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Cheap flights from Baltimore to Southampton from £383

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SOU
15 Jun — 22 Jun1
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 16 May 2026.

Wed 30/912:00
BWI
-
SOU
2 stops15h 35m
Delta
Mon 5/1017:20
SOU
-
BWI
2 stops27h 30m
Delta
Deal found 13/5£838
Mon 3/809:00
BWI
-
SOU
2 stops27h 35m
Delta
Wed 12/818:05
SOU
-
BWI
2 stops34h 08m
Delta
Deal found 15/5£873
Mon 3/818:20
BWI
-
SOU
2 stops18h 15m
Delta
Tue 11/818:05
SOU
-
BWI
2 stops28h 42m
Delta
Deal found 15/5£893
Sat 1/807:28
BWI
-
SOU
2 stops20h 17m
Delta
Thu 13/818:05
SOU
-
BWI
2 stops34h 08m
Delta
Deal found 15/5£910
Sun 2/818:22
BWI
-
SOU
2 stops33h 23m
Delta
Wed 12/809:15
SOU
-
BWI
2 stops16h 58m
Delta
Deal found 15/5£918
Sat 1/807:28
BWI
-
SOU
2 stops20h 17m
Delta
Tue 11/818:05
SOU
-
BWI
2 stops27h 44m
Delta
Deal found 15/5£930
Mon 3/818:20
BWI
-
SOU
2 stops18h 15m
Delta
Sat 15/817:30
SOU
-
BWI
2 stops34h 43m
Delta
Deal found 15/5£938
Sun 2/818:22
BWI
-
SOU
2 stops33h 23m
Delta
Tue 11/818:05
SOU
-
BWI
2 stops27h 44m
Delta
Deal found 15/5£939
Mon 10/823:20
BWI
-
SOU
3 stops16h 25m
Multiple Airlines
Tue 25/819:55
SOU
-
BWI
3 stops28h 30m
Multiple Airlines
Deal found 12/5£939
Tue 19/511:05
BWI
-
SOU
2 stops16h 30m
KLM
Wed 3/617:20
SOU
-
BWI
2 stops27h 26m
KLM
Deal found 13/5£941
Mon 3/818:20
BWI
-
SOU
2 stops18h 15m
Delta
Fri 14/818:05
SOU
-
BWI
2 stops44h 14m
Delta
Deal found 15/5£943
Sat 1/807:28
BWI
-
SOU
2 stops20h 17m
Delta
Sat 15/817:30
SOU
-
BWI
2 stops34h 43m
Delta
Deal found 15/5£975

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 16 May 2026.

Round-trip from

£838

One-way from

£383

Popular in

June

Cheapest in

January

Average price

£659
Delta
  • Delta
  • 30/9-7/10
  • 4 total stops
  • 31h 16m total
  • Baltimore to Southampton
Search Deals
Delta
  • Delta
  • 5/9
  • 2 total stops
  • 17h 45m total
  • Baltimore to Southampton
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£91 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 16 May 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

Cheapest return flight

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Wed 30/9

12:00-08:35

2 stops15h 35m

Southampton Eastleigh

Mon 5/10

17:20-15:50

2 stops27h 30m

£838
Fastest return journey

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Tue 11/8

13:45-08:45

2 stops14h 00m

Southampton Eastleigh

Wed 26/8

09:15-21:13

2 stops16h 58m

£838

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Mon 3/8

14:18-17:35

2 stops22h 17m

Southampton Eastleigh

Thu 13/8

18:05-23:13

2 stops34h 08m

£873

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Mon 3/8

09:00-17:35

2 stops27h 35m

Southampton Eastleigh

Wed 12/8

18:05-23:13

2 stops34h 08m

£873

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Mon 3/8

18:20-17:35

2 stops18h 15m

Southampton Eastleigh

Tue 11/8

18:05-17:47

2 stops28h 42m

£893

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sat 1/8

07:28-08:45

2 stops20h 17m

Southampton Eastleigh

Tue 11/8

18:05-16:49

2 stops27h 44m

£930

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Mon 10/8

23:20-20:45

3 stops16h 25m

Southampton Eastleigh

Tue 25/8

19:55-19:25

3 stops28h 30m

£939

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sun 2/8

18:22-08:45

2 stops33h 23m

Southampton Eastleigh

Sat 15/8

17:30-23:13

2 stops34h 43m

£984

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sat 29/8

13:00-08:45

2 stops14h 45m

Southampton Eastleigh

Mon 7/9

09:05-22:42

2 stops18h 37m

£989

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Mon 1/6

12:31-08:35

2 stops15h 04m

Southampton Eastleigh

Wed 17/6

09:05-21:25

2 stops17h 20m

£1,041

Flights are sorted by cheapest return flights first.

Deals found on 15/5

Showing 1-10 of 15 resultsSorted by cheapest first
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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.

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 15h 35m. Delta provides one of the quickest options available for as low as £838. 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.

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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