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Cheap flights from Baltimore to London Heathrow Airport from $243

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 Heathrow Airport departing on 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Baltimore to London.
Icelandair Logo
8:30 pm - 11:55 amBWI-LHR
10h 25m1 stop
Icelandair Logo
9:25 pm - 7:25 pmLHR-BWI
27h 00m1 stop
$504Icelandair
Find Deal
Tue, May 6 - Tue, May 13
Icelandair Logo
8:30 pm - 8:20 pmBWI-LHR
18h 50m1 stop
Icelandair Logo
1:05 pm - 7:25 pmLHR-BWI
11h 20m1 stop
$528Icelandair
Find Deal
Mon, Oct 6 - Tue, Oct 14
Icelandair Logo
8:30 pm - 8:20 pmBWI-LHR
18h 50m1 stop
Icelandair Logo
9:25 pm - 7:25 pmLHR-BWI
27h 00m1 stop
$529Icelandair
Find Deal
Thu, Oct 9 - Sat, Oct 18
Iberia Logo
9:20 pm - 9:35 amBWI-LHR
7h 15mnonstop
Iberia Logo
4:35 pm - 7:35 pmLHR-BWI
8h 00mnonstop
$553Iberia
Find Deal
Sun, Sep 21 - Tue, Sep 30
Iberia Logo
9:20 pm - 9:35 amBWI-LHR
7h 15mnonstop
Iberia Logo
4:35 pm - 7:35 pmLHR-BWI
8h 00mnonstop
$584Iberia
Find Deal
Tue, Apr 29 - Tue, May 6
Delta Logo
7:30 pm - 10:30 amBWI-LHR
10h 00m1 stop
Delta Logo
6:15 am - 4:23 pmLHR-BWI
15h 08m2 stops
$628Delta
Find Deal
Sun, May 4 - Tue, May 13
British Airways Logo
8:25 pm - 9:05 amBWI-LHR
31h 40m1 stop
British Airways Logo
6:45 pm - 9:47 pmLHR-BWI
32h 02m2 stops
$638British Airways
Find Deal
Sun, Aug 10 - Tue, Aug 12
British Airways Logo
9:20 pm - 9:35 amBWI-LHR
7h 15mnonstop
British Airways Logo
4:35 pm - 7:35 pmLHR-BWI
8h 00mnonstop
$649British Airways
Find Deal
Wed, Aug 6 - Thu, Aug 21
Delta Logo
9:00 am - 6:45 amBWI-LHR
16h 45m1 stop
Delta Logo
11:20 am - 8:43 pmLHR-BWI
14h 23m1 stop
$671Delta
Find Deal
Sun, May 11 - Fri, May 23
American Airlines Logo
5:27 pm - 9:05 amBWI-LHR
10h 38m1 stop
American Airlines Logo
4:35 pm - 7:35 pmLHR-BWI
8h 00mnonstop
$677American Airlines
Find Deal
Tue, May 6 - Tue, May 13

Icelandair flights from Baltimore to London Heathrow Airport

Our best Icelandair deals on Baltimore to London Heathrow Airport flight tickets
Icelandair
May 6
BWI8:30 pmBaltimore/Washington
10h 25m
1 stop
LHR11:55 amLondon Heathrow
May 13
LHR9:25 pmLondon Heathrow
27h 00m
1 stop
BWI7:25 pmBaltimore/Washington
Icelandair
Oct 6
BWI8:30 pmBaltimore/Washington
18h 50m
1 stop
LHR8:20 pmLondon Heathrow
Oct 14
LHR1:05 pmLondon Heathrow
11h 20m
1 stop
BWI7:25 pmBaltimore/Washington
Icelandair
Oct 9
BWI8:30 pmBaltimore/Washington
18h 50m
1 stop
LHR8:20 pmLondon Heathrow
Oct 18
LHR9:25 pmLondon Heathrow
27h 00m
1 stop
BWI7:25 pmBaltimore/Washington

Virgin Atlantic flights from Baltimore to London Heathrow Airport

Our best Virgin Atlantic deals on Baltimore to London Heathrow Airport flight tickets
Virgin Atlantic
Apr 22
BWI2:04 pmBaltimore/Washington
18h 26m
1 stop
LHR1:30 pmLondon Heathrow
Apr 29
LHR11:30 amLondon Heathrow
16h 52m
2 stops
BWI11:22 pmBaltimore/Washington
Virgin Atlantic
Apr 29
BWI12:00 pmBaltimore/Washington
15h 55m
2 stops
LHR8:55 amLondon Heathrow
May 6
LHR11:30 amLondon Heathrow
16h 51m
2 stops
BWI11:21 pmBaltimore/Washington
Virgin Atlantic
Apr 22
BWI2:04 pmBaltimore/Washington
11h 41m
1 stop
LHR6:45 amLondon Heathrow
Apr 29
LHR1:05 pmLondon Heathrow
16h 36m
1 stop
BWI12:41 amBaltimore/Washington

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 $643. If you’re not able to fly to London Heathrow Airport in January, then March is your next best option. Flight prices from Baltimore to London Heathrow Airport during March average around $668.

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 $793. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $924.

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 morning. momondo users have found flights departing from Baltimore to London Heathrow Airport in the morning for as low as $692. 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 afternoon are often more expensive with an average ticket price of $850.

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 20 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $775 when searching 20 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 $735 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.

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

As of April 2025, prices for Baltimore to London Heathrow Airport flights are approximately 47% 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

$243

Fastest flight time

7h 15m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Baltimore in the past 72 hours is $243. The best round-trip flight deal from Baltimore to London Heathrow Airport found on momondo in the last 72 hours is $504.
The fastest flight from Baltimore to London Heathrow Airport takes 7h 15m
Direct flights go from Baltimore to London Heathrow Airport every day.

  • 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 15m.

  • 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
PLAYPriceFrom $400Free CancellationRating
6.9
101 reviews
Search PLAY flights
IcelandairPriceFrom $474Free CancellationRating
7.0
481 reviews
Search Icelandair flights
DeltaPriceFrom $560Free CancellationRating
8.0
7,916 reviews
Search Delta flights
IberiaPriceFrom $582Free CancellationRating
7.0
2,674 reviews
Search Iberia flights
Virgin AtlanticPriceFrom $585Free CancellationRating
7.4
642 reviews
Search Virgin Atlantic flights
United AirlinesPriceFrom $601Free CancellationRating
7.4
8,667 reviews
Search United Airlines flights
FinnairPriceFrom $603Free CancellationRating
7.6
1,269 reviews
Search Finnair flights
British AirwaysPriceFrom $633Free CancellationRating
6.6
6,771 reviews
Search British Airways flights
American AirlinesPriceFrom $636Free CancellationRating
7.2
10,000 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 7 flights/week on average for this route. A good Finnair flight deal for Baltimore to London Heathrow Airport starts from $603 round-trip, up to an average price of $765. 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 $886, however, with flight time and availability significantly affecting the price. American Airlines (7.2/10 from 10,000 user reviews) flies into London Heathrow Airport from Baltimore 7 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
Hounslow
Croydon
Luton
Guildford
Hayes
Slough
Dartford
Stansted
Ilford
Dover
Salisbury
Swindon
Milton Keynes
Canterbury
Colchester
Horley
Wembley
Chelmsford
Poole

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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