HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$337+ Cheap flights from Maryland to London (LON)

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 — LON
May 30 — Jun 61
Sat 5/30
Sat 6/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Maryland to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Maryland to London

Cheapest flights from Maryland to London
Explore the most affordable flight options available from Maryland to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2026.

This Ticket deal was found by Cheapflights users on 4/26. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/108:30 pm
BWI
-
LHR
1 stop10h 25m
Icelandair
Tue 5/191:05 pm
LHR
-
BWI
1 stop14h 10m
Icelandair
Deal found 4/26$704
This Norse 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:00 am
BWI
-
LGW
1 stop23h 00m
Multiple Airlines
Sat 9/122:00 pm
LGW
-
BWI
1 stop14h 51m
Multiple Airlines
Deal found 4/29$707
This oojo deal was found by Cheapflights users on 4/27. 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.
Mon 11/168:30 pm
IAD
-
LHR
1 stop17h 00m
Scandinavian Airlines
Wed 12/29:05 pm
LHR
-
IAD
2 stops25h 10m
Scandinavian Airlines
Deal found 4/27$710
This CrystalTravel deal was found by Cheapflights users on 4/26. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:40 pm
BWI
-
LGW
1 stop10h 15m
Icelandair
Sat 12/1211:55 am
LGW
-
BWI
1 stop11h 45m
Icelandair
Deal found 4/26$714
This Mytrip deal was found by Cheapflights users on 4/26. 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.
Sun 5/108:30 pm
IAD
-
STN
2 stops21h 50m
Multiple Airlines
Tue 5/197:10 am
STN
-
IAD
2 stops17h 10m
Multiple Airlines
Deal found 4/26$715
This KAYAK deal was found by Cheapflights users on 4/27. 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.
Wed 10/78:20 pm
IAD
-
LHR
2 stops31h 35m
Scandinavian Airlines
Sat 10/106:40 am
LHR
-
IAD
1 stop15h 20m
Scandinavian Airlines
Deal found 4/27$716
This Gotogate deal was found by Cheapflights users on 4/27. 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 stop14h 10m
Icelandair
Deal found 4/27$718
This Gotogate deal was found by Cheapflights users on 4/27. 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 9/238:30 pm
IAD
-
LHR
1 stop18h 50m
Icelandair
Sat 10/31:05 pm
LHR
-
IAD
1 stop11h 15m
Icelandair
Deal found 4/27$718
This Mytrip deal was found by Cheapflights users on 4/26. 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.
Mon 5/118:30 pm
IAD
-
STN
2 stops22h 50m
Multiple Airlines
Tue 5/2610:00 pm
STN
-
IAD
3 stops27h 29m
Multiple Airlines
Deal found 4/26$721
This deal was found by Cheapflights users on 4/26. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:30 pm
IAD
-
LGW
1 stop10h 15m
Icelandair
Tue 5/121:00 pm
LGW
-
IAD
1 stop11h 20m
Icelandair
Deal found 4/26$721
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 4/27. 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 11/297:40 pm
IAD
-
LGW
1 stop10h 15m
Icelandair
Wed 12/2311:55 am
LGW
-
IAD
1 stop11h 35m
Icelandair
Deal found 4/27$722

Find flight deals from Maryland to London

Keep the following information in mind while searching for Maryland to London flight deals. Data was last updated April 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$704
(Ticket)

One-way from

$337
(CrystalTravel)

Popular in

June

Cheapest in

January

Average price

$710

Good round-trip deal

$941 or less

Good one-way deal

$520 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 (LON)
Search Deals
One-way flight from Maryland to London (LON)
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($134 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 April 2026
Search Deals
Price to beat on a round-trip flight from Maryland to London (LON).
Search Deals
Price to beat on a one-way flight from Maryland to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland to London 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 April 30, 2026.
Use the filters below to find and compare flights from Maryland to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreLondon

BWI - LGW

BWILGW

Baltimore/Washington

Mon 5/25

7:10 am-10:00 am

1 stop21h 50m

London Gatwick

Mon 6/1

2:00 pm-9:15 am

1 stop24h 15m

$840

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Tue 5/12

12:31 pm-7:10 am

1 stop13h 39m

London Heathrow

Thu 5/21

6:30 am-7:16 pm

2 stops17h 46m

$867

BaltimoreLondon

BWI - LGW

BWILGW

Baltimore/Washington

Fri 5/8

1:43 pm-10:00 am

1 stop15h 17m

London Gatwick

Tue 5/26

2:00 pm-7:06 pm

1 stop34h 06m

$883

BaltimoreLondon

BWI - LGW

BWILGW

Baltimore/Washington

Sat 5/23

7:10 am-10:00 am

1 stop21h 50m

London Gatwick

Sat 5/30

2:00 pm-12:38 pm

1 stop27h 38m

$887

PhiladelphiaLondon

PHL - LHR

PHLLHR

Philadelphia

Tue 10/13

2:12 pm-4:00 pm

2 stops20h 48m

London Heathrow

Wed 10/21

6:40 am-10:38 pm

3 stops20h 58m

$889

PhiladelphiaLondon

PHL - LHR

PHLLHR

Philadelphia

Thu 8/27

9:40 am-9:20 am

2 stops18h 40m

London Heathrow

Mon 8/31

7:50 pm-7:58 pm

3 stops29h 08m

$915

BaltimoreLondon

BWI - LGW

BWILGW

Baltimore/Washington

Fri 5/8

3:26 pm-10:00 am

1 stop13h 34m

London Gatwick

Thu 6/4

2:00 pm-7:06 pm

1 stop34h 06m

$940

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Tue 7/14

10:15 pm-10:40 am

Nonstop7h 25m

London Heathrow

Tue 8/11

5:50 pm-2:20 pm

1 stop25h 30m

$941

PhiladelphiaLondon

PHL - LHR

PHLLHR

Philadelphia

Sat 8/15

5:15 pm-7:10 am

1 stop32h 55m

London Heathrow

Wed 8/19

4:05 pm-10:37 pm

1 stop11h 32m

$953

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Sun 5/3

3:35 pm-6:30 am

1 stop9h 55m

London Heathrow

Tue 5/12

8:40 am-5:46 pm

1 stop14h 06m

$959

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Maryland to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

The best time to book flights from Maryland to London is 59 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, September is the cheapest month in which you can book a flight from Maryland to London (average of $221). Flying from Maryland to London in June is currently the most expensive (average of $650). 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 LON?

Find hourly flight availability from Maryland to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 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 as you normally would.

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

Related info for your journey

Find useful and relevant information for your journey from Maryland to London. 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?

    A quick flight from Maryland to London can take about 7h 25m. Delta provides one of the quickest options available for as low as $941. The distance between Maryland and London is about 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 one-way?

    $202 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on British Airways and Iberia, with prices starting from $357 and $363, respectively.

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

    The most popular route from Maryland to London 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?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Maryland to London on time: American Airlines (73%), Aer Lingus (73%), Finnair (73%).

  • What are the cheapest flights from Maryland to London?

    On average you can expect to pay $1,349 for a flight from Maryland to London. The cheapest flight overall is $369 while the most popular route, (Washington, D.C. Dulles Intl - London Heathrow) is currently priced at $641.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Maryland to London 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?

    Currently, September is the cheapest month in which you can book a flight from Maryland to London (average of $221). Flying from Maryland to London in June is currently the most expensive (average of $650). 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?

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

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 London

Discover the top 8 airlines that operate flights from Maryland to London. 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 April 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$462Average$886FlexibilityNo cancel feeOn-time69%
Virgin AtlanticCheapest$471Average$709FlexibilityNo cancel feeOn-time72%
IcelandairCheapest$479Average$647FlexibilityNo 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%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights