HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$532+ Cheap flights from Baltimore (BWI) to London, ON (YXU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/22. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YXU
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Baltimore to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Baltimore to London

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to London (YXU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$861
(United Airlines)

One-way from

$532
(United Airlines)
Provider with most accurate pricing for Baltimore/Washington-London flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-London flights.
Search Deals
From Baltimore/Washington to London
Search Deals
One-way flight from Baltimore/Washington to London
Search Deals

Find flight deals from Baltimore to London

Cheapest flights from Baltimore to London
Explore the most affordable flight options available from Baltimore to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This United Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:15 amBWI - YXU
2 stops26h 31mUnited Airlines
Fri 1/29:25 amYXU - BWI
2 stops12h 01mUnited Airlines
Deal found 11/11$962
This United Airlines deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:15 amBWI - YXU
2 stops10h 50mUnited Airlines
Sun 1/49:25 amYXU - BWI
2 stops12h 01mUnited Airlines
Deal found 11/13$969
This United Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:15 amBWI - YXU
2 stops10h 50mUnited Airlines
Sat 1/35:10 amYXU - BWI
2 stops28h 38mUnited Airlines
Deal found 11/12$1,083
This Mytrip deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:18 pmBWI - YXU
3 stops22h 47mMultiple Airlines
Sun 1/45:40 pmYXU - BWI
2 stops14h 49mMultiple Airlines
Deal found 11/13$1,092
This Mytrip deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:38 pmBWI - YXU
3 stops46h 34mMultiple Airlines
Fri 1/27:30 amYXU - BWI
3 stops25h 57mMultiple Airlines
Deal found 11/11$1,348
This Kiwi.com deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/278:38 pmBWI - YXU
2 stops33h 56mMultiple Airlines
Sat 1/35:05 pmYXU - BWI
1 stop26h 03mMultiple Airlines
Deal found 11/12$1,466
This United Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:12 pmBWI - YXU
2 stops15h 34mUnited Airlines
Thu 11/135:40 pmYXU - BWI
2 stops16h 19mUnited Airlines
Deal found 11/11$1,562
This Mytrip deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:48 amBWI - YXU
3 stops35h 24mMultiple Airlines
Fri 12/127:30 amYXU - BWI
3 stops26h 05mMultiple Airlines
Deal found 11/13$2,048
This United deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1210:56 amBWI - YXU
2 stops10h 25mMultiple Airlines
Thu 11/135:15 amYXU - BWI
3 stops17h 26mMultiple Airlines
Deal found 11/11$3,513

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to London 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, Cheapflights users made 2,558,603 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from Baltimore to London that are best for you.

Fly from

Baltimore

Fly to

London

Route

Depart

Return

Price

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Wed 5/6

10:45 am-9:27 pm

2 stops10h 42m

London

Sun 5/10

6:15 am-8:57 pm

2 stops14h 42m

$861

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Fri 12/26

6:15 am-8:46 am

2 stops26h 31m

London

Fri 1/2

9:25 am-9:26 pm

2 stops12h 01m

$962

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Sun 12/28

6:15 am-5:05 pm

2 stops10h 50m

London

Sun 1/4

9:25 am-9:26 pm

2 stops12h 01m

$969

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Sat 12/27

6:15 am-5:05 pm

2 stops10h 50m

London

Sat 1/3

5:10 am-9:48 am

2 stops28h 38m

$1,083

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Sun 12/28

6:18 pm-5:05 pm

3 stops22h 47m

London

Sun 1/4

5:40 pm-8:29 am

2 stops14h 49m

$1,092

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Sat 12/27

8:38 pm-6:34 am

2 stops33h 56m

London

Sat 1/3

5:05 pm-7:08 pm

1 stop26h 03m

$1,466

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Sat 11/22

6:15 am-5:05 pm

2 stops10h 50m

$532

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Fri 12/26

10:44 am-8:46 am

2 stops22h 02m

$555

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Sat 11/22

9:45 am-7:12 pm

3 stops33h 27m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Compare providers for flights from Baltimore to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to London in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Baltimore-London, Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Baltimore-London, Ontario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Baltimore-London, Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-London, Ontario flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-London, Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to London

Have a flexible travel schedule? Discover the best time to fly to London from Baltimore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to London

What is the cheapest month to book a flight from Baltimore to London, Ontario?

Currently, March is the cheapest month in which you can book a flight from Baltimore to London, Ontario (average of $98). Flying from Baltimore to London, Ontario in October is currently the most expensive (average of $205). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Baltimore to London, Ontario?

    There are many flights that can get you from Baltimore to London, Ontario in 10h 42m. Fly via United Airlines to get the fastest option. The distance from Baltimore to London, Ontario is about 354 mi.

  • Can I find deals for flights from Baltimore to London that include hotel bookings?

    Yes. In addition to deals on Baltimore to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to London.

  • Can I find deals for business class flights from Baltimore to London?

    Yes. Cheapflights offers flight deals from Baltimore to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Baltimore to London, Ontario?

    Currently, March is the cheapest month in which you can book a flight from Baltimore to London, Ontario (average of $98). Flying from Baltimore to London, Ontario in October is currently the most expensive (average of $205). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Grand Bend

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Baltimore to London

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Pearson Intl flights
Reagan-National to Pearson Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Dulles Intl to Toronto Island flights
Baltimore to Pearson Intl flights
Philadelphia to Pearson Intl flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Dulles Intl to Ottawa flights
Reagan-National to Toronto Island flights
Philadelphia to Toronto Island flights
Baltimore to Toronto Island flights
Reagan-National to Ottawa flights
Baltimore to Ottawa flights
Philadelphia to Ottawa flights
Philadelphia to Hamilton flights
Philadelphia to London flights
Dulles Intl to London flights
Reagan-National to London flights
Dulles Intl to Sault Ste Marie flights
Philadelphia to Sudbury flights
Dulles Intl to Sudbury flights
Reagan-National to Thunder Bay flights
Dulles Intl to Hamilton flights
Dulles Intl to Thunder Bay flights
Reagan-National to Sault Ste Marie flights
Philadelphia to North Bay flights
Salisbury to Pierre Elliott Trudeau Intl flights
Dulles Intl to Timmins flights
Reagan-National to Windsor flights
Baltimore to North Bay flights
Baltimore to Thunder Bay flights
Dulles Intl to Kingston flights
Reagan-National to Hamilton flights
Reagan-National to Kingston flights
Baltimore to Windsor flights
Baltimore to Kingston flights
Baltimore to Sault Ste Marie flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.