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$116+ Cheap flights from Maryland to Heathrow (LHR)

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LHR
Jul 25 — Aug 11
Sat 7/25
Sat 8/1
1 adult, Economy
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Cheap flight deals from Maryland to Heathrow

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 June 25, 2026.

This Priceline deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/208:30 pm
BWI
-
LHR
1 stop18h 50m
Multiple Airlines
Thu 10/14:25 pm
LHR
-
BWI
Nonstop8h 15m
Multiple Airlines
Deal found 6/25$727
This Priceline deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:30 pm
BWI
-
LHR
1 stop18h 50m
Multiple Airlines
Mon 9/144:25 pm
LHR
-
BWI
Nonstop8h 15m
Multiple Airlines
Deal found 6/23$728
This Icelandair deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:30 pm
BWI
-
LHR
1 stop10h 25m
Icelandair
Sun 9/139:25 pm
LHR
-
BWI
1 stop27h 00m
Icelandair
Deal found 6/25$729
This Mytrip deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:30 pm
BWI
-
LHR
3 stops32h 05m
Multiple Airlines
Tue 9/16:40 am
LHR
-
BWI
2 stops17h 45m
Multiple Airlines
Deal found 6/23$730
This Icelandair deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:30 pm
BWI
-
LHR
1 stop18h 50m
Icelandair
Sun 10/181:05 pm
LHR
-
BWI
1 stop11h 20m
Icelandair
Deal found 6/23$731
This Virgin Atlantic deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/65:07 pm
BWI
-
LHR
2 stops14h 58m
Virgin Atlantic
Sun 7/196:15 am
LHR
-
BWI
2 stops16h 00m
Virgin Atlantic
Deal found 6/25$732
This Icelandair deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:30 pm
BWI
-
LHR
1 stop18h 50m
Icelandair
Mon 10/199:25 pm
LHR
-
BWI
1 stop29h 50m
Icelandair
Deal found 6/23$733
This oojo deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/307:40 pm
BWI
-
LHR
1 stop10h 10m
Icelandair
Fri 1/88:35 pm
LHR
-
BWI
1 stop27h 05m
Icelandair
Deal found 6/23$734
This Mytrip deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:30 pm
BWI
-
LHR
3 stops20h 05m
Multiple Airlines
Sat 10/106:10 pm
LHR
-
BWI
3 stops30h 15m
Multiple Airlines
Deal found 6/23$735
This Mytrip deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:30 pm
BWI
-
LHR
2 stops20h 10m
Multiple Airlines
Mon 8/317:30 pm
LHR
-
BWI
2 stops28h 55m
Multiple Airlines
Deal found 6/24$736
This Priceline deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:30 pm
BWI
-
LHR
1 stop10h 25m
Multiple Airlines
Thu 10/812:30 pm
LHR
-
BWI
1 stop11h 56m
Multiple Airlines
Deal found 6/25$737
This Cheapflightsfares deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:30 pm
BWI
-
LHR
1 stop10h 25m
Icelandair
Wed 9/21:05 pm
LHR
-
BWI
1 stop11h 20m
Icelandair
Deal found 6/25$738

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 June 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$727
(Priceline)

One-way from

$116
(Virgin Atlantic)

Popular in

June

Cheapest in

February

Average price

$1,219

Good round-trip deal

$925 or less

Good one-way deal

$401 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-London (LON) flights.
Search Deals
From Maryland to London Heathrow
Search Deals
One-way flight from Maryland to London Heathrow
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($204 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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.
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Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated June 25, 2026.
Use the filters below to find and compare flights from Maryland to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Thu 9/10

11:10 am-9:35 am

2 stops17h 25m

London Heathrow

Mon 9/14

7:50 pm-10:59 pm

2 stops32h 09m

$844

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Sat 9/12

11:10 am-9:35 am

2 stops17h 25m

London Heathrow

Thu 9/17

7:05 am-10:59 pm

2 stops20h 54m

$845

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sun 11/8

10:15 pm-10:50 am

Nonstop7h 35m

London Heathrow

Thu 11/12

6:50 am-2:30 pm

1 stop12h 40m

$849

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 9/16

12:02 pm-11:20 am

1 stop18h 18m

London Heathrow

Tue 9/22

9:55 am-9:30 pm

2 stops16h 35m

$862

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 10/7

2:10 pm-6:25 am

1 stop11h 15m

London Heathrow

Tue 10/13

9:55 am-8:46 pm

2 stops15h 51m

$863

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 9/23

12:02 pm-7:15 am

1 stop14h 13m

London Heathrow

Fri 9/25

9:55 am-10:31 pm

2 stops17h 36m

$864

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Mon 8/10

9:59 am-7:10 am

1 stop16h 11m

London Heathrow

Wed 8/19

6:15 am-5:51 pm

2 stops16h 36m

$871

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Wed 9/2

11:00 am-9:35 am

2 stops17h 35m

London Heathrow

Wed 9/9

7:05 am-10:59 pm

2 stops20h 54m

$874

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 9/16

10:55 pm-11:20 am

Nonstop7h 25m

London Heathrow

Tue 9/22

5:55 pm-9:05 pm

Nonstop8h 10m

$876

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Tue 9/29

7:25 pm-7:45 am

Nonstop7h 20m

London Heathrow

Tue 10/20

4:25 pm-7:40 pm

Nonstop8h 15m

$877

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/23

Showing 1-10 of 60 resultsSorted by cheapest first
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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 round-trip 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, April is the cheapest month in which you can book a flight from Maryland to London Heathrow Airport (average of $380). Flying from Maryland to London Heathrow Airport in June is currently the most expensive (average of $685). 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 June 25, 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.

How much does it cost to fly round-trip from Maryland to London Heathrow Airport?

How far ahead should I book a flight from Maryland to London Heathrow Airport?

The price you pay for your flight from Maryland to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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?

    For as low as $877, Icelandair can have you in London Heathrow Airport from Maryland in 7h 25m. Maryland and London Heathrow Airport are separated by a distance of 3664 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Maryland to London Heathrow Airport one-way?

    The cheapest airlines for a one-way flight from Maryland to London Heathrow Airport are Icelandair ($233), British Airways ($357), and Iberia ($360).

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

    Most travelers choose Washington, D.C. Dulles Intl - London Heathrow, Baltimore/Washington - London Heathrow or Washington, D.C. Reagan-National - London Heathrow when deciding on the best route from Maryland to London Heathrow Airport.

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

    No one likes to see their flight delayed. When booking a flight from Maryland to London Heathrow Airport consider choosing American Airlines (63%), Aer Lingus (63%) or Finnair (63%) as they are the most reliable in getting you off to your destination on time.

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

    Looking at all options, your cheapest flight can be booked for $339. While the most popular route (Washington, D.C. Dulles Intl - London Heathrow) can be booked for $177 on average, our data indicates $1,317 when flying from Maryland to London Heathrow Airport.

  • 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 vacation 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, April is the cheapest month in which you can book a flight from Maryland to London Heathrow Airport (average of $380). Flying from Maryland to London Heathrow Airport in June is currently the most expensive (average of $685). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Maryland to Heathrow

Discover the top 8 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 2,558,603 searches. Data last updated June 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$462Average$840FlexibilityNo cancel feeOn-time69%
Virgin AtlanticCheapest$471Average$695FlexibilityNo cancel feeOn-time72%
IcelandairCheapest$475Average$651FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$591Average$865FlexibilityNo cancel feeOn-time70%
DeltaCheapest$598Average$867FlexibilityNo cancel feeOn-timeN/A
FinnairCheapest$599Average$808FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$602Average$878FlexibilityNo cancel feeOn-time71%
IberiaCheapest$650Average$966FlexibilityNo cancel feeOn-time77%

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