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Cheap flights from Maryland to London from £159

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maryland to London departing on 14/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

Brussels Airlines Logo
17:35 - 17:05IAD-LHR
18h 30m1 stop
Brussels Airlines Logo
07:45 - 13:30LHR-IAD
10h 45m1 stop
£211Brussels Airlines
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Wed, 3 Sep - Wed, 10 Sep
TAP AIR PORTUGAL Logo
22:30 - 22:40IAD-LHR
19h 10m1 stop
TAP AIR PORTUGAL Logo
18:30 - 15:15LHR-IAD
25h 45m1 stop
£309TAP AIR PORTUGAL
Find Deal
Fri, 28 Nov - Wed, 28 Jan
TAP AIR PORTUGAL Logo
22:20 - 17:45IAD-LHR
14h 25m1 stop
TAP AIR PORTUGAL Logo
18:45 - 15:20LHR-IAD
25h 35m1 stop
£313TAP AIR PORTUGAL
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Tue, 23 Sep - Wed, 8 Oct
Scandinavian Airlines Logo
22:05 - 16:00IAD-LHR
12h 55m1 stop
Scandinavian Airlines Logo
06:40 - 19:59LHR-IAD
18h 19m2 stops
£335Scandinavian Airlines
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Sat, 18 Oct - Mon, 20 Oct
Scandinavian Airlines Logo
22:05 - 08:55IAD-LHR
29h 50m2 stops
Scandinavian Airlines Logo
06:40 - 19:59LHR-IAD
18h 19m1 stop
£337Scandinavian Airlines
Find Deal
Sun, 21 Sep - Wed, 24 Sep
Icelandair Logo
20:30 - 20:20IAD-LHR
18h 50m1 stop
Icelandair Logo
13:05 - 19:20LHR-IAD
11h 15m1 stop
£340Icelandair
Find Deal
Tue, 16 Sep - Tue, 23 Sep
British Airways Logo
22:15 - 10:20PHL-LHR
7h 05mdirect
British Airways Logo
06:30 - 14:45LHR-PHL
12h 15m1 stop
£348British Airways
Find Deal
Sun, 19 Oct - Fri, 31 Oct
British Airways Logo
22:15 - 10:20PHL-LHR
7h 05mdirect
British Airways Logo
06:30 - 14:45LHR-PHL
12h 15m1 stop
£349British Airways
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Sun, 19 Oct - Fri, 31 Oct
Lufthansa Logo
22:25 - 10:40IAD-LHR
7h 15mdirect
Lufthansa Logo
06:50 - 13:30LHR-IAD
11h 40m1 stop
£349Lufthansa
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Sun, 7 Sep - Thu, 18 Sep
Icelandair Logo
20:30 - 20:20BWI-LHR
18h 50m1 stop
Icelandair Logo
21:25 - 19:25LHR-BWI
27h 00m1 stop
£367Icelandair
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Fri, 3 Oct - Mon, 13 Oct

Scandinavian Airlines flights from Maryland to London Heathrow Airport

Our best Scandinavian Airlines deals on Maryland to London Heathrow Airport flight tickets
Scandinavian Airlines
18 Oct
IAD22:05Washington, D.C. Dulles Intl
12h 55m
1 stop
LHR16:00London Heathrow
20 Oct
LHR06:40London Heathrow
18h 19m
2 stops
IAD19:59Washington, D.C. Dulles Intl
£335
Find similar
Scandinavian Airlines
21 Sept
IAD22:05Washington, D.C. Dulles Intl
29h 50m
2 stops
LHR08:55London Heathrow
24 Sept
LHR06:40London Heathrow
18h 19m
1 stop
IAD19:59Washington, D.C. Dulles Intl
£337
Find similar
Scandinavian Airlines
11 Oct
IAD22:05Washington, D.C. Dulles Intl
29h 50m
2 stops
LHR08:55London Heathrow
14 Oct
LHR07:05London Heathrow
17h 54m
2 stops
IAD19:59Washington, D.C. Dulles Intl
£343
Find similar

Icelandair flights from Maryland to London Heathrow Airport

Our best Icelandair deals on Maryland to London Heathrow Airport flight tickets
Icelandair
16 Sept
IAD20:30Washington, D.C. Dulles Intl
18h 50m
1 stop
LHR20:20London Heathrow
23 Sept
LHR13:05London Heathrow
11h 15m
1 stop
IAD19:20Washington, D.C. Dulles Intl
£340
Find similar
Icelandair
3 Oct
BWI20:30Baltimore/Washington
18h 50m
1 stop
LHR20:20London Heathrow
13 Oct
LHR21:25London Heathrow
27h 00m
1 stop
BWI19:25Baltimore/Washington
£367
Find similar
Icelandair
17 Oct
BWI20:30Baltimore/Washington
10h 25m
1 stop
LHR11:55London Heathrow
26 Oct
LHR20:35London Heathrow
26h 55m
1 stop
BWI19:30Baltimore/Washington
£368
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momondo Fare Finder

 
Customise your flight search to find flights from Maryland to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 5 August 2025.
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

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 3/9

17:35-17:05

1 stop18h 30m

London Heathrow

Wed 10/9

07:45-13:30

1 stop10h 45m

£211

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Fri 28/11

22:30-22:40

1 stop19h 10m

London Heathrow

Wed 28/1

18:30-15:15

1 stop25h 45m

£309

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Tue 23/9

22:20-17:45

1 stop14h 25m

London Heathrow

Wed 8/10

18:45-15:20

1 stop25h 35m

£313

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sat 18/10

22:05-16:00

1 stop12h 55m

London Heathrow

Mon 20/10

06:40-19:59

2 stops18h 19m

£335

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sun 21/9

22:05-08:55

2 stops29h 50m

London Heathrow

Wed 24/9

06:40-19:59

1 stop18h 19m

£337

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Tue 16/9

20:30-20:20

1 stop18h 50m

London Heathrow

Tue 23/9

13:05-19:20

1 stop11h 15m

£340

PhiladelphiaLondon

PHL - LHR

PHLLHR

Philadelphia

Sun 19/10

22:15-10:20

Nonstop7h 05m

London Heathrow

Fri 31/10

06:30-14:45

1 stop12h 15m

£348

PhiladelphiaLondon

PHL - LHR

PHLLHR

Philadelphia

Sun 19/10

22:15-10:20

Nonstop7h 05m

London Heathrow

Fri 31/10

06:30-14:45

1 stop12h 15m

£349

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sun 7/9

22:25-10:40

Nonstop7h 15m

London Heathrow

Thu 18/9

06:50-13:30

1 stop11h 40m

£349

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Fri 3/10

20:30-20:20

1 stop18h 50m

London Heathrow

Mon 13/10

21:25-19:25

1 stop27h 00m

£367

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Maryland to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Maryland to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £510. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Maryland averaging around £513.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Maryland is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £545. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £632.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Maryland to London Heathrow Airport in the evening for as low as £571. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £595 on average. Flights to London Heathrow Airport from Maryland in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Maryland to London Heathrow flight route?

Fly from Baltimore/Washington to London Heathrow for the best Maryland - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Maryland when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £580 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Maryland for as low as £531 on momondo.

What cabin class options are available on Maryland to London Heathrow flights?

There are 3 cabin classes available to choose from on Maryland to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Maryland to London Heathrow Airport flights?

You could potentially save up to 45% on your flight if you consider stops on a Maryland to London Heathrow Airport flight.

Cheap Maryland to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to London Heathrow Airport

Best price found

£159

Fastest flight time

7h 00m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Maryland in the past 72 hours is £159. The best return flight deal from Maryland to London Heathrow Airport found on momondo in the last 72 hours is £211.
The fastest flight from Maryland to London Heathrow Airport takes 7h 00m
Direct flights go from Maryland to London Heathrow Airport every day.
Search flight deals

  • When did momondo last update prices for flights from Maryland to London Heathrow Airport?

    Prices for flights from Maryland to London Heathrow Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Maryland to London Heathrow Airport?

  • How old do you have to be to fly from Maryland to London Heathrow Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Maryland to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Maryland to London Heathrow Airport?

Best airlines flying from Maryland to London Heathrow Airport

Compare and see reviews for airlines that fly from Maryland to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £361Free CancellationRating
7.0
524 reviews
Search Icelandair flights
IberiaPriceFrom £419Free CancellationRating
7.0
2,865 reviews
Search Iberia flights
British AirwaysPriceFrom £469Free CancellationRating
6.6
7,235 reviews
Search British Airways flights
American AirlinesPriceFrom £499Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Travelling to a place near London?

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Eastbourne
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Swindon
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Gatwick
Stratford-upon-Avon
Ipswich
Ilford
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Colchester
Dartford
Swanage
Hounslow
Worthing
Dover

Why use momondo?

Why should I use momondo to find a flight deal from Maryland to London?

It is quick and easy to find Maryland to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Maryland to London with flexible booking policies on momondo?

All flight searches from Maryland to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Maryland to London?

momondo helps you find the best flight between Maryland and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Maryland to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Maryland to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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