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Cheap flights from Baltimore to Southampton from £508

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
25 Jan — 1 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Baltimore to Southampton

Enter your travel dates to find the best prices.

Best flights from Baltimore to Southampton
Discover carefully curated flight deals from Baltimore to Southampton that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 December 2025.

Sun 8/207:22BWI - SOU
2 stops20h 28mDelta
Sun 15/217:45SOU - BWI
2 stops35h 02mDelta
Deal found 24/12£579
Sat 28/312:25BWI - SOU
2 stops15h 20mDelta
Sat 4/409:15SOU - BWI
2 stops20h 38mDelta
Deal found 24/12£723
Thu 29/120:35BWI - SOU
2 stops19h 25mBritish Airways
Mon 2/220:30SOU - BWI
2 stops27h 15mBritish Airways
Deal found 23/12£3,300
Wed 18/321:35BWI - SOU
2 stops14h 45mBritish Airways
Mon 30/306:50SOU - BWI
2 stops17h 50mBritish Airways
Deal found 25/12£3,305
Fri 6/220:35BWI - SOU
2 stops15h 05mBritish Airways
Tue 10/216:30SOU - BWI
2 stops55h 15mBritish Airways
Deal found 25/12£3,305
Thu 26/321:35BWI - SOU
2 stops14h 45mBritish Airways
Wed 1/406:50SOU - BWI
2 stops17h 50mBritish Airways
Deal found 25/12£3,317

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 26 December 2025.

Round-trip from

£579

One-way from

£508

Popular in

December

Cheapest in

September

Average price

£730
Delta
  • Delta
  • 8/2-15/2
  • 4 total stops
  • 55h 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. 6% potential increase in price (£29 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 26 December 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

Sun 8/2

07:22-08:50

2 stops20h 28m

Southampton Eastleigh

Sun 15/2

17:45-23:47

2 stops35h 02m

£579

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Sat 28/3

12:25-07:45

2 stops15h 20m

Southampton Eastleigh

Sat 4/4

09:15-00:53

2 stops20h 38m

£723

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Thu 29/1

20:35-21:00

2 stops19h 25m

Southampton Eastleigh

Mon 2/2

20:30-18:45

2 stops27h 15m

£3,300

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Wed 18/3

21:35-16:20

2 stops14h 45m

Southampton Eastleigh

Mon 30/3

06:50-19:40

2 stops17h 50m

£3,305

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 stops55h 15m

£3,305

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Thu 26/3

21:35-16:20

2 stops14h 45m

Southampton Eastleigh

Wed 1/4

06:50-19:40

2 stops17h 50m

£3,317

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

Thu 11/6

19:40-16:50

2 stops16h 10m

£508

Flights are sorted by cheapest return flights first.

Deals found on 24/12

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 £539). 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 19h 25m. Delta provides one of the quickest options available for as low as £3,300. Baltimore and Southampton are separated by a distance of 3597 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 £539). 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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