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Cheap flights from Maryland to London Heathrow Airport from £202

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LHR
6 Mar — 13 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Maryland to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Maryland to Heathrow
Explore the most affordable flight options available from Maryland to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 February 2026.

Fri 1/520:20
IAD
-
LHR
1 stop14h 40m
Scandinavian Airlines
Sun 3/506:40
LHR
-
IAD
2 stops15h 10m
Scandinavian Airlines
Deal found 1/2£381
Sun 12/420:30
IAD
-
LHR
1 stop18h 50m
Icelandair
Mon 20/413:05
LHR
-
IAD
1 stop11h 15m
Icelandair
Deal found 2/2£382
Thu 16/420:30
IAD
-
LHR
1 stop18h 50m
Icelandair
Sat 25/421:25
LHR
-
IAD
1 stop26h 55m
Icelandair
Deal found 2/2£383
Tue 17/320:40
IAD
-
LHR
1 stop10h 10m
Icelandair
Tue 24/320:35
LHR
-
IAD
1 stop26h 55m
Icelandair
Deal found 2/2£385
Mon 2/319:40
IAD
-
LHR
1 stop10h 10m
Icelandair
Thu 12/312:15
LHR
-
IAD
1 stop11h 15m
Icelandair
Deal found 3/2£387
Sat 25/420:30
IAD
-
LHR
1 stop18h 50m
Icelandair
Fri 1/521:25
LHR
-
IAD
1 stop26h 55m
Icelandair
Deal found 4/2£387
Tue 24/219:40
IAD
-
LHR
1 stop18h 50m
Icelandair
Thu 5/312:15
LHR
-
IAD
1 stop11h 15m
Icelandair
Deal found 3/2£388
Tue 3/319:40
IAD
-
LHR
1 stop10h 10m
Icelandair
Wed 11/312:15
LHR
-
IAD
1 stop11h 15m
Icelandair
Deal found 2/2£389
Mon 2/319:40
IAD
-
LHR
1 stop10h 10m
Icelandair
Sun 8/320:35
LHR
-
IAD
1 stop26h 55m
Icelandair
Deal found 3/2£389
Tue 10/219:40
IAD
-
LHR
1 stop10h 10m
Icelandair
Wed 18/220:35
LHR
-
IAD
1 stop26h 55m
Icelandair
Deal found 3/2£391
Fri 1/520:30
IAD
-
LHR
1 stop10h 25m
Icelandair
Wed 13/513:05
LHR
-
IAD
1 stop11h 15m
Icelandair
Deal found 3/2£392
Fri 1/520:30
IAD
-
LHR
1 stop10h 25m
Icelandair
Tue 5/513:05
LHR
-
IAD
1 stop11h 15m
Icelandair
Deal found 3/2£392

Find flight deals from Maryland to Heathrow

Keep the following information in mind while searching for Maryland to Heathrow flight deals. Data was last updated 4 February 2026.

Round-trip from

£381

One-way from

£202

Popular in

June

Cheapest in

September

Average price

£470

Good round-trip deal

£506 or less

Good one-way deal

£2,050 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 1/5-3/5
  • 3 total stops
  • 29h 50m total
  • Maryland to London
Search Deals
9/2
  • 9/2
  • 2 total stops
  • 37h 14m total
  • Maryland to London
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£50 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Maryland to London Heathrow.
Search Deals
Price to beat on a one-way flight from Maryland to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Maryland to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 February 2026.
Use the filters below to find and compare flights from Maryland to London Heathrow Airport that are best for you.

Fly from

Maryland

Fly to

Heathrow

Route

Depart

Return

Price

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Thu 14/5

20:20-16:00

1 stop14h 40m

London Heathrow

Mon 25/5

06:40-16:50

2 stops15h 10m

£446

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Thu 19/3

23:15-10:50

Nonstop7h 35m

London Heathrow

Tue 24/3

06:35-16:35

1 stop14h 00m

£453

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 18/3

23:15-10:50

Nonstop7h 35m

London Heathrow

Tue 24/3

06:35-16:35

1 stop14h 00m

£453

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Tue 17/2

17:13-08:45

1 stop10h 32m

London Heathrow

Wed 25/2

08:40-16:05

1 stop12h 25m

£456

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Thu 5/3

06:00-20:35

1 stop9h 35m

London Heathrow

Sun 15/3

07:30-15:35

1 stop12h 05m

£463

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 29/4

18:25-06:55

Nonstop7h 30m

London Heathrow

Wed 13/5

06:50-14:20

1 stop12h 30m

£465

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Fri 6/3

20:00-05:55

1 stop28h 55m

London Heathrow

Sun 15/3

13:25-15:31

1 stop30h 06m

£467

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Mon 27/4

12:55-06:30

1 stop12h 35m

London Heathrow

Tue 5/5

06:50-16:24

2 stops14h 34m

£472

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Thu 5/3

22:20-10:40

Nonstop7h 20m

London Heathrow

Sun 15/3

16:50-21:30

Nonstop8h 40m

£473

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sun 22/2

22:20-10:40

Nonstop7h 20m

London Heathrow

Tue 3/3

16:50-20:30

Nonstop8h 40m

£473

Flights are sorted by cheapest return flights first.

Deals found on 2/2

Showing 1-10 of 60 results
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Best time to book a flight from Maryland to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Maryland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Maryland to London Heathrow Airport

What is the cheapest month to book a flight from Maryland to London Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from Maryland to London Heathrow Airport (average of £349). Flying from Maryland to London Heathrow Airport in June is currently the most expensive (average of £526). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MD to LHR?

Find hourly flight availability from Maryland to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 February 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Maryland to London Heathrow Airport as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Maryland to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Maryland to London Heathrow Airport?

    There are many flights that can get you from Maryland to London Heathrow Airport in 7h 35m. Fly via Scandinavian Airlines, United Airlines, or KLM to get the fastest option. The distance from Maryland to London Heathrow Airport is about 3664 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Maryland to London Heathrow Airport?

    The most popular route from Maryland to London Heathrow Airport is Washington, D.C. Dulles Intl - London Heathrow. You may also consider Baltimore/Washington - London Heathrow or Washington, D.C. Reagan-National - London Heathrow.

  • What are the most reliable airlines from Maryland to London Heathrow Airport?

    Before booking your flight to London Heathrow Airport from Maryland, check out the most reliable airlines to get you to your destination on time: American Airlines (78%), Aer Lingus (78%), Finnair( 78%).

  • What are the cheapest flights from Maryland to London Heathrow Airport?

    While on average a flight from Maryland to London Heathrow Airport is generally £1,505, our data shows the cheapest flight currently is £422. When looking at the most popular route, (Washington, D.C. Dulles Intl - London Heathrow), you can expect to pay £313 for that flight.

  • Can I find deals for flights from Maryland to Heathrow that include hotel bookings?

    Yes. In addition to deals on Maryland to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Maryland to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Maryland to Heathrow.

  • Can I find deals for business class flights from Maryland to Heathrow?

    Yes. Cheapflights offers flight deals from Maryland to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Maryland to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Maryland to London Heathrow Airport (average of £349). Flying from Maryland to London Heathrow Airport in June is currently the most expensive (average of £526). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Luton
Northampton
Wembley
Gatwick
Slough
Ilford
Hounslow
Brentford
Hayes
Colchester
Watford
Guildford
Swindon
Bedford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Maryland to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
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Newark to Gatwick flights
Los Angeles to Heathrow flights
John F Kennedy Intl to London City flights
John F Kennedy Intl to Stansted flights
O'Hare Intl to Heathrow flights
San Francisco to Heathrow flights
Baltimore to Heathrow flights
Seattle to Heathrow flights
LaGuardia to Gatwick flights
Dallas/Fort Worth to Heathrow flights
Boston to Gatwick flights
Atlanta to Heathrow flights
Newark to Stansted flights
Orlando to Heathrow flights
Miami to Heathrow flights
Newark to Luton flights
Newark to London City flights
Dulles Intl to Gatwick flights
Denver to Heathrow flights
Boston to London City flights
Reagan-National to Heathrow flights
Hobby to Heathrow flights
Boston to Stansted flights
Dulles Intl to London City flights
Philadelphia to Heathrow flights
Baltimore to Gatwick flights
Los Angeles to Gatwick flights
Minneapolis to Heathrow flights
O'Hare Intl to Gatwick flights
Reagan-National to Gatwick flights
George Bush Intcntl to Heathrow flights
Los Angeles to Stansted flights
San Francisco to Gatwick flights
Austin to Heathrow flights
O'Hare Intl to Stansted flights
Detroit to Heathrow flights
O'Hare Intl to London City flights
Los Angeles to London City flights
Tampa to Heathrow flights
Seattle to Gatwick flights
Raleigh to Heathrow flights
Charlotte to Heathrow flights

Top 3 airlines flying from Maryland to Heathrow

Discover the top 3 airlines that operate flights from Maryland to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 February 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£370Average£445FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£433Average£536FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£501Average£705FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Maryland to Heathrow?

When you search for this flight from Maryland to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Maryland to Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Maryland to Heathrow for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Maryland to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from Maryland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Maryland to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Maryland to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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