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$431+ Cheap flights from London (LON) to Maryland

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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BWI
Aug 31 — Sep 71
Mon 8/31
Mon 9/7
1 adult, Economy
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Cheap flight deals from London to Maryland

Cheapest flights from London to Maryland
Explore the most affordable flight options available from London to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.

This Super.com deal was found by Cheapflights users on 7/31. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:40 pm
LGW
-
IAD
1 stop11h 35m
Icelandair
Thu 9/108:30 pm
IAD
-
LGW
1 stop13h 10m
Icelandair
Deal found 7/31$581
This Icelandair deal was found by Cheapflights users on 7/31. 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 8/319:25 pm
LHR
-
IAD
1 stop29h 50m
Icelandair
Tue 9/88:30 pm
IAD
-
LHR
1 stop10h 25m
Icelandair
Deal found 7/31$582
This deal was found by Cheapflights users on 7/29. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:05 pm
LHR
-
IAD
Nonstop8h 15m
British Airways
Sun 11/16:05 pm
IAD
-
LHR
Nonstop7h 10m
British Airways
Deal found 7/29$583
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/313:40 pm
LGW
-
IAD
1 stop32h 40m
Icelandair
Mon 9/78:30 pm
IAD
-
LGW
1 stop10h 15m
Icelandair
Deal found 7/31$583
This Icelandair deal was found by Cheapflights users on 7/29. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:05 pm
LHR
-
IAD
1 stop11h 15m
Icelandair
Mon 9/218:30 pm
IAD
-
LHR
1 stop10h 25m
Icelandair
Deal found 7/29$584
This Gotogate deal was found by Cheapflights users on 7/29. 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 8/243:40 pm
LGW
-
IAD
1 stop32h 40m
Icelandair
Sat 9/1911:20 pm
IAD
-
LGW
1 stop10h 15m
Icelandair
Deal found 7/29$584
This TravelUp deal was found by Cheapflights users on 8/1. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:40 am
LHR
-
IAD
1 stop13h 05m
Multiple Airlines
Mon 9/710:15 pm
IAD
-
LHR
Nonstop7h 25m
Multiple Airlines
Deal found 8/1$585
This FlightHub deal was found by Cheapflights users on 7/31. 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.
Tue 9/11:00 pm
LGW
-
IAD
1 stop11h 20m
Icelandair
Thu 9/108:30 pm
IAD
-
LGW
1 stop13h 10m
Icelandair
Deal found 7/31$585
This Icelandair deal was found by Cheapflights users on 7/29. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:25 pm
LHR
-
IAD
1 stop26h 55m
Icelandair
Fri 9/258:30 pm
IAD
-
LHR
1 stop10h 25m
Icelandair
Deal found 7/29$586
This Globehunters deal was found by Cheapflights users on 8/1. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:00 am
LHR
-
IAD
1 stop13h 00m
Austrian Airlines
Thu 9/244:02 pm
IAD
-
LHR
1 stop11h 28m
Austrian Airlines
Deal found 8/1$587
This TravelUp deal was found by Cheapflights users on 7/31. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:00 pm
LGW
-
IAD
1 stop11h 20m
Icelandair
Mon 8/318:30 pm
IAD
-
LGW
1 stop13h 10m
Icelandair
Deal found 7/31$587
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:00 am
LHR
-
IAD
1 stop14h 25m
SWISS
Tue 10/208:20 pm
IAD
-
LHR
1 stop15h 05m
SWISS
Deal found 7/30$588

Find flight deals from London to Maryland

Keep the following information in mind while searching for London to Maryland flight deals. Data was last updated August 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$581
(Super.com)

One-way from

$431
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$744

Good round-trip deal

$737 or less

Good one-way deal

$492 or less
Provider with most accurate pricing for London (LON)-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Washington, D.C. (WAS) flights.
Search Deals
From London (LON) to Maryland
Search Deals
One-way flight from London (LON) to Maryland
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Maryland.
Search Deals
Price to beat on a one-way flight from London (LON) to Maryland.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Maryland 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 August 1, 2026.
Use the filters below to find and compare flights from London to Maryland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Fri 9/4

8:00 am-2:30 pm

2 stops35h 30m

Washington, D.C. Dulles Intl

Mon 9/7

4:30 pm-7:05 pm

2 stops21h 35m

$600

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Wed 1/6

8:50 am-3:35 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Wed 1/20

9:55 pm-10:10 am

Nonstop7h 15m

$605

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Tue 9/15

1:40 pm-3:10 pm

2 stops30h 30m

Washington, D.C. Dulles Intl

Tue 9/22

10:35 pm-11:45 pm

2 stops20h 10m

$608

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Fri 9/11

6:50 am-1:30 pm

1 stop11h 40m

Washington, D.C. Dulles Intl

Sat 9/26

8:33 am-6:30 am

2 stops16h 57m

$628

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Fri 8/28

4:40 pm-8:00 pm

Nonstop8h 20m

Washington, D.C. Dulles Intl

Sat 9/5

6:30 pm-6:55 am

Nonstop7h 25m

$631

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Fri 10/30

6:00 am-3:10 pm

1 stop13h 10m

Washington, D.C. Dulles Intl

Tue 11/3

6:10 pm-2:05 pm

1 stop14h 55m

$633

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Thu 8/27

12:15 pm-3:30 pm

Nonstop8h 15m

Washington, D.C. Dulles Intl

Sat 9/5

6:30 pm-6:55 am

Nonstop7h 25m

$639

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Wed 12/16

12:05 pm-3:40 pm

Nonstop8h 35m

Washington, D.C. Dulles Intl

Sun 1/3

10:44 pm-9:10 am

1 stop29h 26m

$643

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 9/2

5:25 pm-11:33 pm

1 stop11h 08m

Washington, D.C. Reagan-National

Tue 9/8

5:39 pm-7:50 am

1 stop9h 11m

$649

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Thu 10/1

3:40 pm-10:15 pm

1 stop11h 35m

Baltimore/Washington

Mon 10/5

8:30 pm-2:40 pm

1 stop13h 10m

$652

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from London to Maryland

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

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

Currently, February is the cheapest month in which you can book a flight from London to Maryland (average of $637). Flying from London to Maryland in June is currently the most expensive (average of $859). 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 LON to MD?

Find hourly flight availability from London to Maryland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2026.

When flying from London to Maryland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.
London to Maryland flights typically cost between $677 and $872 in October.
The cheapest round-trip price found within the last 5 days was $647 on Icelandair (Oct 5-Oct 19).

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

Booking 79 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Maryland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Maryland

Get insights into the airlines that provide service to Maryland. 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 Maryland. Reviews last updated August 1, 2026.
Get a feel of what it's like to fly with American Airlines,Icelandair, andBritish Airways from London to Maryland by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,845 reviews

Entertainment

6.8

Food

6.4

Comfort

7.2

Boarding

7.5

Overall

7.1

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
American Airlines
7.1
Good
11,845 reviews
American Airlines
7.1
Good
11,845 reviews

Entertainment

6.8

Food

6.4

Comfort

7.2

Boarding

7.5

Overall

7.1

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
Icelandair
7.0
Good
716 reviews
American Airlines
7.1
Good
11,845 reviews

Entertainment

6.8

Food

6.4

Comfort

7.2

Boarding

7.5

Overall

7.1

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
British Airways
6.7
Okay
8,136 reviews
American Airlines
7.1
Good
11,845 reviews

Entertainment

6.8

Food

6.4

Comfort

7.2

Boarding

7.5

Overall

7.1

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

Related info for your journey

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

    A quick flight from London to Maryland can take about 11h 40m. British Airways provides one of the quickest options available for as low as $628. There are 3664 mi between London and Maryland. This flight may include one or multiple stops.

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

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $419. Users have also found prices from $431 and $477 on Aer Lingus and British Airways, respectively.

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

    While some choose either London Heathrow - Baltimore/Washington or London Gatwick - Washington, D.C. Dulles Intl, London Heathrow - Washington, D.C. Dulles Intl is the most popular route from London to Maryland.

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

    Before booking your flight to Maryland from London, check out the most reliable airlines to get you to your destination on time: American Airlines (66%), Aer Lingus (66%), Finnair( 66%).

  • What are the cheapest flights from London to Maryland?

    While on average a flight from London to Maryland is generally $1,018, our data shows the cheapest flight currently is $462. When looking at the most popular route, (London Heathrow - Washington, D.C. Dulles Intl), you can expect to pay $474 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to Maryland 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 London to Maryland?

    Currently, February is the cheapest month in which you can book a flight from London to Maryland (average of $637). Flying from London to Maryland in June is currently the most expensive (average of $859). 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

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 3 airlines flying from London to Maryland

Discover the top 3 airlines that operate flights from London to Maryland. 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 August 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$544Average$636FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$569Average$872FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$680Average$792FlexibilityNo cancel feeOn-time70%

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