£343 Cheap Flights to Montgomery County

View £343 flight on Mon, 4 May 2026Opens in a new window

Popular airlines to Montgomery County

  • Delta

  • American Airlines

  • Frontier Airlines

  • United

  • Southwest Airlines

  • Spirit Airlines

  • Alaska Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% 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 £343 for one-way flights and £379 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Tue, 21 Apr - Sat, 25 Apr
LHR
London
IAD
Washington
£379 Return, found 8 hours ago
£379
Return
found 8 hours ago
Select Icelandair flight, departing Tue, 21 Apr from London to Washington, returning Sat, 25 Apr, priced at £379 found 8 hours ago
JetBlue Airways
Thu, 7 May - Mon, 11 May
LHR
London
DCA
Washington
£508 Return, found 3 hours ago
£508
Return
found 3 hours ago
Select JetBlue Airways flight, departing Thu, 7 May from London to Washington, returning Mon, 11 May, priced at £508 found 3 hours ago
Virgin Atlantic
Thu, 11 Jun - Tue, 16 Jun
LHR
London
IAD
Washington
£521 Return, found 1 day ago
£521
Return
found 1 day ago
Select Virgin Atlantic flight, departing Thu, 11 Jun from London to Washington, returning Tue, 16 Jun, priced at £521 found 1 day ago
KLM
Tue, 15 Dec - Tue, 12 Jan
LHR
London
IAD
Washington
£521 Return, found 8 hours ago
£521
Return
found 8 hours ago
Select KLM flight, departing Tue, 15 Dec from London to Washington, returning Tue, 12 Jan, priced at £521 found 8 hours ago
Delta
Thu, 11 Jun - Tue, 16 Jun
LHR
London
IAD
Washington
£521 Return, found 1 day ago
£521
Return
found 1 day ago
Select Delta flight, departing Thu, 11 Jun from London to Washington, returning Tue, 16 Jun, priced at £521 found 1 day ago
Air France
Tue, 15 Dec - Tue, 12 Jan
LHR
London
IAD
Washington
£526 Return, found 8 hours ago
£526
Return
found 8 hours ago
Select Air France flight, departing Tue, 15 Dec from London to Washington, returning Tue, 12 Jan, priced at £526 found 8 hours ago
Scandinavian Airlines
Wed, 29 Apr - Wed, 27 May
LHR
London
IAD
Washington
£532 Return, found 3 days ago
£532
Return
found 3 days ago
Select Scandinavian Airlines flight, departing Wed, 29 Apr from London to Washington, returning Wed, 27 May, priced at £532 found 3 days ago
Air France
Tue, 15 Dec - Tue, 12 Jan
LHR
London
IAD
Washington
£534 Return, found 8 hours ago
£534
Return
found 8 hours ago
Select Air France flight, departing Tue, 15 Dec from London to Washington, returning Tue, 12 Jan, priced at £534 found 8 hours ago
TAP Portugal
Thu, 14 May - Thu, 13 Aug
LHR
London
IAD
Washington
£537 Return, found 2 days ago
£537
Return
found 2 days ago
Select TAP Portugal flight, departing Thu, 14 May from London to Washington, returning Thu, 13 Aug, priced at £537 found 2 days ago
Iberia
Wed, 23 Dec - Mon, 4 Jan
LHR
London
BWI
Baltimore
£541 Return, found 4 days ago
£541
Return
found 4 days ago
Select Iberia flight, departing Wed, 23 Dec from London to Baltimore, returning Mon, 4 Jan, priced at £541 found 4 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
Tue, 21 Apr - Sat, 25 Apr
LHR
London
IAD
Washington
£379 Return, found 8 hours ago
£379
Return
found 8 hours ago
Select Icelandair flight, departing Tue, 21 Apr from London to Washington, returning Sat, 25 Apr, priced at £379 found 8 hours 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 £379. 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 £379 and reached a maximum of £541. For one-way trips taking off from London (LHR), the lowest amount paid during this same period was £343.
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.

When is the cheapest time to fly to Montgomery County?
Flying on a Tuesday, followed by a Monday, is usually the best way to nab the cheapest deal. Steer clear of weekends if you can, because Saturday is typically the most expensive day. Spend the cash you saved enjoying yourself in Montgomery County instead!
How much is a plane ticket to Montgomery County?
Seats to Montgomery County varied from £379 to £541 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

Top tips for booking flights to Montgomery County from UK

Get ready to fly to Montgomery County

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

Find the best tickets to Montgomery County

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

Airlines fly to Montgomery County

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

Find the cheapest flights to Montgomery County

By booking early you may find some of the best deals for Montgomery County flights from the UK, including Montgomery County direct flights. You can usually find affordable and cheap flights to Montgomery County, whether one-way from £343 or round-trip from £379, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Montgomery County

Try searching for different Montgomery County airports with Expedia to find some of the cheapest flights to Montgomery County. Flights from London (LHR) to Washington (DCA) usually have the lowest price from £343.

Why book your flights to Montgomery County with Expedia

Expedia offers great deals on Montgomery County air fares from £343 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Montgomery 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 Montgomery County from UK

Travel information

Montgomery County Flights Information

Airlines serving
JetBlue Airways, Icelandair, Swiss International Air Lines, Lufthansa, Austrian Airlines, Aer Lingus, Brussels Airlines, Air Canada, Iberia, Virgin Atlantic, KLM, Delta, Air France, Scandinavian Airlines, TAP Portugal
Roundtrip price
from £379
Montgomery County Flights Information

Explore a world of travel with Expedia

*Available to Expedia members.