departing Mon, 30 Nov from Dublin to Baltimore, returning Sat, 12 Dec, priced at €456 found 3 days ago
Scandinavian Airlines
Tue, 26 Jan - Sat, 30 Jan
DUB
Dublin
IAD
Washington
€489 Return, found 5 days ago
€489
Return
found 5 days ago
Select Scandinavian Airlines flight, departing Tue, 26 Jan from Dublin to Washington, returning Sat, 30 Jan, priced at €489 found 5 days ago
British Airways
Mon, 30 Nov - Sat, 12 Dec
DUB
Dublin
BWI
Baltimore
€497 Return, found 3 days ago
€497
Return
found 3 days ago
Select British Airways flight, departing Mon, 30 Nov from Dublin to Baltimore, returning Sat, 12 Dec, priced at €497 found 3 days ago
Aer Lingus
Mon, 2 Nov - Sun, 8 Nov
DUB
Dublin
IAD
Washington
€509 Return, found 1 day ago
€509
Return
found 1 day ago
Select Aer Lingus flight, departing Mon, 2 Nov from Dublin to Washington, returning Sun, 8 Nov, priced at €509 found 1 day ago
American Airlines
Thu, 3 Dec - Sun, 6 Dec
DUB
Dublin
DCA
Washington
€514 Return, found 3 days ago
€514
Return
found 3 days ago
Select American Airlines flight, departing Thu, 3 Dec from Dublin to Washington, returning Sun, 6 Dec, priced at €514 found 3 days ago
Iberia
Thu, 28 May - Wed, 3 Jun
DUB
Dublin
DCA
Washington
€532 Return, found 2 days ago
€532
Return
found 2 days ago
Select Iberia flight, departing Thu, 28 May from Dublin to Washington, returning Wed, 3 Jun, priced at €532 found 2 days ago
KLM
Thu, 23 Apr - Mon, 25 May
DUB
Dublin
IAD
Washington
€540 Return, found 2 days ago
€540
Return
found 2 days ago
Select KLM flight, departing Thu, 23 Apr from Dublin to Washington, returning Mon, 25 May, priced at €540 found 2 days ago
Air France
Thu, 23 Apr - Mon, 25 May
DUB
Dublin
IAD
Washington
€543 Return, found 2 days ago
€543
Return
found 2 days ago
Select Air France flight, departing Thu, 23 Apr from Dublin to Washington, returning Mon, 25 May, priced at €543 found 2 days ago

Trending flights to Montgomery 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
Fri, 6 Nov - Mon, 9 Nov
DUB
Dublin
IAD
Washington
€415 Return, found 3 days ago
€415
Return
found 3 days ago
Select Icelandair flight, departing Fri, 6 Nov from Dublin to Washington, returning Mon, 9 Nov, priced at €415 found 3 days ago

Frequently asked questions

How do I find cheap flights to Montgomery County that have flexible change policies?
At Expedia, we've been channeling our inner yogi to help you locate the most flexible airfares on the market. Simply click on "No change fee" directly underneath the "Flexible change policies" heading to find the best flights to Montgomery County.
Which airlines fly to Montgomery County?
With various airlines flying to destinations in or near Montgomery County, discovering this region is simple. Take off with one of these top carriers:

  • American Airlines - 7,501 flights to or near Montgomery 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 Montgomery 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 Montgomery 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 Montgomery County?
One of the easiest ways to find cheap tickets to Montgomery County is to be flexible with your travel dates. Search for your flights, then click "flexible dates" at the top of your results. You'll see the cheapest prices for nearby days. The best price for a flight to Montgomery County in the last seven days was €415. Booking ahead of time will generally help you score an even better deal.
How much is a flight to Montgomery County?
In the last seven days, return airfares to Montgomery County sold for as little as €415 and reached a maximum of €543. For one-way trips taking off from Dublin (DUB), the lowest amount paid during this same period was €253.
What are the most popular airports to fly into in Montgomery County?
When it comes to planning which airport in Montgomery County to touch down at, these 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 Montgomery County?
Seats to Montgomery County varied from €415 to €543 in the last seven days. Typically, the sooner you make a reservation, the better the price.
What is the best time to go to Montgomery County?
March, April and May are popular months to explore Silver Spring, one of Montgomery County's most interesting cities. Summertime here begins June 20. Average temperatures vary from 21ºC to 29ºC at this time of year, so visit around then if you enjoy warmer weather.
What months are the cheapest to book a flight to Montgomery County?
The ideal month to snare a fantastic deal to Montgomery County is February, whereas the most expensive is December. Keep clear of this month if you'd like to save money.

Book with confidence

About Montgomery County

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

Explore a world of travel with Expedia

*Available to Expedia members.