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Cheap flights from Baltimore to Southampton from £563

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/3. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SOU
10 Mar — 17 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Baltimore to Southampton

Enter your travel dates to find the best prices.

Cheapest flights from Baltimore to Southampton
Explore the most affordable flight options available from Baltimore to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 February 2026.

Sun 22/320:40
BWI
-
SOU
2 stops16h 35m
Multiple Airlines
Sun 29/310:00
SOU
-
BWI
2 stops14h 25m
Multiple Airlines
Deal found 5/2£563
Tue 24/315:35
BWI
-
SOU
2 stops21h 25m
KLM
Tue 31/317:20
SOU
-
BWI
2 stops29h 49m
KLM
Deal found 7/2£579
Mon 23/310:52
BWI
-
SOU
2 stops17h 28m
KLM
Mon 30/317:20
SOU
-
BWI
2 stops28h 29m
KLM
Deal found 5/2£581
Mon 23/320:40
BWI
-
SOU
2 stops14h 55m
Multiple Airlines
Mon 30/309:10
SOU
-
BWI
2 stops15h 15m
Multiple Airlines
Deal found 6/2£679
Thu 1/1021:30
BWI
-
SOU
2 stops17h 00m
Aer Lingus
Sun 11/1009:10
SOU
-
BWI
2 stops15h 35m
Aer Lingus
Deal found 5/2£725
Sat 29/813:00
BWI
-
SOU
2 stops14h 45m
Delta
Mon 7/909:05
SOU
-
BWI
2 stops18h 08m
Delta
Deal found 4/2£795
Sun 7/612:15
BWI
-
SOU
2 stops15h 20m
Scandinavian Airlines
Sun 14/609:15
SOU
-
BWI
2 stops19h 29m
Scandinavian Airlines
Deal found 5/2£820
Sun 29/310:54
BWI
-
SOU
2 stops16h 41m
Delta
Sun 5/409:15
SOU
-
BWI
2 stops17h 59m
Delta
Deal found 8/2£825
Fri 31/706:10
BWI
-
SOU
2 stops21h 35m
Multiple Airlines
Sat 8/809:15
SOU
-
BWI
2 stops27h 53m
Multiple Airlines
Deal found 7/2£842

Find flight deals from Baltimore to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Southampton (SOU). 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 8 February 2026.

Round-trip from

£563

Popular in

June

Cheapest in

September

Average price

£471
22/3-29/3
  • 22/3-29/3
  • 4 total stops
  • 31h 00m total
  • Baltimore to Southampton
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£52 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 8 February 2026.
Use the filters below to find and compare flights from Baltimore to Southampton that are best for you.

Fly from

Baltimore

Fly to

Southampton

Route

Depart

Return

Price

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sun 22/3

20:40-17:15

2 stops16h 35m

Southampton Eastleigh

Sun 29/3

10:00-19:25

2 stops14h 25m

£563

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Tue 24/3

15:35-17:00

2 stops21h 25m

Southampton Eastleigh

Tue 31/3

17:20-18:09

2 stops29h 49m

£579

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Mon 23/3

10:52-08:20

2 stops17h 28m

Southampton Eastleigh

Mon 30/3

17:20-16:49

2 stops28h 29m

£581

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Mon 23/3

20:40-15:35

2 stops14h 55m

Southampton Eastleigh

Mon 30/3

09:10-19:25

2 stops15h 15m

£679

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sun 7/6

12:15-08:35

2 stops15h 20m

Southampton Eastleigh

Sun 14/6

09:15-23:44

2 stops19h 29m

£820

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sun 29/3

10:54-08:35

2 stops16h 41m

Southampton Eastleigh

Sun 5/4

09:15-22:14

2 stops17h 59m

£825

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 31/7

06:10-08:45

2 stops21h 35m

Southampton Eastleigh

Sat 8/8

09:15-08:08

2 stops27h 53m

£842

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 22/5

21:30-19:30

2 stops17h 00m

Southampton Eastleigh

Sun 31/5

09:10-19:45

2 stops15h 35m

£872

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sat 28/3

12:25-07:45

2 stops15h 20m

Southampton Eastleigh

Mon 6/4

09:05-00:53

2 stops20h 48m

£873

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Tue 24/3

10:09-07:30

3 stops41h 21m

Southampton Eastleigh

Tue 31/3

09:10-23:59

2 stops19h 49m

£897

Flights are sorted by cheapest return flights first.

Deals found on 5/2

Showing 1-10 of 12 results
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Best time to book a flight from Baltimore to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Baltimore with our price prediction graph.
Estimated return 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 Southampton

What is the cheapest month to book a flight from Baltimore to Southampton?

Currently, March is the cheapest month in which you can book a flight from Baltimore to Southampton (average of £23). Flying from Baltimore to Southampton in June is currently the most expensive (average of £512). 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 Southampton. 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 Southampton?

    A quick flight from Baltimore to Southampton can take about 21h 25m. KLM provides one of the quickest options available for as low as £579. Baltimore and Southampton are separated by a distance of 3597 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Baltimore to Southampton 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 Southampton?

    Currently, March is the cheapest month in which you can book a flight from Baltimore to Southampton (average of £23). Flying from Baltimore to Southampton in June is currently the most expensive (average of £512). 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

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How does Cheapflights help users find flights from Baltimore to Southampton?

Cheapflights helps you search for flights from Baltimore to Southampton via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Baltimore to Southampton?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Baltimore to Southampton.

Can Cheapflights find flights from Baltimore to Southampton with no change fees?

Yes! Cheapflights helps users easily find flights from Baltimore to Southampton with no change fees.

Can Cheapflights notify me if prices for flights from Baltimore to Southampton become cheaper?

Not ready to book yet? You can track prices for flights from Baltimore to Southampton on Cheapflights with our Price Alert feature and get notified when better prices are available.

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