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Cheap flights from Baltimore to Southampton from £241

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SOU
12 Oct — 19 Oct1
1 adult
1 adult, Economy

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 12 September 2025.

Round-trip from

£703

One-way from

£241

Popular in

June

Cheapest in

January

Average price

£482
Delta
  • Delta
  • 11/10-17/10
  • 4 total stops
  • 44h 04m total
  • Baltimore to Southampton
Search Deals
15/10
  • 15/10
  • 3 total stops
  • 43h 40m 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 September 2025
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Find flight deals from Baltimore to Southampton

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 12 September 2025.

Wed 10/919:29BWI - SOU
2 stops32h 16mKLM
Wed 24/909:20SOU - BWI
2 stops19h 29mKLM
Deal found 10/9£614
Sat 11/1012:00BWI - SOU
2 stops15h 45mDelta
Fri 17/1017:35SOU - BWI
2 stops28h 19mDelta
Deal found 11/9£703
Fri 10/1007:05BWI - SOU
2 stops20h 40mDelta
Fri 17/1017:35SOU - BWI
2 stops28h 19mDelta
Deal found 11/9£757
Sat 25/1020:40BWI - SOU
2 stops17h 10mMultiple Airlines
Sat 1/1109:40SOU - BWI
2 stops14h 00mMultiple Airlines
Deal found 10/9£775
Sun 26/1006:53BWI - SOU
3 stops21h 52mMultiple Airlines
Sun 2/1120:10SOU - BWI
3 stops29h 36mMultiple Airlines
Deal found 11/9£848
Sun 14/912:17BWI - SOU
2 stops15h 28mDelta
Wed 17/909:20SOU - BWI
2 stops16h 14mDelta
Deal found 10/9£856
Sat 11/1012:00BWI - SOU
2 stops15h 45mDelta
Sat 18/1018:05SOU - BWI
2 stops29h 35mDelta
Deal found 11/9£865
Sun 14/911:36BWI - SOU
2 stops16h 09mDelta
Thu 18/909:20SOU - BWI
2 stops16h 13mDelta
Deal found 10/9£1,068

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 12 September 2025.
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

Sat 11/10

12:00-08:45

2 stops15h 45m

Southampton Eastleigh

Fri 17/10

17:35-16:54

2 stops28h 19m

£703

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 10/10

07:05-08:45

2 stops20h 40m

Southampton Eastleigh

Fri 17/10

17:35-16:54

2 stops28h 19m

£757

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sat 25/10

20:40-18:50

2 stops17h 10m

Southampton Eastleigh

Sat 1/11

09:40-19:40

2 stops14h 00m

£775

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sat 11/10

12:00-08:45

2 stops15h 45m

Southampton Eastleigh

Sat 18/10

18:05-18:40

2 stops29h 35m

£865

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sun 26/10

20:40-19:20

2 stops18h 40m

Southampton Eastleigh

Sun 2/11

18:25-20:46

2 stops31h 21m

£943

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Thu 9/10

10:18-08:45

2 stops17h 27m

Southampton Eastleigh

Fri 24/10

09:20-23:13

2 stops18h 53m

£1,217

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Mon 13/10

21:35-16:20

2 stops13h 45m

Southampton Eastleigh

Mon 27/10

18:10-19:45

3 stops29h 35m

£3,927

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Wed 15/10

08:00-08:40

3 stops43h 40m

£241

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Fri 10/10

20:21-07:35

3 stops54h 14m

£267

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Mon 27/10

10:18-08:10

2 stops17h 52m

£368

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 16 results
1
2

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, September is the cheapest month in which you can book a flight from Baltimore to Southampton (average of £203). Flying from Baltimore to Southampton in November is currently the most expensive (average of £262). 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 15h 45m. Delta provides one of the quickest options available for as low as £703. 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, September is the cheapest month in which you can book a flight from Baltimore to Southampton (average of £203). Flying from Baltimore to Southampton in November is currently the most expensive (average of £262). 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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Alternative routes for Baltimore to Southampton

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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