S$494 Cheap Flights from Baltimore to London

View S$494 flight on Wed, 10 Sep, 2025Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to London

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Cheap Flights from Baltimore to London (BWI-LON)

Prices were available within the past 7 days and start at S$494 for one-way flights and S$823 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 31 Oct - Fri, 7 Nov
BWI
Baltimore
LHR
London
S$823 Return, found 2 days ago
S$823
Return
found 2 days ago
Select Delta flight, departing Fri, 31 Oct from Baltimore to London, returning Fri, 7 Nov, priced at S$823 found 2 days ago
KLM
Fri, 31 Oct - Fri, 7 Nov
BWI
Baltimore
LHR
London
S$857 Return, found 2 days ago
S$857
Return
found 2 days ago
Select KLM flight, departing Fri, 31 Oct from Baltimore to London, returning Fri, 7 Nov, priced at S$857 found 2 days ago
United
Thu, 15 Jan - Wed, 21 Jan
BWI
Baltimore
LHR
London
S$886 Return, found 10 hours ago
S$886
Return
found 10 hours ago
Select United flight, departing Thu, 15 Jan from Baltimore to London, returning Wed, 21 Jan, priced at S$886 found 10 hours ago
Delta
Thu, 15 Jan - Wed, 21 Jan
BWI
Baltimore
LHR
London
S$886 Return, found 10 hours ago
S$886
Return
found 10 hours ago
Select Delta flight, departing Thu, 15 Jan from Baltimore to London, returning Wed, 21 Jan, priced at S$886 found 10 hours ago
United
Fri, 31 Oct - Fri, 7 Nov
BWI
Baltimore
LHR
London
S$890 Return, found 2 days ago
S$890
Return
found 2 days ago
Select United flight, departing Fri, 31 Oct from Baltimore to London, returning Fri, 7 Nov, priced at S$890 found 2 days ago
United
Thu, 15 Jan - Wed, 21 Jan
BWI
Baltimore
LHR
London
S$895 Return, found 10 hours ago
S$895
Return
found 10 hours ago
Select United flight, departing Thu, 15 Jan from Baltimore to London, returning Wed, 21 Jan, priced at S$895 found 10 hours ago
United
Fri, 31 Oct - Fri, 7 Nov
BWI
Baltimore
LHR
London
S$898 Return, found 2 days ago
S$898
Return
found 2 days ago
Select United flight, departing Fri, 31 Oct from Baltimore to London, returning Fri, 7 Nov, priced at S$898 found 2 days ago
KLM
Fri, 31 Oct - Fri, 7 Nov
BWI
Baltimore
LHR
London
S$901 Return, found 2 days ago
S$901
Return
found 2 days ago
Select KLM flight, departing Fri, 31 Oct from Baltimore to London, returning Fri, 7 Nov, priced at S$901 found 2 days ago
Virgin Atlantic
Sat, 28 Feb - Sun, 8 Mar
BWI
Baltimore
LHR
London
S$913 Return, found 2 days ago
S$913
Return
found 2 days ago
Select Virgin Atlantic flight, departing Sat, 28 Feb from Baltimore to London, returning Sun, 8 Mar, priced at S$913 found 2 days ago
British Airways
Thu, 15 Jan - Wed, 21 Jan
BWI
Baltimore
LHR
London
S$914 Return, found 10 hours ago
S$914
Return
found 10 hours ago
Select British Airways flight, departing Thu, 15 Jan from Baltimore to London, returning Wed, 21 Jan, priced at S$914 found 10 hours ago

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

February is typically the cheapest month to fly

From S$424 - S$1,164 per traveller.

Graph displaying average flight prices per month

Baltimore to London route information
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Heathrow
Return price
S$823
Distance
5799 km

Perfect flights from Baltimore to London

Your Journey from Baltimore to London

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Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Virgin Atlantic, United, Delta, British Airways, KLM, Air France. Our selection of flights from Baltimore Washington Intl. Thurgood Marshall to LON-All Airports caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Baltimore to London Flights

Experience the joy of finding cheap flights from Baltimore Washington Intl. Thurgood Marshall to LON-All Airports that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$494 and roundtrip prices from S$823*.
 

Pre-Flight Essentials

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Experience the Vibrant London

Picture yourself stepping off the plane in London and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Baltimore to London Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Baltimore to London.
 

Beyond the Flight – Exploring London

With Expedia, your adventure extends beyond the flight. Explore London at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Baltimore to London with Confidence

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*Note: Prices may vary based on availability and are subject to change.

Explore a world of travel with Expedia

London Airports

London

Baltimore to Heathrow
S$822.90
Baltimore Airports

Washington

Washington Dulles Intl. to London
S$790.10
*Available to Expedia members.