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Cheap flights from Southampton to Washington, D.C. from £309

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southampton to Washington, D.C. departing on 28/4. 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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Find the cheapest flights from Southampton to Washington, D.C.

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
06:50 - 19:40
SOU
-
BWI
17h 50m
2 stops
British Airways Logo
21:35 - 14:45
BWI
-
SOU
36h 10m
2 stops
£892British Airways
Wed, 15 Apr - Sun, 19 Apr
British Airways Logo
06:50 - 19:40
SOU
-
BWI
17h 50m
2 stops
British Airways Logo
21:35 - 08:25
BWI
-
SOU
29h 50m
2 stops
£896British Airways
Wed, 15 Apr - Sun, 19 Apr
British Airways Logo
06:50 - 19:40
SOU
-
BWI
17h 50m
2 stops
British Airways Logo
21:35 - 08:25
BWI
-
SOU
29h 50m
2 stops
£911British Airways
Wed, 15 Apr - Sun, 19 Apr
British Airways Logo
08:55 - 19:40
SOU
-
BWI
15h 45m
2 stops
British Airways Logo
21:30 - 20:45
BWI
-
SOU
18h 15m
2 stops
£1,021British Airways
Mon, 25 May - Thu, 28 May
British Airways Logo
08:55 - 19:40
SOU
-
BWI
15h 45m
2 stops
British Airways Logo
21:35 - 19:25
BWI
-
SOU
16h 50m
2 stops
£1,039British Airways
Tue, 23 Jun - Sun, 28 Jun
British Airways Logo
08:55 - 19:40
SOU
-
BWI
15h 45m
2 stops
British Airways Logo
21:30 - 19:10
BWI
-
SOU
16h 40m
2 stops
£1,039British Airways
Tue, 26 May - Fri, 29 May
Multiple Airlines Logo
17:20 - 19:45
SOU
-
BWI
31h 25m
3 stops
Multiple Airlines Logo
20:30 - 08:35
BWI
-
SOU
31h 05m
3 stops
£1,360Multiple Airlines
Sat, 4 Apr - Sat, 11 Apr
Multiple Airlines Logo
17:20 - 19:45
SOU
-
BWI
31h 25m
3 stops
Multiple Airlines Logo
20:30 - 16:50
BWI
-
SOU
15h 20m
2 stops
£1,366Multiple Airlines
Sat, 4 Apr - Sat, 11 Apr
Aer Lingus Logo
20:00 - 19:45
SOU
-
BWI
28h 45m
2 stops
Aer Lingus Logo
21:30 - 19:00
BWI
-
SOU
16h 30m
2 stops
£1,436Aer Lingus
Sat, 4 Apr - Sat, 11 Apr
British Airways Logo
20:50 - 19:45
SOU
-
BWI
26h 55m
2 stops
British Airways Logo
21:35 - 17:30
BWI
-
SOU
15h 55m
2 stops
£1,847British Airways
Thu, 19 Mar - Thu, 26 Mar

British Airways flights from Southampton to Baltimore

Our best British Airways deals on Southampton to Baltimore flight tickets
British Airways
15 Apr
SOU06:50Southampton Eastleigh
17h 50m
2 stops
BWI19:40Baltimore/Washington
19 Apr
BWI21:35Baltimore/Washington
36h 10m
2 stops
SOU14:45Southampton Eastleigh
£892
British Airways
15 Apr
SOU06:50Southampton Eastleigh
17h 50m
2 stops
BWI19:40Baltimore/Washington
19 Apr
BWI21:35Baltimore/Washington
29h 50m
2 stops
SOU08:25Southampton Eastleigh
£896
British Airways
15 Apr
SOU06:50Southampton Eastleigh
17h 50m
2 stops
BWI19:40Baltimore/Washington
19 Apr
BWI21:35Baltimore/Washington
29h 50m
2 stops
SOU08:25Southampton Eastleigh
£911

momondo Fare Finder

 
Customise your flight search to find flights from Southampton to Baltimore 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 21 February 2026.
Use the filters below to find and compare flights from Southampton to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Wed 15/4

06:50-19:40

2 stops17h 50m

Baltimore/Washington

Sun 19/4

21:35-14:45

2 stops36h 10m

£892

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Wed 15/4

06:50-19:40

2 stops17h 50m

Baltimore/Washington

Sun 19/4

21:35-08:25

2 stops29h 50m

£896

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Wed 15/4

06:50-19:40

2 stops17h 50m

Baltimore/Washington

Sun 19/4

21:35-08:25

2 stops29h 50m

£911

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Mon 25/5

08:55-19:40

2 stops15h 45m

Baltimore/Washington

Thu 28/5

21:30-20:45

2 stops18h 15m

£1,021

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Tue 23/6

08:55-19:40

2 stops15h 45m

Baltimore/Washington

Sun 28/6

21:35-19:25

2 stops16h 50m

£1,039

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Tue 26/5

08:55-19:40

2 stops15h 45m

Baltimore/Washington

Fri 29/5

21:30-19:10

2 stops16h 40m

£1,039

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Sat 4/4

17:20-19:45

3 stops31h 25m

Baltimore/Washington

Sat 11/4

20:30-08:35

3 stops31h 05m

£1,360

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Sat 4/4

17:20-19:45

3 stops31h 25m

Baltimore/Washington

Sat 11/4

20:30-16:50

2 stops15h 20m

£1,366

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Sat 4/4

20:00-19:45

2 stops28h 45m

Baltimore/Washington

Sat 11/4

21:30-19:00

2 stops16h 30m

£1,436

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Thu 19/3

20:50-19:45

2 stops26h 55m

Baltimore/Washington

Thu 26/3

21:35-17:30

2 stops15h 55m

£1,847

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Southampton to Baltimore

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 day to depart on your flight to Baltimore?

The cheapest day to depart from Southampton to Baltimore is on a Tuesday. Travellers who choose to depart for Baltimore on a Tuesday will often find tickets for as low as £579. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around £735. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

What is the cheapest time of day to depart on your flight to Baltimore?

According to our data, the cheapest time of day to fly to Baltimore is in the afternoon. momondo users have found flights departing from Southampton to Baltimore in the afternoon for as low as £652. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at midday because they tend to be around £788. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Southampton to Baltimore

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

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

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

Fastest flight time

17h 50m

Direct flights

None
The fastest flight from Southampton to Baltimore takes 17h 50m
There are no direct flights from Southampton to Baltimore. There are no popular flight routes from Southampton to Baltimore.
Search flight deals

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

    Southampton Eastleigh and Baltimore/Washington are 3588.2 mi apart from one another. In terms of flight time, this usually takes a little over 17h 50m.

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

    Prices for flights from Southampton Eastleigh Airport to Baltimore/Washington Airport refresh daily.

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

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

    The required travel and health documents for your Baltimore/Washington Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Baltimore/Washington Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Southampton to Baltimore for you.

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

Yes. momondo allows you to filter the results for Southampton to Baltimore flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Baltimore from Southampton. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Southampton to Baltimore flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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