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Cheap flights from Baltimore to London from £574

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 departing on 11/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
15:35 - 16:50
BWI
-
SOU
20h 15m
2 stops
Delta Logo
17:20 - 16:49
SOU
-
BWI
28h 29m
2 stops
£594Delta
Tue, 31 Mar - Tue, 7 Apr
Delta Logo
10:54 - 08:35
BWI
-
SOU
16h 41m
2 stops
Delta Logo
09:05 - 20:27
SOU
-
BWI
16h 22m
2 stops
£804Delta
Wed, 1 Apr - Wed, 8 Apr
Delta Logo
10:54 - 08:45
BWI
-
SOU
16h 51m
2 stops
Delta Logo
09:05 - 23:01
SOU
-
BWI
18h 56m
2 stops
£811Delta
Fri, 3 Apr - Fri, 10 Apr
Multiple Airlines Logo
21:30 - 19:10
BWI
-
SOU
16h 40m
2 stops
Multiple Airlines Logo
19:30 - 17:15
SOU
-
BWI
26h 45m
2 stops
£923Multiple Airlines
Fri, 24 Jul - Tue, 4 Aug
Delta Logo
10:54 - 08:35
BWI
-
SOU
16h 41m
2 stops
Delta Logo
17:20 - 23:01
SOU
-
BWI
34h 41m
2 stops
£955Delta
Sun, 29 Mar - Fri, 3 Apr
Aer Lingus Logo
21:30 - 19:30
BWI
-
SOU
17h 00m
2 stops
Aer Lingus Logo
20:00 - 19:40
SOU
-
BWI
28h 40m
2 stops
£974Aer Lingus
Fri, 22 May - Wed, 27 May
Scandinavian Airlines Logo
09:00 - 08:45
BWI
-
SOU
18h 45m
2 stops
Scandinavian Airlines Logo
09:15 - 09:43
SOU
-
BWI
29h 28m
2 stops
£979Scandinavian Airlines
Fri, 17 Jul - Fri, 24 Jul
Aer Lingus Logo
21:30 - 19:30
BWI
-
SOU
17h 00m
2 stops
Aer Lingus Logo
20:00 - 19:40
SOU
-
BWI
28h 40m
2 stops
£1,310Aer Lingus
Sat, 28 Mar - Sun, 5 Apr
Aer Lingus Logo
21:30 - 19:30
BWI
-
SOU
17h 00m
2 stops
Aer Lingus Logo
20:00 - 19:45
SOU
-
BWI
28h 45m
2 stops
£1,339Aer Lingus
Thu, 25 Jun - Sat, 1 Aug
Multiple Airlines Logo
12:25 - 18:10
BWI
-
SOU
24h 45m
3 stops
Multiple Airlines Logo
09:10 - 19:40
SOU
-
BWI
15h 30m
2 stops
£1,488Multiple Airlines
Fri, 17 Jul - Fri, 24 Jul

British Airways flights from Baltimore to Southampton

Our best British Airways deals on Baltimore to Southampton flight tickets
British Airways
25 Feb
BWI20:35Baltimore/Washington
18h 30m
2 stops
SOU20:05Southampton Eastleigh
1 Mar
SOU08:40Southampton Eastleigh
15h 05m
2 stops
BWI18:45Baltimore/Washington
£3,296
British Airways
4 May
BWI21:30Baltimore/Washington
16h 55m
2 stops
SOU19:25Southampton Eastleigh
8 May
SOU06:50Southampton Eastleigh
17h 50m
2 stops
BWI19:40Baltimore/Washington
£3,308
British Airways
5 Apr
BWI21:35Baltimore/Washington
16h 50m
2 stops
SOU19:25Southampton Eastleigh
10 Apr
SOU06:50Southampton Eastleigh
17h 50m
2 stops
BWI19:40Baltimore/Washington
£3,312

Delta flights from Baltimore to Southampton

Our best Delta deals on Baltimore to Southampton flight tickets
Delta
31 Mar
BWI15:35Baltimore/Washington
20h 15m
2 stops
SOU16:50Southampton Eastleigh
7 Apr
SOU17:20Southampton Eastleigh
28h 29m
2 stops
BWI16:49Baltimore/Washington
£594
Delta
3 Apr
BWI10:54Baltimore/Washington
16h 51m
2 stops
SOU08:45Southampton Eastleigh
10 Apr
SOU09:05Southampton Eastleigh
18h 56m
2 stops
BWI23:01Baltimore/Washington
£760
Delta
1 Apr
BWI10:54Baltimore/Washington
16h 41m
2 stops
SOU08:35Southampton Eastleigh
8 Apr
SOU09:05Southampton Eastleigh
16h 22m
2 stops
BWI20:27Baltimore/Washington
£804

momondo Fare Finder

 
Customise your flight search to find flights from Baltimore to Southampton 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, momondo users made 279,928 searches. Data last updated 18 February 2026.
Use the filters below to find and compare flights from Baltimore to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Tue 31/3

15:35-16:50

2 stops20h 15m

Southampton Eastleigh

Tue 7/4

17:20-16:49

2 stops28h 29m

£594

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Wed 1/4

10:54-08:35

2 stops16h 41m

Southampton Eastleigh

Wed 8/4

09:05-20:27

2 stops16h 22m

£804

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 3/4

10:54-08:45

2 stops16h 51m

Southampton Eastleigh

Fri 10/4

09:05-23:01

2 stops18h 56m

£811

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 24/7

21:30-19:10

2 stops16h 40m

Southampton Eastleigh

Tue 4/8

19:30-17:15

2 stops26h 45m

£923

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sun 29/3

10:54-08:35

2 stops16h 41m

Southampton Eastleigh

Fri 3/4

17:20-23:01

2 stops34h 41m

£955

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 22/5

21:30-19:30

2 stops17h 00m

Southampton Eastleigh

Wed 27/5

20:00-19:40

2 stops28h 40m

£974

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 17/7

09:00-08:45

2 stops18h 45m

Southampton Eastleigh

Fri 24/7

09:15-09:43

2 stops29h 28m

£979

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sat 28/3

21:30-19:30

2 stops17h 00m

Southampton Eastleigh

Sun 5/4

20:00-19:40

2 stops28h 40m

£1,310

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Thu 25/6

21:30-19:30

2 stops17h 00m

Southampton Eastleigh

Sat 1/8

20:00-19:45

2 stops28h 45m

£1,339

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 17/7

12:25-18:10

3 stops24h 45m

Southampton Eastleigh

Fri 24/7

09:10-19:40

2 stops15h 30m

£1,488

Flights are sorted by cheapest return flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Baltimore to Southampton

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 airline that flies from Baltimore/Washington to Southampton Eastleigh?

KLM is the most popular carrier operating from Baltimore/Washington to Southampton Eastleigh

Which airlines fly to Southampton?

British Airways, Virgin Atlantic and United Airlines are the top three most popular airlines that fly to Southampton from Baltimore according to our data. British Airways is the first choice among our users, with 48% of people opting to fly with this airline when travelling to Southampton. Keep in mind that there are 8 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

When to book flights from Baltimore to Southampton

Are you open to changing your travel dates? Check out the ideal times to fly from Baltimore to Southampton according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Baltimore to Southampton (BWI to SOU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to Southampton

Fastest flight time

14h 45m

Direct flights

None
The fastest flight from Baltimore to Southampton takes 14h 45m
There are no direct flights from Baltimore to Southampton. There are no popular flight routes from Baltimore to Southampton.
Search flight deals

  • How far is Baltimore/Washington to Southampton Eastleigh by plane?

    Southampton Eastleigh is 3588.2 mi away from Baltimore/Washington. By plane, this route typically takes 14h 45m.

  • When did momondo last update prices for flights from Baltimore/Washington Airport to Southampton Eastleigh Airport?

    Prices for flights from Baltimore/Washington Airport to Southampton Eastleigh Airport were last updated today.

  • How old do you have to be to fly from Baltimore/Washington Airport to Southampton Eastleigh Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Baltimore/Washington Airport to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The necessary travel and health documents for your Southampton Eastleigh 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.

Travelling to a place near London?

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

Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to Southampton?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Baltimore to Southampton. momondo saves you time and could save you money on your trip.

Can I find flights from Baltimore to Southampton with flexible booking policies on momondo?

momondo does allow users to show only those flights to Southampton from Baltimore which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Baltimore to Southampton?

Once you have performed a search for Baltimore to Southampton flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Baltimore to Southampton right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Baltimore to Southampton flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Southampton trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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