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$230+ 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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LHR
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$516
(Mytrip)

One-way from

$230
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$673

Good round-trip deal

$693 or less

Good one-way deal

$479 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. 14% potential increase in price ($128 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 26, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/286:50 pmBWI - LHR
2 stops19h 00mMultiple Airlines
Tue 5/209:25 pmLHR - BWI
1 stop25h 15mMultiple Airlines
Deal found 3/25$549
This oojo deal was found by Cheapflights users on 3/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/278:30 pmBWI - LHR
1 stop18h 50mIcelandair
Tue 5/61:05 pmLHR - BWI
1 stop11h 20mIcelandair
Deal found 3/25$550
This Gotogate deal was found by Cheapflights users on 3/25. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2110:05 pmIAD - LHR
1 stop18h 35mScandinavian Airlines
Tue 4/297:05 amLHR - IAD
2 stops17h 54mScandinavian Airlines
Deal found 3/25$589
This JetBlue Airways deal was found by Cheapflights users on 3/25. 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 JetBlue Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2512:29 pmDCA - LHR
1 stop13h 26mJetBlue
Sun 3/308:15 amLHR - DCA
1 stop17h 44mJetBlue
Deal found 3/25$590
This Gotogate deal was found by Cheapflights users on 3/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/223:55 pmIAD - LHR
1 stop9h 35mMultiple Airlines
Tue 4/297:30 pmLHR - IAD
1 stop24h 05mMultiple Airlines
Deal found 3/24$593
This Gotogate deal was found by Cheapflights users on 3/25. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/28:30 pmIAD - LHR
1 stop10h 25mIcelandair
Wed 4/239:25 pmLHR - IAD
1 stop26h 55mIcelandair
Deal found 3/25$597
This Iberia deal was found by Cheapflights users on 3/24. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/49:20 pmBWI - LHR
Nonstop7h 15mIberia
Tue 5/134:35 pmLHR - BWI
Nonstop8h 00mIberia
Deal found 3/24$607
This The Travel House deal was found by Cheapflights users on 3/25. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/217:00 amDCA - LHR
1 stop21h 30mIcelandair
Fri 4/2511:55 amLHR - DCA
1 stop14h 04mIcelandair
Deal found 3/25$615
This Bravofly deal was found by Cheapflights users on 3/25. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/218:25 pmIAD - LHR
1 stop9h 45mAer Lingus
Tue 4/299:50 amLHR - IAD
1 stop11h 00mAer Lingus
Deal found 3/25$617
This Gotogate deal was found by Cheapflights users on 3/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/3010:20 pmIAD - LHR
1 stop15h 30mTAP AIR PORTUGAL
Thu 4/108:00 amLHR - IAD
1 stop17h 50mTAP AIR PORTUGAL
Deal found 3/24$620
This United Airlines deal was found by Cheapflights users on 3/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:30 pmIAD - LHR
Nonstop7h 25mUnited Airlines
Tue 5/131:45 pmLHR - IAD
1 stop31h 30mUnited Airlines
Deal found 3/24$621
This Cheapflightsfares deal was found by Cheapflights users on 3/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/224:35 pmIAD - LHR
1 stop11h 55mIberia
Tue 4/295:00 pmLHR - IAD
Nonstop8h 10mIberia
Deal found 3/24$623

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 March 26, 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

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Mon 4/28

6:50 pm-6:50 pm

2 stops19h 00m

London Heathrow

Tue 5/20

9:25 pm-5:40 pm

1 stop25h 15m

$549

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Sun 4/27

8:30 pm-8:20 pm

1 stop18h 50m

London Heathrow

Tue 5/6

1:05 pm-7:25 pm

1 stop11h 20m

$550

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Mon 4/7

10:05 pm-4:00 pm

1 stop12h 55m

London Heathrow

Tue 4/15

6:40 am-7:59 pm

1 stop18h 19m

$587

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Fri 5/2

8:30 pm-8:20 pm

1 stop18h 50m

London Heathrow

Mon 6/9

9:25 pm-10:10 pm

1 stop29h 45m

$588

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Tue 4/29

5:40 pm-6:15 am

Nonstop7h 35m

London Heathrow

Wed 5/7

12:45 pm-3:45 pm

Nonstop8h 00m

$589

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Tue 4/29

9:00 am-6:30 am

1 stop16h 30m

London Heathrow

Tue 9/30

8:15 am-6:44 pm

1 stop15h 29m

$593

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Mon 4/7

2:40 pm-6:35 am

1 stop10h 55m

London Heathrow

Tue 4/15

6:00 am-2:35 pm

1 stop13h 35m

$604

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Sun 5/4

9:20 pm-9:35 am

Nonstop7h 15m

London Heathrow

Tue 5/13

4:35 pm-7:35 pm

Nonstop8h 00m

$607

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Mon 4/7

5:50 pm-6:20 am

Nonstop7h 30m

London Heathrow

Tue 4/15

9:00 am-4:20 pm

1 stop12h 20m

$611

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 4/23

5:20 pm-8:00 am

1 stop9h 40m

London Heathrow

Wed 4/30

9:50 am-3:50 pm

1 stop11h 00m

$619

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

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, November is the cheapest month in which you can book a flight from Maryland to London Heathrow Airport (average of $661). Flying from Maryland to London Heathrow Airport in June is currently the most expensive (average of $1,115). 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 March 26, 2025.

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.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated March 26, 2025.
To help decide which airline to fly from Maryland to London, see what other customers have to say about Delta, KLM and Finnair. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,891 reviews

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,891 reviews
Delta
8.0
Very good
7,891 reviews

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very good
7,891 reviews

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very good
7,891 reviews

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,569 reviews
Delta
8.0
Very good
7,891 reviews

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,423 reviews
Delta
8.0
Very good
7,891 reviews

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • 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 ($240), JetBlue ($249), and TAP AIR PORTUGAL ($293).

  • 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 (65%), Aer Lingus (65%) or Finnair (65%) 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 $403. While the most popular route (Washington, D.C. Dulles Intl - London Heathrow) can be booked for $504 on average our data indicates $1,968 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, November is the cheapest month in which you can book a flight from Maryland to London Heathrow Airport (average of $661). Flying from Maryland to London Heathrow Airport in June is currently the most expensive (average of $1,115). 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 Maryland?

Book flights to Maryland if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Luton
Wembley
Harrow
Horley
Canterbury
Gatwick
Dover
Orpington
Watford
Milton Keynes
Northampton
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

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.
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Top 9 airlines flying from Maryland to Heathrow

Discover the top 9 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$400Average$521FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$474Average$604FlexibilityNo cancel feeOn-time76%
DeltaCheapest$561Average$904FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$582Average$765FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$582Average$831FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$601Average$988FlexibilityNo cancel feeOn-time69%
FinnairCheapest$603Average$771FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$634Average$852FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$638Average$969FlexibilityNo cancel feeOn-time71%
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