What airlines fly to Southampton?

British Airways, Iberia and United Airlines are the top three most popular airlines that fly to Southampton from District of Columbia according to our data. British Airways is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Southampton. Keep in mind that there are 17 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from District of Columbia to Southampton Eastleigh Airport?

Prices for flights from District of Columbia to Southampton Eastleigh Airport are refreshed on a daily basis.

How many operators does momondo search for flights from District of Columbia to Southampton Eastleigh Airport?

As of September 2025, there are 2 operators available to choose from for flights from District of Columbia to Southampton Eastleigh Airport.

How old do you have to be to fly from District of Columbia to Southampton Eastleigh Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Southampton Eastleigh Airport.

What documentation or ID do you need to fly to Southampton Eastleigh Airport?

The required travel and health documents for your Southampton Eastleigh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southampton Eastleigh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$760 Cheap Flights from District of Columbia to Southampton in 2025/26

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Find the cheapest flights from District of Columbia to London

Round-trip

One-way

Last minute

Cheap round-trip flights

7:05 pm - 5:00 pmIAD-SOU

17h 55m1 stop

8:40 am - 4:05 pmSOU-IAD

12h 25m1 stop

$760KLM

Find Deal

週一, 10月 27 - 週一, 11月 3

5:52 pm - 5:00 pmIAD-SOU

19h 08m2 stops

8:40 am - 4:05 pmSOU-IAD

12h 25m1 stop

$765Delta

Find Deal

週一, 10月 27 - 週一, 11月 3

12:42 pm - 8:10 amDCA-SOU

15h 28m2 stops

8:40 am - 10:59 pmSOU-DCA

19h 19m2 stops

$775KLM

Find Deal

週一, 10月 27 - 週一, 11月 3

12:11 pm - 8:20 amIAD-SOU

15h 09m2 stops

8:40 am - 7:08 pmSOU-IAD

15h 28m2 stops

$775KLM

Find Deal

週三, 11月 12 - 週三, 11月 19

9:45 am - 2:10 pmIAD-SOU

23h 25m3 stops

2:25 pm - 4:40 pmSOU-IAD

31h 15m2 stops

$864Multiple Airlines

Find Deal

週三, 11月 12 - 週三, 11月 19

2:30 pm - 7:40 pmIAD-SOU

25h 10m2 stops

9:30 am - 11:45 amSOU-IAD

31h 15m2 stops

$878Multiple Airlines

Find Deal

週一, 10月 27 - 週一, 11月 3

5:20 pm - 8:05 amIAD-SOU

9h 45m1 stop

9:40 am - 6:55 pmSOU-IAD

14h 15m1 stop

$1,083Aer Lingus

Find Deal

週二, 10月 14 - 週六, 10月 18

5:05 pm - 8:45 amIAD-SOU

10h 40m1 stop

9:30 am - 7:30 pmSOU-IAD

15h 00m1 stop

$1,097Aer Lingus

Find Deal

週六, 11月 8 - 週六, 11月 15

5:05 pm - 3:35 pmIAD-SOU

17h 30m1 stop

8:55 am - 3:35 pmSOU-IAD

35h 40m2 stops

$1,420British Airways

Find Deal

週六, 11月 8 - 週六, 11月 15

9:00 pm - 3:35 pmIAD-SOU

13h 35m1 stop

6:25 pm - 7:55 pmSOU-IAD

30h 30m3 stops

$1,829British Airways

Find Deal

週六, 12月 20 - 週日, 12月 21

Aer Lingus flights from District of Columbia to Southampton

Our best Aer Lingus deals on District of Columbia to Southampton flight tickets

Aer Lingus

Oct 14

IAD5:20 pmWashington, D.C. Dulles Intl

9h 45m

1 stop

SOU8:05 amSouthampton Eastleigh

Oct 18

SOU9:40 amSouthampton Eastleigh

14h 15m

1 stop

IAD6:55 pmWashington, D.C. Dulles Intl

$1,083

Find similar

Aer Lingus

Nov 8

IAD5:05 pmWashington, D.C. Dulles Intl

10h 40m

1 stop

SOU8:45 amSouthampton Eastleigh

Nov 15

SOU9:30 amSouthampton Eastleigh

15h 00m

1 stop

IAD7:30 pmWashington, D.C. Dulles Intl

$1,097

Find similar

Aer Lingus

Nov 8

IAD5:05 pmWashington, D.C. Dulles Intl

17h 30m

1 stop

SOU3:35 pmSouthampton Eastleigh

Nov 15

SOU9:30 amSouthampton Eastleigh

15h 00m

1 stop

IAD7:30 pmWashington, D.C. Dulles Intl

$1,217

Find similar

Delta flights from District of Columbia to Southampton

Our best Delta deals on District of Columbia to Southampton flight tickets

Delta

Oct 27

IAD5:52 pmWashington, D.C. Dulles Intl

19h 08m

2 stops

SOU5:00 pmSouthampton Eastleigh

Nov 3

SOU8:40 amSouthampton Eastleigh

12h 25m

1 stop

IAD4:05 pmWashington, D.C. Dulles Intl

$765

Find similar

Delta

Oct 14

DCA12:15 pmWashington, D.C. Reagan-National

15h 30m

2 stops

SOU8:45 amSouthampton Eastleigh

Oct 18

SOU9:20 amSouthampton Eastleigh

18h 39m

2 stops

DCA10:59 pmWashington, D.C. Reagan-National

$1,316

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

週一 10/27

7:05 pm-5:00 pm

1 stop17h 55m

Southampton Eastleigh

週一 11/3

8:40 am-4:05 pm

1 stop12h 25m

$760

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

週一 10/27

5:52 pm-5:00 pm

2 stops19h 08m

Southampton Eastleigh

週一 11/3

8:40 am-4:05 pm

1 stop12h 25m

$765

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

週一 10/27

12:42 pm-8:10 am

2 stops15h 28m

Southampton Eastleigh

週一 11/3

8:40 am-10:59 pm

2 stops19h 19m

$775

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

週三 11/12

12:11 pm-8:20 am

2 stops15h 09m

Southampton Eastleigh

週三 11/19

8:40 am-7:08 pm

2 stops15h 28m

$775

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

週三 11/12

9:45 am-2:10 pm

3 stops23h 25m

Southampton Eastleigh

週三 11/19

2:25 pm-4:40 pm

2 stops31h 15m

$864

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

週一 10/27

2:30 pm-7:40 pm

2 stops25h 10m

Southampton Eastleigh

週一 11/3

9:30 am-11:45 am

2 stops31h 15m

$878

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

週二 10/14

5:20 pm-8:05 am

1 stop9h 45m

Southampton Eastleigh

週六 10/18

9:40 am-6:55 pm

1 stop14h 15m

$1,083

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

週六 11/8

5:05 pm-8:45 am

1 stop10h 40m

Southampton Eastleigh

週六 11/15

9:30 am-7:30 pm

1 stop15h 00m

$1,097

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

週六 11/8

5:05 pm-3:35 pm

1 stop17h 30m

Southampton Eastleigh

週六 11/15

8:55 am-3:35 pm

2 stops35h 40m

$1,420

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

週六 12/20

9:00 pm-3:35 pm

1 stop13h 35m

Southampton Eastleigh

週日 12/21

6:25 pm-7:55 pm

3 stops30h 30m

$1,829

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from District of Columbia to Southampton

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Southampton?

On average, the least expensive day to fly to Southampton from District of Columbia is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $859. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from District of Columbia to Southampton for around $1,103.

What is the cheapest time of day to depart on your flight to Southampton?

Flying to Southampton from District of Columbia in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $936 when looking at flights departing in the afternoon. Flights to Southampton are more costly in the morning, with an average ticket price of $1,201. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap District of Columbia to Southampton flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Southampton

Direct flights	None

There are no direct flights from District of Columbia to Southampton. There are no popular flight routes from District of Columbia to Southampton.

Search flight deals

When did momondo last update prices for flights from District of Columbia to Southampton Eastleigh Airport?
Prices for flights from District of Columbia to Southampton Eastleigh Airport are refreshed on a daily basis.
How many operators does momondo search for flights from District of Columbia to Southampton Eastleigh Airport?
As of September 2025, there are 2 operators available to choose from for flights from District of Columbia to Southampton Eastleigh Airport.
How old do you have to be to fly from District of Columbia to Southampton Eastleigh Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Southampton Eastleigh Airport.
What documentation or ID do you need to fly to Southampton Eastleigh Airport?
The required travel and health documents for your Southampton Eastleigh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southampton Eastleigh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from District of Columbia to Southampton

Compare and see reviews for airlines that fly from District of Columbia to Southampton with momondo

Airline	Rating	Free Cancellation	Price
Aer Lingus	PriceFrom $677	Free Cancellation	Rating 7.2 1,306 reviews		Search Aer Lingus flights
Delta	PriceFrom $785	Free Cancellation	Rating 7.9 7,964 reviews		Search Delta flights

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Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Southampton?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from District of Columbia to Southampton. momondo saves you time and could save you money on your trip.

Can I find flights from District of Columbia to Southampton with flexible booking policies on momondo?

momondo does allow users to show only those flights to Southampton from District of Columbia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from District of Columbia to Southampton?

momondo provides multiple filters to help you find the best flight to Southampton from District of Columbia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from District of Columbia to Southampton right now. Can momondo alert me if prices change?

If you are not ready to book a flight from District of Columbia to Southampton now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Southampton and let you know when they change.