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Cheap flights from Baltimore to Southampton from £366

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 26/9. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SOU
18 juin — 25 juin1
1 adult

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 13 juin 2025.

Round-trip from

£592

One-way from

£366

Popular in

June

Cheapest in

January

Average price

£708
2/10-13/10
  • 2/10-13/10
  • 5 total stops
  • 73h 22m total
  • Baltimore to Southampton
Search Deals
KLM
  • KLM
  • 26/9
  • 2 total stops
  • 14h 45m total
  • Baltimore to Southampton
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£60 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 13 juin 2025.

jeu. 2/1006:30BWI - SOU
3 stops31h 25mMultiple Airlines
lun. 13/1008:05SOU - BWI
2 stops41h 57mMultiple Airlines
Deal found 11/6£592
mer. 10/911:35BWI - SOU
2 stops16h 10mKLM
mer. 24/909:20SOU - BWI
2 stops19h 52mKLM
Deal found 12/6£606
dim. 27/710:28BWI - SOU
2 stops17h 17mDelta
dim. 3/809:20SOU - BWI
2 stops17h 44mDelta
Deal found 12/6£933
dim. 15/621:20BWI - SOU
2 stops13h 40mBritish Airways
ven. 20/608:30SOU - BWI
2 stops16h 05mBritish Airways
Deal found 12/6£2,849

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 13 juin 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

jeu. 2/10

06:30-18:55

3 stops31h 25m

Southampton Eastleigh

lun. 13/10

08:05-21:02

2 stops41h 57m

£592

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

mer. 10/9

11:35-08:45

2 stops16h 10m

Southampton Eastleigh

mer. 24/9

09:20-00:12

2 stops19h 52m

£606

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

dim. 27/7

10:28-08:45

2 stops17h 17m

Southampton Eastleigh

dim. 3/8

09:20-22:04

2 stops17h 44m

£933

BaltimoreSouthampton

BWI - SOU

BWISOU

Baltimore/Washington

ven. 26/9

13:00-08:45

2 stops14h 45m

£366

Flights are sorted by cheapest return flights first.

Deals found on 13/6

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.

Rainfall in Southampton by month

Plan your trip to Southampton by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southampton ranges from 25.0 - 76.0 inches per month. December is typically the wettest month, when rainfall can reach 76.0 mm. July is typically the driest time to visit Southampton when rainfall is around 25.0 mm.

Temperature in Southampton by month

Plan your trip to Southampton by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southampton, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Southampton

Get insights into the airlines that provide service to Southampton. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Southampton. Reviews last updated 13 juin 2025.
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,950 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines flying from Baltimore to Southampton round-trip?

    Currently priced at £606, KLM will fly you from Baltimore to Southampton and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as £933.

  • 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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