In terms of precipitation, rainfall in London, Ontario ranges from 2.8 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. March is typically the driest time to visit London, Ontario when rainfall is around 2.8 in.

If weather is an important factor for your trip to London, Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest time of day to fly from BWI to YXU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Baltimore to London, Ontario as you normally would.

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.

$479+ Flights from Baltimore to London, ON

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

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

Round-trip from	$479 (Mytrip)

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 July 1, 2025.

Thu 8/141:31 pmBWI - YXU

3 stops39h 43mMultiple Airlines

Thu 8/218:00 pmYXU - BWI

2 stops34h 54mMultiple Airlines

Deal found 6/30

$635

Thu 8/146:15 amBWI - YXU

2 stops8h 47mUnited Airlines

Thu 8/216:15 amYXU - BWI

2 stops11h 14mUnited Airlines

Deal found 6/30

$731

Best flights from Baltimore to London
Discover carefully curated flight deals from Baltimore to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Fri 8/155:45 amBWI - YXU

2 stops23h 29mMultiple Airlines

Fri 8/226:00 amYXU - BWI

2 stops24h 54mMultiple Airlines

Deal found 7/1

$479

Thu 8/146:15 amBWI - YXU

2 stops8h 47mUnited Airlines

Thu 8/216:15 amYXU - BWI

2 stops11h 14mUnited Airlines

Deal found 6/30

$731

Last-minute flights from Baltimore to London
Discover last-minute flight deals from Baltimore to London. Data last updated July 1, 2025 and is based on user searches.

Mon 7/76:00 amBWI - YXU

3 stops23h 14mMultiple Airlines

Mon 7/149:45 pmYXU - BWI

2 stops32h 20mMultiple Airlines

Deal found 6/30

$788

Mon 7/75:20 pmBWI - YXU

2 stops15h 57mUnited Airlines

Mon 7/145:45 pmYXU - BWI

2 stops16h 18mUnited Airlines

Deal found 6/30

$966

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Thu 8/14

1:31 pm-5:14 am

3 stops39h 43m

London

Thu 8/21

8:00 pm-6:54 am

2 stops34h 54m

$635

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Thu 8/14

6:15 am-3:02 pm

2 stops8h 47m

London

Thu 8/21

6:15 am-5:29 pm

2 stops11h 14m

$731

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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.

Reviews of airlines servicing London

Get a feel of what it's like to fly with United Airlines from Baltimore to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,858 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,858 reviews

United Airlines

7.4

Good

8,858 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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.

Grand Bend

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Baltimore to London

Reagan-National to Pearson Intl flights

Dulles Intl 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

Baltimore to Toronto Island flights

Dulles Intl to Ottawa flights

Reagan-National to Toronto Island flights

Philadelphia to Toronto Island flights

Reagan-National to Ottawa flights

Dulles Intl to Hamilton flights

Baltimore to Ottawa flights

Philadelphia to Ottawa flights

Dulles Intl to London flights

Reagan-National to London flights

Philadelphia to London flights

Reagan-National to Thunder Bay flights

Dulles Intl to Thunder Bay flights

Baltimore to Thunder Bay flights

Salisbury to Pierre Elliott Trudeau Intl flights

Reagan-National to Hamilton flights

Dulles Intl to Sault Ste Marie flights

Dulles Intl to Sudbury flights

Philadelphia to Sudbury flights

Baltimore to Sault Ste Marie flights

Reagan-National to Sault Ste Marie flights

Philadelphia to Hamilton flights

Baltimore to Kingston flights

Philadelphia to North Bay flights

Baltimore to Windsor flights

Baltimore to North Bay flights

Reagan-National to Kingston flights

Reagan-National to Windsor flights

Dulles Intl to Kingston flights

Dulles Intl to Timmins flights

Complete your trip

London, Ontario car rentals

Toronto Pearson Intl Airport car rentals

Hamilton Airport car rentals

London Airport car rentals

Toronto Region of Waterloo Intl Airport car rentals

Sarnia Airport car rentals

Toronto car rentals

Ottawa car rentals

Windsor car rentals

Niagara Falls car rentals

Kingston car rentals

Kitchener car rentals

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.

$479+ Cheap flights from Baltimore (BWI) to London, ON (YXU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Baltimore to London with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Baltimore to London

Round-trip from

Find flight deals from Baltimore to London

Cheapest flights from Baltimore to LondonExplore 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 July 1, 2025.

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 July 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to London that are best for you.

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.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated July 1, 2025.

Get a feel of what it's like to fly with United Airlines from Baltimore to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

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

How can I find direct flights from Baltimore to London?

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

Traveling to a place near Baltimore?

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.

100% Free

Book with Flexibility

Travel Smart

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 July 1, 2025.