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Cheap flights from Baltimore to Southampton from £503

BWI — SOU
22 Sep — 29 Sep1
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

Wed 7/1019:50 -
2 stops16h 00m
Wed 14/1009:15 -
2 stops18h 43m
Deal found 23/8£829
Mon 5/1012:30 -
2 stops15h 05m
Mon 12/1017:20 -
2 stops28h 31m
Deal found 21/8£862
Mon 5/1020:30 -
3 stops30h 35m
Mon 12/1020:00 -
3 stops31h 15m
Deal found 21/8£878
Mon 5/1012:30 -
2 stops15h 05m
Mon 12/1009:05 -
2 stops19h 18m
Deal found 20/8£922
Sun 4/1010:40 -
2 stops16h 55m
Sun 11/1009:15 -
2 stops18h 43m
Deal found 20/8£993
Sat 29/813:00 -
2 stops14h 45m
Mon 7/909:05 -
2 stops19h 13m
Deal found 22/8£1,043
Sun 4/1021:35 -
3 stops29h 50m
Sun 11/1009:20 -
2 stops15h 25m
Deal found 20/8£1,323

Find flight deals from Baltimore to Southampton

Round-trip from

£829

One-way from

£503

Popular in

June

Cheapest in

January

Average price

£666
Delta
  • Delta
  • 7/10-14/10
  • 4 total stops
  • 34h 43m total
  • Baltimore to Southampton
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KLM
  • KLM
  • 12/9
  • 2 total stops
  • 13h 42m total
  • Baltimore to Southampton
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£110 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Baltimore to Southampton that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Wed 7/10

19:50-16:50

2 stops16h 00m

Southampton Eastleigh

Wed 14/10

09:15-22:58

2 stops18h 43m

£829

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Mon 5/10

12:30-08:35

2 stops15h 05m

Southampton Eastleigh

Mon 12/10

17:20-16:51

2 stops28h 31m

£862

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Sun 4/10

10:40-08:35

2 stops16h 55m

Southampton Eastleigh

Sun 11/10

09:15-22:58

2 stops18h 43m

£993

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Sun 4/10

21:35-08:25

3 stops29h 50m

Southampton Eastleigh

Sun 11/10

09:20-19:45

2 stops15h 25m

£1,323

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Sun 10/1

18:55-09:45

2 stops33h 50m

Southampton Eastleigh

Thu 14/1

08:55-17:05

2 stops37h 10m

£3,659
Cheapest one-way
Fastest single journey

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Sat 12/9

14:03-08:45

2 stops13h 42m

£503

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Sat 5/9

11:03-08:45

2 stops16h 42m

£503

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Sat 5/9

13:00-08:45

2 stops14h 45m

£607

Flights are sorted by cheapest return flights first.

Deals found on 23/8

Sorted by cheapest first

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

Related info for your journey

  • How long is the flight from Baltimore to Southampton?

    A quick flight from Baltimore to Southampton can take about 16h. Delta provides one of the quickest options available for as low as £829. 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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