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Cheap flights from Baltimore to London from $264

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to London departing on 2/8. 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 round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
8:30 pm - 11:55 am
BWI
-
LHR
10h 25m1 stop
Icelandair Logo
1:05 pm - 7:25 pm
LHR
-
BWI
11h 20m1 stop
$516Icelandair
Tue, Apr 14 - Fri, Apr 24
Icelandair Logo
8:30 pm - 11:55 am
BWI
-
LHR
10h 25m1 stop
Icelandair Logo
1:05 pm - 10:30 pm
LHR
-
BWI
14h 25m1 stop
$517Icelandair
Mon, Apr 6 - Sat, Apr 11
Icelandair Logo
8:30 pm - 8:20 pm
BWI
-
LHR
18h 50m1 stop
Icelandair Logo
1:05 pm - 10:30 pm
LHR
-
BWI
14h 25m1 stop
$519Icelandair
Tue, Apr 21 - Sat, May 2
Icelandair Logo
7:40 pm - 7:30 pm
BWI
-
LHR
18h 50m1 stop
Icelandair Logo
12:15 pm - 6:40 pm
LHR
-
BWI
11h 25m1 stop
$521Icelandair
Fri, Jan 23 - Sun, Feb 1
Icelandair Logo
7:40 pm - 7:30 pm
BWI
-
LHR
18h 50m1 stop
Icelandair Logo
12:15 pm - 6:40 pm
LHR
-
BWI
11h 25m1 stop
$523Icelandair
Sun, Jan 18 - Tue, Jan 27
Icelandair Logo
7:40 pm - 10:50 am
BWI
-
LHR
10h 10m1 stop
Icelandair Logo
8:35 pm - 6:40 pm
LHR
-
BWI
27h 05m1 stop
$525Icelandair
Sun, Jan 18 - Mon, Jan 26
Icelandair Logo
8:30 pm - 11:55 am
BWI
-
LHR
10h 25m1 stop
Icelandair Logo
1:05 pm - 10:30 pm
LHR
-
BWI
14h 25m1 stop
$527Icelandair
Fri, May 1 - Sat, May 9
Icelandair Logo
7:40 pm - 10:50 am
BWI
-
LHR
10h 10m1 stop
Icelandair Logo
12:15 pm - 6:40 pm
LHR
-
BWI
11h 25m1 stop
$528Icelandair
Fri, Jan 30 - Wed, Feb 4
Icelandair Logo
7:40 pm - 10:50 am
BWI
-
LHR
10h 10m1 stop
Icelandair Logo
8:35 pm - 6:40 pm
LHR
-
BWI
27h 05m1 stop
$530Icelandair
Thu, Jan 29 - Mon, Feb 9
Icelandair Logo
11:35 pm - 8:20 pm
BWI
-
LHR
15h 45m1 stop
Icelandair Logo
1:05 pm - 7:25 pm
LHR
-
BWI
11h 20m1 stop
$533Icelandair
Thu, Apr 30 - Wed, May 13

British Airways flights from Baltimore to London Heathrow Airport

Our best British Airways deals on Baltimore to London Heathrow Airport flight tickets
British Airways
Jan 14
BWI11:13 amBaltimore/Washington
19h 47m
1 stop
LHR12:00 pmLondon Heathrow
Feb 24
LHR7:30 amLondon Heathrow
18h 46m
2 stops
BWI9:16 pmBaltimore/Washington
$571
British Airways
Mar 3
BWI8:35 pmBaltimore/Washington
7h 05m
LHR8:40 amLondon Heathrow
Mar 12
LHR3:25 pmLondon Heathrow
8h 20m
BWI7:45 pmBaltimore/Washington
$576
British Airways
Mar 3
BWI12:38 pmBaltimore/Washington
13h 42m
1 stop
LHR7:20 amLondon Heathrow
Mar 12
LHR3:25 pmLondon Heathrow
8h 20m
BWI7:45 pmBaltimore/Washington
$580

United Airlines flights from Baltimore to London Heathrow Airport

Our best United Airlines deals on Baltimore to London Heathrow Airport flight tickets
United Airlines
Jan 26
BWI5:18 pmBaltimore/Washington
32h 52m
2 stops
LHR7:10 amLondon Heathrow
Feb 2
LHR1:45 pmLondon Heathrow
53h 26m
2 stops
BWI2:11 pmBaltimore/Washington
$586
United Airlines
Jan 14
BWI5:18 pmBaltimore/Washington
12h 57m
1 stop
LHR11:15 amLondon Heathrow
Jan 21
LHR1:25 pmLondon Heathrow
36h 56m
2 stops
BWI9:21 pmBaltimore/Washington
$589
United Airlines
Jan 28
BWI5:18 pmBaltimore/Washington
12h 57m
1 stop
LHR11:15 amLondon Heathrow
Feb 10
LHR1:25 pmLondon Heathrow
29h 46m
2 stops
BWI2:11 pmBaltimore/Washington
$590

momondo Fare Finder

 
Customize your flight search to find flights from Baltimore 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 832,500 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from Baltimore to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Tue 4/14

8:30 pm-11:55 am

1 stop10h 25m

London Heathrow

Fri 4/24

1:05 pm-7:25 pm

1 stop11h 20m

$516

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Mon 4/6

8:30 pm-11:55 am

1 stop10h 25m

London Heathrow

Sat 4/11

1:05 pm-10:30 pm

1 stop14h 25m

$517

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Tue 4/21

8:30 pm-8:20 pm

1 stop18h 50m

London Heathrow

Sat 5/2

1:05 pm-10:30 pm

1 stop14h 25m

$519

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Fri 1/23

7:40 pm-7:30 pm

1 stop18h 50m

London Heathrow

Sun 2/1

12:15 pm-6:40 pm

1 stop11h 25m

$521

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Sun 1/18

7:40 pm-7:30 pm

1 stop18h 50m

London Heathrow

Tue 1/27

12:15 pm-6:40 pm

1 stop11h 25m

$523

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Sun 1/18

7:40 pm-10:50 am

1 stop10h 10m

London Heathrow

Mon 1/26

8:35 pm-6:40 pm

1 stop27h 05m

$525

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Fri 5/1

8:30 pm-11:55 am

1 stop10h 25m

London Heathrow

Sat 5/9

1:05 pm-10:30 pm

1 stop14h 25m

$527

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Fri 1/30

7:40 pm-10:50 am

1 stop10h 10m

London Heathrow

Wed 2/4

12:15 pm-6:40 pm

1 stop11h 25m

$528

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Thu 1/29

7:40 pm-10:50 am

1 stop10h 10m

London Heathrow

Mon 2/9

8:35 pm-6:40 pm

1 stop27h 05m

$530

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Thu 4/30

11:35 pm-8:20 pm

1 stop15h 45m

London Heathrow

Wed 5/13

1:05 pm-7:25 pm

1 stop11h 20m

$533

Flights are sorted by cheapest round-trip 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 Baltimore 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?

The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Baltimore, with most prices found around $641. If you’re not able to fly to London Heathrow Airport in January, then February is your next best option. Flight prices from Baltimore to London Heathrow Airport during February average around $670.

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

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $757. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $891.

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 Baltimore to London Heathrow Airport in the afternoon for as low as $808. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $813.

What is the cheapest Baltimore/Washington to London Heathrow flight route?

Fly from Baltimore/Washington to London Heathrow for the best Baltimore/Washington - 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 Baltimore when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $762 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Baltimore for as low as $687 on momondo.

What cabin class options are available on Baltimore/Washington to London Heathrow flights?

There are 3 cabin classes available to choose from on Baltimore/Washington 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 Baltimore to London Heathrow Airport flights?

You could potentially save up to 4% on your flight if you consider stops on a Baltimore to London Heathrow Airport flight.

How have Baltimore to London Heathrow Airport flight prices changed over time?

As of January 2026, prices for Baltimore to London Heathrow Airport flights are approximately 110% more expensive when compared to flights at the same time last year.

When to book flights from Baltimore to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Baltimore to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Baltimore to London Heathrow Airport (BWI to LHR) flight deals and tips

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

Best Price Found

$445

Fastest flight time

7h 05m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun
The best one-way flight to London Heathrow Airport from Baltimore in the past 72 hours is $445. The best round-trip flight deal from Baltimore to London Heathrow Airport found on momondo in the last 72 hours is $645.
The fastest flight from Baltimore to London Heathrow Airport takes 7h 05m
Direct flights go from Baltimore to London Heathrow Airport on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
Search flight deals

  • How far is Baltimore/Washington to London Heathrow by plane?

    Baltimore/Washington and London Heathrow are 3615.0 mi apart from one another. By plane, this route typically takes 7h 05m.

  • When did momondo last update prices for flights from Baltimore/Washington Airport to London Heathrow Airport?

    Prices for flights from Baltimore/Washington Airport to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from Baltimore/Washington Airport to London Heathrow Airport?

  • How old do you have to be to fly from Baltimore/Washington Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to London Heathrow Airport.

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

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

  • What is the most popular airline from Baltimore to London Heathrow Airport?

Best airlines flying from Baltimore to London Heathrow Airport

Compare and see reviews for airlines that fly from Baltimore to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $477Free CancellationRating
7.1
593 reviews
Search Icelandair flights
United AirlinesPriceFrom $506Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights
KLMPriceFrom $520Free CancellationRating
7.7
1,434 reviews
Search KLM flights
Virgin AtlanticPriceFrom $520Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
IberiaPriceFrom $580Free CancellationRating
7.0
3,076 reviews
Search Iberia flights
FinnairPriceFrom $599Free CancellationRating
7.6
1,346 reviews
Search Finnair flights
DeltaPriceFrom $609Free CancellationRating
7.9
8,025 reviews
Search Delta flights
British AirwaysPriceFrom $616Free CancellationRating
6.7
7,657 reviews
Search British Airways flights
American AirlinesPriceFrom $636Free CancellationRating
7.2
11,097 reviews
Search American Airlines flights

  • Finnair Flights From Baltimore to London Heathrow Airport

    Finnair is one of the most popular airlines flying from Baltimore to London Heathrow Airport, operating 2 flights/week on average for this route. A good Finnair flight deal for Baltimore to London Heathrow Airport starts from $599 round-trip, up to an average price of $754. Our users have rated Finnair at 7.6/10.

  • American Airlines Flights From Baltimore to London Heathrow Airport

    $636 is the best American Airlines flight deal from Baltimore to London Heathrow Airport found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $836, however, with flight time and availability significantly affecting the price. American Airlines (7.2/10 from 11,097 user reviews) flies into London Heathrow Airport from Baltimore 4 times in an average week so prices can vary.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Luton
Hounslow
Milton Keynes
Dover
Slough
Guildford
Hayes
Crawley
Dartford
Stratford-upon-Avon
Brentwood
Salisbury
Watford
Wembley
Cobham
Folkestone
Romford
Richmond
Uxbridge

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Baltimore to London. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to London from Baltimore with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Baltimore.

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

Yes. momondo can track prices for Baltimore to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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