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$248+ 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LHR
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Maryland to Heathrow

Keep the following information in mind while searching for Maryland to Heathrow flight deals. Data was last updated October 30, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$561
(KAYAK)

One-way from

$248
(Trip.com)

Popular in

June

Cheapest in

September

Average price

$675

Good round-trip deal

$679 or less

Good one-way deal

$446 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-London (LON) flights.
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From Maryland to London Heathrow
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One-way flight from Maryland to London Heathrow
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Highest demand for flights based on searches. 11% potential increase in price ($93 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Maryland to London Heathrow.
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Price to beat on a one-way flight from Maryland to London Heathrow.
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Find 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 October 30, 2025.

This KAYAK deal was found by Cheapflights users on 10/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:40 pmIAD - LHR
1 stop10h 10mIcelandair
Mon 11/178:35 pmLHR - IAD
1 stop26h 55mIcelandair
Deal found 10/28$561
This CheapOair deal was found by Cheapflights users on 10/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/99:00 pmIAD - LHR
1 stop11h 25mAer Lingus
Thu 12/1812:10 pmLHR - IAD
1 stop12h 20mAer Lingus
Deal found 10/29$562
This FlightHub deal was found by Cheapflights users on 10/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:40 pmIAD - LHR
1 stop18h 50mIcelandair
Tue 12/28:35 pmLHR - IAD
1 stop26h 55mIcelandair
Deal found 10/30$563
This Booking.com deal was found by Cheapflights users on 10/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/910:20 pmIAD - LHR
Nonstop7h 30mVirgin Atlantic
Tue 11/184:50 pmLHR - IAD
Nonstop8h 40mVirgin Atlantic
Deal found 10/30$566
This oojo deal was found by Cheapflights users on 10/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:30 pmIAD - LHR
1 stop12h 55mTAP AIR PORTUGAL
Tue 12/166:00 amLHR - IAD
1 stop13h 35mTAP AIR PORTUGAL
Deal found 10/30$567
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:40 pmIAD - LHR
1 stop18h 50mIcelandair
Wed 11/1212:15 pmLHR - IAD
1 stop11h 15mIcelandair
Deal found 10/28$568
This FlightHub deal was found by Cheapflights users on 10/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/295:30 pmIAD - LHR
1 stop24h 10mTAP AIR PORTUGAL
Sun 12/74:30 pmLHR - IAD
1 stop27h 45mTAP AIR PORTUGAL
Deal found 10/30$570
This KAYAK deal was found by Cheapflights users on 10/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:40 pmIAD - LHR
1 stop10h 10mIcelandair
Tue 12/238:35 pmLHR - IAD
1 stop26h 55mIcelandair
Deal found 10/28$571
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:40 pmIAD - LHR
1 stop18h 50mIcelandair
Fri 11/2112:15 pmLHR - IAD
1 stop11h 15mIcelandair
Deal found 10/29$572
This Gotogate deal was found by Cheapflights users on 10/29. 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.
Sun 11/912:55 pmDCA - LHR
2 stops37h 15mAir Canada
Tue 11/256:50 amLHR - DCA
2 stops20h 06mAir Canada
Deal found 10/29$573
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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.
Sat 12/68:30 pmIAD - LHR
2 stops15h 30mScandinavian Airlines
Wed 12/107:05 amLHR - IAD
2 stops15h 10mScandinavian Airlines
Deal found 10/28$574
This Scandinavian Airlines deal was found by Cheapflights users on 10/30. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1712:11 pmIAD - LHR
2 stops22h 49mScandinavian Airlines
Sat 11/226:40 amLHR - IAD
2 stops17h 10mScandinavian Airlines
Deal found 10/30$575

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 October 30, 2025.
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

Wed 12/31

10:20 pm-10:50 am

Nonstop7h 30m

London Heathrow

Wed 1/14

8:55 am-4:35 pm

1 stop12h 40m

$577

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sun 11/9

10:20 pm-10:50 am

Nonstop7h 30m

London Heathrow

Wed 11/19

6:20 am-4:35 pm

1 stop15h 15m

$577

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 11/12

10:20 pm-10:50 am

Nonstop7h 30m

London Heathrow

Wed 11/19

6:20 am-4:35 pm

1 stop15h 15m

$577

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Sun 11/23

10:08 am-6:50 am

1 stop15h 42m

London Heathrow

Tue 12/2

9:40 am-3:59 pm

1 stop11h 19m

$591

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Mon 11/3

2:26 pm-7:05 am

1 stop11h 39m

London Heathrow

Thu 11/27

10:00 am-9:15 pm

2 stops16h 15m

$593

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 12/3

10:47 am-6:50 am

2 stops15h 03m

London Heathrow

Tue 12/9

11:30 am-11:03 pm

2 stops16h 33m

$596

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Tue 11/11

2:16 pm-9:15 am

1 stop13h 59m

London Heathrow

Tue 11/18

2:45 pm-11:07 pm

1 stop13h 22m

$599

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Mon 11/24

2:59 pm-6:50 am

1 stop10h 51m

London Heathrow

Wed 12/3

1:05 pm-7:46 pm

1 stop11h 41m

$599

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Sun 11/23

2:35 pm-6:50 am

1 stop11h 15m

London Heathrow

Tue 12/2

8:55 am-7:32 pm

1 stop15h 37m

$599

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Thu 1/22

11:10 am-9:20 am

2 stops17h 10m

London Heathrow

Mon 2/2

6:40 am-10:11 pm

2 stops20h 31m

$601

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

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 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, January is the cheapest month in which you can book a flight from Maryland to London Heathrow Airport (average of $475). Flying from Maryland to London Heathrow Airport in June is currently the most expensive (average of $754). 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 October 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Maryland to London Heathrow Airport at noon. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight in the morning.

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 $577, Delta can have you in London Heathrow Airport from Maryland in 7h 30m. 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 Scandinavian Airlines ($279), JetBlue ($284), and Icelandair ($323).

  • 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 $384. While the most popular route (Washington, D.C. Dulles Intl - London Heathrow) can be booked for $411 on average, our data indicates $1,242 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, January is the cheapest month in which you can book a flight from Maryland to London Heathrow Airport (average of $475). Flying from Maryland to London Heathrow Airport in June is currently the most expensive (average of $754). 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
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone

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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 Luton flights
Seattle to Heathrow flights
Newark to Stansted flights
Atlanta to Heathrow flights
Miami to Heathrow flights
Boston to Gatwick flights
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Dulles Intl to Gatwick flights
Boston to London City flights
Orlando to Heathrow flights
Hobby to Heathrow flights
Los Angeles to Gatwick flights
Dulles Intl to London City flights
Philadelphia to Heathrow flights
Baltimore to Gatwick flights
San Francisco to Gatwick flights
LaGuardia to London City flights
Los Angeles to London City flights
Denver to Heathrow flights
Reagan-National to Gatwick flights
Boston to Stansted flights
George Bush Intcntl to Heathrow flights
Charlotte to Heathrow flights
San Francisco to London City flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
Minneapolis to Heathrow flights
Dulles Intl to Stansted flights
Sky Harbor Intl to Heathrow flights
Dallas/Fort Worth to Gatwick flights
Boston to Luton flights
Detroit to Heathrow flights
Seattle to Gatwick flights

Top 10 airlines flying from Maryland to Heathrow

Discover the top 10 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$429Average$521FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$475Average$577FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$506Average$913FlexibilityNo cancel feeOn-time69%
KLMCheapest$520Average$654FlexibilityNo cancel feeOn-time75%
Virgin AtlanticCheapest$520Average$792FlexibilityNo cancel feeOn-time72%
Aer LingusCheapest$554Average$952FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$583Average$774FlexibilityNo cancel feeOn-time77%
FinnairCheapest$599Average$760FlexibilityNo cancel feeOn-time76%
DeltaCheapest$609Average$877FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$630Average$823FlexibilityNo cancel feeOn-time70%

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