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Cheap flights from Baltimore to Southampton from £254

BWI — SOU
1 Oct — 8 Oct1
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

Tue 13/1020:30 -
2 stops18h 00m
Tue 20/1009:15 -
2 stops18h 00m
Deal found 29/8£645
Sun 1/1119:40 -
2 stops16h 35m
Thu 5/1119:40 -
2 stops26h 25m
Deal found 1/9£815
Thu 15/1020:30 -
2 stops18h 00m
Thu 22/1009:20 -
2 stops17h 55m
Deal found 31/8£821
Thu 15/1018:32 -
2 stops17h 18m
Thu 22/1009:05 -
2 stops18h 53m
Deal found 31/8£873
Wed 2/914:57 -
2 stops20h 53m
Sun 6/909:15 -
2 stops18h 58m
Deal found 31/8£954
Fri 2/1019:15 -
2 stops16h 35m
Tue 6/1009:05 -
2 stops17h 23m
Deal found 1/9£964
Sun 11/1021:35 -
2 stops30h 05m
Sat 17/1020:00 -
2 stops28h 45m
Deal found 1/9£1,038

Find flight deals from Baltimore to Southampton

Round-trip from

£645

One-way from

£254

Popular in

June

Cheapest in

January

Average price

£644
13/10-20/10
  • 13/10-20/10
  • 4 total stops
  • 36h 00m total
  • Baltimore to Southampton
Search Deals
11/10
  • 11/10
  • 3 total stops
  • 31h 10m total
  • Baltimore to Southampton
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£109 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 September 2026
Search Deals

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

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Tue 13/10

20:30-19:30

2 stops18h 00m

Southampton Eastleigh

Tue 20/10

09:15-22:15

2 stops18h 00m

£645

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Thu 15/10

18:32-16:50

2 stops17h 18m

Southampton Eastleigh

Thu 22/10

09:05-22:58

2 stops18h 53m

£873

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Sun 1/11

19:40-19:25

3 stops18h 45m

Southampton Eastleigh

Thu 5/11

19:40-17:05

2 stops26h 25m

£879

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Fri 2/10

19:15-16:50

2 stops16h 35m

Southampton Eastleigh

Tue 6/10

09:05-21:28

2 stops17h 23m

£964

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Sun 11/10

21:35-08:40

2 stops30h 05m

Southampton Eastleigh

Sat 17/10

20:00-19:45

2 stops28h 45m

£1,038

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Wed 14/10

09:50-08:35

2 stops17h 45m

Southampton Eastleigh

Fri 16/10

09:05-22:58

2 stops18h 53m

£1,085
Fastest return journey

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Sun 11/10

13:03-08:35

2 stops14h 32m

Southampton Eastleigh

Sat 17/10

09:20-23:28

2 stops19h 08m

£1,943

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

£3,689
Cheapest one-way

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Sun 11/10

20:30-08:40

3 stops31h 10m

£254
Fastest single journey

BaltimoreSouthampton

BWI Baltimore/Washington - SOU Southampton Eastleigh

BWISOU

Baltimore/Washington

Sat 12/9

14:03-08:45

2 stops13h 42m

£508

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Showing 1-10 of 11 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

Related info for your journey

  • How long is the flight from Baltimore to Southampton?

    A quick flight from Baltimore to Southampton can take about 17h 18m. Delta provides one of the quickest options available for as low as £873. 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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