HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Baltimore

$525+ Cheap flights from Southampton (SOU) to Baltimore (BWI)

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BWI
May 22 — May 291
Fri 5/22
Fri 5/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Southampton to Baltimore with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Southampton to Baltimore

Cheapest flights from Southampton to Baltimore
Explore the most affordable flight options available from Southampton to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2026.

This Mytrip deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:20 am
SOU
-
BWI
2 stops15h 05m
Multiple Airlines
Tue 6/98:30 pm
BWI
-
SOU
2 stops18h 00m
Multiple Airlines
Deal found 4/18$815
This Mytrip deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/49:20 am
SOU
-
BWI
2 stops15h 05m
Multiple Airlines
Thu 6/118:30 pm
BWI
-
SOU
2 stops18h 00m
Multiple Airlines
Deal found 4/20$1,070
This ChecknFly deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:00 pm
SOU
-
BWI
2 stops27h 45m
Multiple Airlines
Thu 11/58:35 pm
BWI
-
SOU
2 stops17h 55m
Multiple Airlines
Deal found 4/21$1,089
This KLM deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:50 am
SOU
-
BWI
2 stops28h 26m
KLM
Thu 11/51:00 pm
BWI
-
SOU
2 stops14h 05m
KLM
Deal found 4/18$1,167
This Mytrip deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/69:15 am
SOU
-
BWI
3 stops18h 00m
Multiple Airlines
Sat 6/1311:20 pm
BWI
-
SOU
3 stops28h 15m
Multiple Airlines
Deal found 4/21$1,277

Find flight deals from Southampton to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Baltimore (BWI). 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 April 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$815
(Mytrip)

One-way from

$525
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$711
Provider with most accurate pricing for London (LON)-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Washington, D.C. (WAS) flights.
Search Deals
From Southampton Eastleigh to Baltimore/Washington
Search Deals
One-way flight from Southampton Eastleigh to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Southampton to Baltimore 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 2,558,603 searches. Data last updated April 22, 2026.
Use the filters below to find and compare flights from Southampton to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Tue 6/2

9:20 am-7:25 pm

2 stops15h 05m

Baltimore/Washington

Tue 6/9

8:30 pm-7:30 pm

2 stops18h 00m

$815

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Thu 6/4

9:20 am-7:25 pm

2 stops15h 05m

Baltimore/Washington

Thu 6/11

8:30 pm-7:30 pm

2 stops18h 00m

$1,070

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Sat 6/6

9:15 am-10:15 pm

3 stops18h 00m

Baltimore/Washington

Sat 6/13

11:20 pm-8:35 am

3 stops28h 15m

$1,277

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Thu 5/7

2:25 pm-7:40 pm

2 stops34h 15m

Baltimore/Washington

Mon 5/11

9:30 pm-8:55 pm

2 stops18h 25m

$1,291
Cheapest one-way

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Sat 9/5

7:25 pm-10:15 pm

2 stops31h 50m

$658

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Tue 7/14

8:00 pm-8:29 am

3 stops41h 29m

$729

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Mon 9/28

6:45 am-7:40 pm

2 stops17h 55m

$804

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Wed 5/20

8:55 am-7:40 pm

2 stops15h 45m

$1,157

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Mon 6/29

8:55 am-7:40 pm

2 stops15h 45m

$1,158
Quickest one-way

SouthamptonBaltimore

SOU - BWI

SOUBWI

Southampton Eastleigh

Sat 5/9

10:15 am-7:40 pm

2 stops14h 25m

$1,342

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Southampton to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Southampton with our price prediction graph.
Estimated round-trip 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Southampton to Baltimore that include hotel bookings?

    Yes. In addition to deals on Southampton to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Southampton to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to Baltimore.

  • Can I find deals for business class flights from Southampton to Baltimore?

    Yes. Cheapflights offers flight deals from Southampton to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.