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$343+ 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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LHR
Jun 2 — Jun 91
Tue 6/2
Tue 6/9
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 May 3, 2026.

This Gotogate deal was found by Cheapflights users on 4/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2311:20 pm
BWI
-
LHR
1 stop16h 00m
Icelandair
Sat 10/31:05 pm
LHR
-
BWI
1 stop11h 20m
Icelandair
Deal found 4/30$719
This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:30 pm
BWI
-
LHR
1 stop10h 25m
Icelandair
Tue 10/61:05 pm
LHR
-
BWI
1 stop11h 20m
Icelandair
Deal found 4/29$721
This Gotogate deal was found by Cheapflights users on 5/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:30 pm
BWI
-
LHR
1 stop18h 50m
Icelandair
Tue 10/139:25 pm
LHR
-
BWI
1 stop27h 00m
Icelandair
Deal found 5/3$722
This Gotogate deal was found by Cheapflights users on 4/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:40 pm
BWI
-
LHR
1 stop18h 50m
Icelandair
Tue 11/178:35 pm
LHR
-
BWI
1 stop27h 05m
Icelandair
Deal found 4/30$723
This Gotogate deal was found by Cheapflights users on 5/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:30 pm
BWI
-
LHR
1 stop18h 50m
Icelandair
Sun 10/189:25 pm
LHR
-
BWI
1 stop27h 00m
Icelandair
Deal found 5/2$724
This Gotogate deal was found by Cheapflights users on 4/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:20 pm
BWI
-
LHR
1 stop31h 35m
Icelandair
Mon 10/51:05 pm
LHR
-
BWI
1 stop11h 20m
Icelandair
Deal found 4/30$725
This Gotogate deal was found by Cheapflights users on 5/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:20 pm
BWI
-
LHR
1 stop16h 00m
Icelandair
Tue 10/61:05 pm
LHR
-
BWI
1 stop11h 20m
Icelandair
Deal found 5/3$726
This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:30 pm
BWI
-
LHR
1 stop10h 25m
Icelandair
Thu 10/229:25 pm
LHR
-
BWI
1 stop27h 00m
Icelandair
Deal found 4/29$727
This Gotogate deal was found by Cheapflights users on 5/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:30 pm
BWI
-
LHR
1 stop10h 25m
Icelandair
Sun 10/49:25 pm
LHR
-
BWI
1 stop27h 00m
Icelandair
Deal found 5/1$728
This Gotogate deal was found by Cheapflights users on 5/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:30 pm
BWI
-
LHR
1 stop18h 50m
Icelandair
Sun 10/49:25 pm
LHR
-
BWI
1 stop27h 00m
Icelandair
Deal found 5/2$729
This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:30 pm
BWI
-
LHR
1 stop18h 50m
Icelandair
Sun 10/49:25 pm
LHR
-
BWI
1 stop27h 00m
Icelandair
Deal found 4/29$730
This Gotogate deal was found by Cheapflights users on 5/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:30 pm
BWI
-
LHR
1 stop10h 25m
Icelandair
Tue 10/201:05 pm
LHR
-
BWI
1 stop14h 10m
Icelandair
Deal found 5/2$731

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 May 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$719
(Gotogate)

One-way from

$343
(Cheapflightsfares)

Popular in

June

Cheapest in

January

Average price

$830

Good round-trip deal

$953 or less

Good one-way deal

$494 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. 15% potential increase in price ($135 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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

 
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 May 3, 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

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Tue 10/6

2:10 pm-8:50 am

2 stops13h 40m

London Heathrow

Tue 10/13

6:30 am-4:48 pm

2 stops15h 18m

$872

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Tue 9/15

6:09 pm-9:25 am

1 stop10h 16m

London Heathrow

Fri 10/9

4:25 pm-7:40 pm

Nonstop8h 15m

$886

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Tue 10/20

12:00 pm-9:20 am

2 stops16h 20m

London Heathrow

Fri 10/23

7:05 am-11:04 pm

2 stops20h 59m

$886

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 9/9

6:09 pm-9:25 am

1 stop10h 16m

London Heathrow

Wed 9/23

2:00 pm-5:15 pm

Nonstop8h 15m

$886

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Sun 8/9

6:20 pm-11:20 am

1 stop12h 00m

London Heathrow

Wed 8/19

11:15 am-7:25 pm

1 stop13h 10m

$896

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Sat 10/10

7:06 pm-9:40 pm

1 stop21h 34m

London Heathrow

Tue 10/20

2:10 pm-10:57 pm

1 stop13h 47m

$896

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Mon 5/18

12:45 pm-6:30 am

1 stop12h 45m

London Heathrow

Tue 5/26

9:30 am-3:39 pm

1 stop11h 09m

$916

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Mon 8/3

8:25 am-10:00 am

2 stops44h 35m

London Heathrow

Thu 8/13

2:05 pm-9:28 pm

2 stops36h 23m

$917

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Fri 8/14

2:18 pm-8:50 am

2 stops13h 32m

London Heathrow

Wed 8/19

8:20 am-7:25 pm

2 stops16h 05m

$951

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Mon 5/18

9:50 pm-10:40 am

Nonstop7h 50m

London Heathrow

Thu 5/28

6:50 am-1:30 pm

1 stop11h 40m

$953

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

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

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 23 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 $690). 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 May 3, 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.

Weekly flight availability from Maryland to London Heathrow Airport

Explore weekly flight availability from Maryland to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 3, 2026.

The most flights from USMD to LHR are scheduled on a Friday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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

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 $886, Delta can have you in London Heathrow Airport from Maryland in 10h 16m. Maryland and London Heathrow Airport are separated by a distance of 3622 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 ($202), British Airways ($357), and Iberia ($363).

  • 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 (71%), Aer Lingus (71%) or Finnair (71%) 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 $369. While the most popular route (Washington, D.C. Dulles Intl - London Heathrow) can be booked for $692 on average, our data indicates $1,367 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 $690). 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
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Borehamwood
Broadway
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 May 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$462Average$886FlexibilityNo cancel feeOn-time69%
Virgin AtlanticCheapest$471Average$709FlexibilityNo cancel feeOn-time72%
IcelandairCheapest$479Average$640FlexibilityNo cancel feeOn-time76%
IberiaCheapest$575Average$855FlexibilityNo cancel feeOn-time77%
FinnairCheapest$591Average$767FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$592Average$829FlexibilityNo cancel feeOn-time70%
DeltaCheapest$598Average$867FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$604Average$869FlexibilityNo cancel feeOn-time71%

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