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Cheap flights from Baltimore to Southampton from £535

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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SOU
19 Feb — 26 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 20 January 2026.

Round-trip from

£586

One-way from

£535

Popular in

June

Cheapest in

September

Average price

£480
Delta
  • Delta
  • 4/3-11/3
  • 4 total stops
  • 32h 30m total
  • Baltimore to Southampton
Search Deals
Delta
  • Delta
  • 11/6
  • 2 total stops
  • 16h 10m total
  • Baltimore to Southampton
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£53 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 January 2026
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Find 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 20 January 2026.

Wed 4/313:01
BWI
-
SOU
2 stops14h 19m
Delta
Wed 11/308:50
SOU
-
BWI
2 stops18h 11m
Delta
Deal found 17/1£586
Thu 5/315:39
BWI
-
SOU
2 stops20h 21m
Delta
Thu 12/308:50
SOU
-
BWI
2 stops17h 24m
Delta
Deal found 19/1£671
Sat 29/813:00
BWI
-
SOU
2 stops14h 45m
Delta
Mon 7/909:05
SOU
-
BWI
2 stops18h 08m
Delta
Deal found 18/1£734
Mon 27/718:10
BWI
-
SOU
2 stops18h 25m
Delta
Mon 3/809:15
SOU
-
BWI
2 stops17h 58m
Delta
Deal found 18/1£809
Fri 10/706:10
BWI
-
SOU
2 stops21h 35m
Delta
Thu 23/709:15
SOU
-
BWI
2 stops20h 00m
Delta
Deal found 19/1£830
Mon 27/721:30
BWI
-
SOU
2 stops17h 00m
Aer Lingus
Mon 3/820:00
SOU
-
BWI
2 stops26h 15m
Aer Lingus
Deal found 19/1£831
Thu 22/111:45
BWI
-
SOU
2 stops15h 40m
KLM
Sat 24/109:25
SOU
-
BWI
2 stops15h 47m
KLM
Deal found 18/1£834
Fri 12/621:30
BWI
-
SOU
2 stops16h 40m
Multiple Airlines
Mon 15/620:00
SOU
-
BWI
2 stops28h 40m
Multiple Airlines
Deal found 18/1£962
Thu 28/521:30
BWI
-
SOU
2 stops17h 00m
Aer Lingus
Mon 8/609:10
SOU
-
BWI
2 stops15h 30m
Aer Lingus
Deal found 18/1£1,013
Fri 10/719:52
BWI
-
SOU
2 stops15h 43m
Multiple Airlines
Thu 23/708:55
SOU
-
BWI
2 stops15h 45m
Multiple Airlines
Deal found 19/1£1,081
Fri 22/521:30
BWI
-
SOU
2 stops16h 40m
Aer Lingus
Sun 31/509:10
SOU
-
BWI
2 stops15h 35m
Aer Lingus
Deal found 19/1£1,105

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 20 January 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

Wed 4/3

13:01-08:20

2 stops14h 19m

Southampton Eastleigh

Wed 11/3

08:50-23:01

2 stops18h 11m

£586

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Thu 5/3

15:39-17:00

2 stops20h 21m

Southampton Eastleigh

Thu 12/3

08:50-22:14

2 stops17h 24m

£671

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 10/7

06:10-08:45

2 stops21h 35m

Southampton Eastleigh

Thu 23/7

09:15-00:15

2 stops20h 00m

£830

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 12/6

21:30-19:10

2 stops16h 40m

Southampton Eastleigh

Mon 15/6

20:00-19:40

2 stops28h 40m

£962

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 10/7

19:52-16:35

2 stops15h 43m

Southampton Eastleigh

Thu 23/7

08:55-19:40

2 stops15h 45m

£1,081

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 22/5

21:30-19:10

2 stops16h 40m

Southampton Eastleigh

Sun 31/5

09:10-19:45

2 stops15h 35m

£1,105

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Wed 4/2

20:35-20:05

2 stops18h 30m

Southampton Eastleigh

Sun 8/2

18:20-18:45

2 stops53h 25m

£3,326

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 6/2

20:35-16:40

2 stops15h 05m

Southampton Eastleigh

Tue 10/2

16:30-18:45

2 stops31h 15m

£3,329

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Thu 26/3

21:35-16:20

2 stops14h 45m

Southampton Eastleigh

Wed 8/4

06:50-19:40

2 stops17h 50m

£3,341

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Thu 11/6

18:10-16:50

2 stops17h 40m

£535

Flights are sorted by cheapest return flights first.

Deals found on 18/1

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 £533). 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 14h 19m. Delta provides one of the quickest options available for as low as £586. 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 £533). 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

Browse thousands of different options on Cheapflights for your next trip

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Fly with Cheapflights

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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.

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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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