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Cheap flights from Maryland to London from £185

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 20/1. 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

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:40 - 19:55
IAD
-
LHR
19h 15m2 stops
Multiple Airlines Logo
06:40 - 18:30
LHR
-
IAD
16h 50m2 stops
£432Multiple Airlines
Tue, 3 Feb - Tue, 10 Feb
Scandinavian Airlines Logo
20:30 - 09:35
IAD
-
LHR
32h 05m2 stops
Scandinavian Airlines Logo
18:40 - 18:50
LHR
-
IAD
29h 10m1 stop
£433Scandinavian Airlines
Sat, 17 Jan - Fri, 23 Jan
Icelandair Logo
19:40 - 19:30
IAD
-
LHR
18h 50m1 stop
Icelandair Logo
12:15 - 18:30
LHR
-
IAD
11h 15m1 stop
£433Icelandair
Tue, 6 Jan - Wed, 14 Jan
Multiple Airlines Logo
17:17 - 11:15
IAD
-
LHR
12h 58m1 stop
Multiple Airlines Logo
13:30 - 20:15
LHR
-
IAD
11h 45m1 stop
£434Multiple Airlines
Fri, 16 Jan - Mon, 19 Jan
SWISS Logo
17:25 - 11:15
IAD
-
LHR
12h 50m1 stop
SWISS Logo
20:05 - 16:40
LHR
-
IAD
25h 35m1 stop
£436SWISS
Mon, 12 Jan - Mon, 19 Jan
SWISS Logo
17:25 - 17:50
IAD
-
LHR
19h 25m1 stop
SWISS Logo
06:00 - 15:10
LHR
-
IAD
14h 10m1 stop
£437SWISS
Thu, 15 Jan - Tue, 20 Jan
Icelandair Logo
19:40 - 19:30
BWI
-
LHR
18h 50m1 stop
Icelandair Logo
20:35 - 19:40
LHR
-
BWI
27h 05m1 stop
£438Icelandair
Wed, 4 Mar - Sun, 8 Mar
TAP AIR PORTUGAL Logo
22:30 - 17:30
IAD
-
LHR
14h 00m1 stop
TAP AIR PORTUGAL Logo
16:30 - 16:15
LHR
-
IAD
27h 45m1 stop
£438TAP AIR PORTUGAL
Fri, 6 Mar - Sun, 15 Mar
JetBlue Logo
06:00 - 20:45
DCA
-
LHR
10h 45m1 stop
JetBlue Logo
12:20 - 22:59
LHR
-
DCA
14h 39m1 stop
£440JetBlue
Mon, 9 Mar - Thu, 12 Mar
JetBlue Logo
06:00 - 20:45
DCA
-
LHR
9h 45m1 stop
JetBlue Logo
09:20 - 16:19
LHR
-
DCA
11h 59m1 stop
£445JetBlue
Fri, 16 Jan - Fri, 23 Jan

Scandinavian Airlines flights from Maryland to London Heathrow Airport

Our best Scandinavian Airlines deals on Maryland to London Heathrow Airport flight tickets
Scandinavian Airlines
17 Jan
IAD20:30Washington, D.C. Dulles Intl
32h 05m
2 stops
LHR09:35London Heathrow
23 Jan
LHR18:40London Heathrow
29h 10m
1 stop
IAD18:50Washington, D.C. Dulles Intl
£433
Find similar
Scandinavian Airlines
24 Apr
IAD20:20Washington, D.C. Dulles Intl
15h 05m
2 stops
LHR16:25London Heathrow
3 May
LHR21:05London Heathrow
24h 45m
2 stops
IAD16:50Washington, D.C. Dulles Intl
£435
Find similar
Scandinavian Airlines
14 Mar
IAD21:30Washington, D.C. Dulles Intl
17h 00m
1 stop
LHR18:30London Heathrow
18 Mar
LHR10:20London Heathrow
11h 55m
1 stop
IAD18:15Washington, D.C. Dulles Intl
£436
Find similar

Icelandair flights from Maryland to London Heathrow Airport

Our best Icelandair deals on Maryland to London Heathrow Airport flight tickets
Icelandair
6 Jan
IAD19:40Washington, D.C. Dulles Intl
18h 50m
1 stop
LHR19:30London Heathrow
13 Jan
LHR12:15London Heathrow
11h 15m
1 stop
IAD18:30Washington, D.C. Dulles Intl
£433
Find similar
Icelandair
30 Dec
IAD19:40Washington, D.C. Dulles Intl
10h 10m
1 stop
LHR10:50London Heathrow
13 Jan
LHR12:15London Heathrow
11h 15m
1 stop
IAD18:30Washington, D.C. Dulles Intl
£435
Find similar
Icelandair
4 Mar
BWI19:40Baltimore/Washington
18h 50m
1 stop
LHR19:30London Heathrow
8 Mar
LHR20:35London Heathrow
27h 05m
1 stop
BWI19:40Baltimore/Washington
£438
Find similar

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 21 December 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

Tue 3/2

19:40-19:55

2 stops19h 15m

London Heathrow

Tue 10/2

06:40-18:30

2 stops16h 50m

£432

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sat 17/1

20:30-09:35

2 stops32h 05m

London Heathrow

Fri 23/1

18:40-18:50

1 stop29h 10m

£433

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Tue 6/1

19:40-19:30

1 stop18h 50m

London Heathrow

Wed 14/1

12:15-18:30

1 stop11h 15m

£433

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Fri 16/1

17:17-11:15

1 stop12h 58m

London Heathrow

Mon 19/1

13:30-20:15

1 stop11h 45m

£434

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Mon 12/1

17:25-11:15

1 stop12h 50m

London Heathrow

Mon 19/1

20:05-16:40

1 stop25h 35m

£436

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Thu 15/1

17:25-17:50

1 stop19h 25m

London Heathrow

Tue 20/1

06:00-15:10

1 stop14h 10m

£437

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 4/3

19:40-19:30

1 stop18h 50m

London Heathrow

Sun 8/3

20:35-19:40

1 stop27h 05m

£438

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Fri 6/3

22:30-17:30

1 stop14h 00m

London Heathrow

Sun 15/3

16:30-16:15

1 stop27h 45m

£438

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Mon 9/3

06:00-20:45

1 stop10h 45m

London Heathrow

Thu 12/3

12:20-22:59

1 stop14h 39m

£440

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Fri 16/1

06:00-20:45

1 stop9h 45m

London Heathrow

Fri 23/1

09:20-16:19

1 stop11h 59m

£445

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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, August 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 £492. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Maryland averaging around £492.

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 £529. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Friday is £606.

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 afternoon. momondo users have found flights departing from Maryland to London Heathrow Airport in the afternoon for as low as £562. 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 evening when prices are £576 on average. Flights to London Heathrow Airport from Maryland in the evening 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 £563 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 £525 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 13% 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

£2,097

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 £2,097. The best return flight deal from Maryland to London Heathrow Airport found on momondo in the last 72 hours is £478.
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 £378Free CancellationRating
7.0
592 reviews
Search Icelandair flights
British AirwaysPriceFrom £449Free CancellationRating
6.7
7,600 reviews
Search British Airways flights
American AirlinesPriceFrom £513Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Northampton
Swindon
Stratford-upon-Avon
Southend-on-Sea
Canterbury
Ipswich
Ilford
Poole
Guildford
Swanage
Hayes
Chelmsford
Dover
Worthing

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.

An easier way to manage your London Heathrow Airport trip

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