CA $523 Cheap Flights from Baltimore (BWI) to London (LHR)

Popular airlines from Baltimore Washington International Airport (BWI) to Heathrow Airport (LHR)

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Cheap flights from Baltimore (BWI) to London (LHR)

Prices were available within the past 7 days and start at CA $523 for one-way flights and CA $712 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
United
Icelandair
Icelandair
Delta
Icelandair
Icelandair
Delta
Virgin Atlantic
Air France

Find the cheapest month to fly from Baltimore (BWI) to London (LHR)

February is typically the cheapest month to fly

From CA $694 - CA $1,289 per traveller.

Graph displaying average flight prices per month

Flight from Baltimore to London (BWI - LHR) route information
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, KLM, Scandinavian Airlines, United, Virgin Atlantic
Roundtrip price
CA $711
Distance
5799 km
Average flight time
7 hours 15 mins

Baltimore to London Flights

The easy way to book your flights from Baltimore to London 

With Expedia, it’s simple to find and book flights to London from Baltimore whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are American Airlines, Aer Lingus, Finnair, British Airways nonstop flights to Heathrow, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Baltimore to London today, tomorrow, or this week.  

 

Save dollars with cheap flights from Baltimore Washington Intl. Thurgood Marshall, BWI to Heathrow, LHR 

Sort your search results by price to find great deals on your flight from Baltimore to London—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to London from Baltimore currently is just CA $712 rising to CA $774.  

Here are more money-saving tips: 

  • Fly in November when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to London  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to London from Baltimore 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to London with Expedia today.

Frequently asked questions

How much is a flight from BWI to Heathrow Airport (LHR)?
If you're travelling between BWI Marshall and Heathrow Airport, round-trip journeys start from CA $712. This figure is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal pass you by. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to London Heathrow?
The majority of flights can be cancelled online, but each airline has a different set of terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to London Heathrow that have flexible change policies?
Flights from BWI Marshall to Heathrow Airport (LHR) with flexible change policies are available with many airlines. Simply use our "No change fees" filter during your search. You'll only need to cover the cost difference between flights, with no added fees to worry about.
How many hours is the flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Heathrow Airport (LHR)?
The flight time from BWI Airport to Heathrow Airport (LHR) is around 11 hours and 31 minutes. It's is no small journey, so make sure you fill your carry-on with plenty to keep you occupied.
How far is the flight from BWI to Heathrow Airport?
Baltimore to Hounslow is around 5,800 kilometres, so get ready to spend a while in the air. Make sure you pack all the essentials, from your headphones to your hoodie. Throw in a few snacks to nibble on throughout your flight too.
Which airlines fly direct from BWI Airport to Heathrow Airport?
Flying straight from BWI Marshall to LHR is a cinch with British Airways (BA). This leading airline offers 26 flights every month.
Are BWI to LHR flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally pick up a bargain, with some super cheap fares from BWI Airport to Heathrow Airport (LHR) cropping up a few weeks before the departure date. If you'd rather plan ahead, Expedia compares and updates the best flight deals continually — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines advertise prices that far in advance.

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