How far in advance should I book a flight from Washington, D.C. Reagan-National Airport to Southampton?

Find a great deal and save up to 16% by booking at least 39 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington, D.C. Reagan-National Airport to Southampton within the next two weeks, with the cheapest ticket starting at $800.

What is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Southampton?

January is one of the best times of the year to fly to Southampton from Washington, D.C. Reagan-National Airport. Prices for January average $747 per person but you can even find prices for as low as $385. The most expensive prices can be found in the month of June. Opting for a January flight can save you 34% on your journey compared to booking in June

Most accurate provider : When it comes to deals on Washington, D.C. Reagan-National Airport-Southampton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Southampton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Southampton flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Reagan-National Airport-Southampton flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Southampton flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Southampton from Washington, D.C. Reagan-National?

If you book a flight to Southampton from Washington, D.C. Reagan-National, you will be flying to Eastleigh, which is the city’s only airport. Southampton Eastleigh (SOU) is located 3.5 mi from the center of Southampton. There are 0 flights from Washington, D.C. Reagan-National to Eastleigh per day from 0 different airlines.

Can I find deals for flights from Reagan-National to Southampton that include hotel bookings?

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

How can I find direct flights from Reagan-National to Southampton?

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

Can I find deals for business class flights from Reagan-National to Southampton?

Yes. Cheapflights offers flight deals from Reagan-National 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.

$492+ Flights from Washington, D.C. Reagan-National Airport to Southampton

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Cheap flight deals from Reagan-National to Southampton

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$921 (Delta)
One-way from	$492 (KLM)
Popular in	June
Cheapest in	January
Average price	$673

Provider with most accurate pricing for Washington, D.C. Reagan-National-Southampton Eastleigh flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Southampton Eastleigh flights.

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From Washington, D.C. Reagan-National to Southampton Eastleigh

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One-way flight from Washington, D.C. Reagan-National to Southampton Eastleigh

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Highest demand for flights based on searches. 14% potential increase in price ($128 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Find flight deals from Reagan-National to Southampton

Cheapest flights from Reagan-National to Southampton
Explore the most affordable flight options available from Reagan-National to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 27, 2025.

sáb. 5/1011:10 amDCA - SOU

2 stops16h 35mDelta

sáb. 5/179:20 amSOU - DCA

2 stops18h 40mDelta

Deal found 3/25

$921

jue. 5/296:00 amDCA - SOU

3 stops28h 35mMultiple Airlines

dom. 6/88:00 pmSOU - DCA

2 stops31h 28mMultiple Airlines

Deal found 3/26

$978

Best flights from Reagan-National to Southampton
Discover carefully curated flight deals from Reagan-National to Southampton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated marzo 27, 2025.

sáb. 5/1011:10 amDCA - SOU

2 stops16h 35mDelta

sáb. 5/179:20 amSOU - DCA

2 stops18h 40mDelta

Deal found 3/25

$921

jue. 5/296:00 amDCA - SOU

3 stops28h 35mMultiple Airlines

dom. 6/88:00 pmSOU - DCA

2 stops31h 28mMultiple Airlines

Deal found 3/26

$978

One-way flights from Reagan-National to Southampton
Search for one-way flight options from Reagan-National to Southampton. Find affordable one-way fares based on user searches. Data last updated marzo 27, 2025.

mié. 4/301:25 pmDCA - SOU

2 stops14h 20mKLM

Deal found 3/26

$492

jue. 5/156:00 amDCA - SOU

3 stops32h 30mMultiple Airlines

Deal found 3/26

$550

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

sáb. 5/10

11:10 am-8:45 am

2 stops16h 35m

Southampton Eastleigh

sáb. 5/17

9:20 am-11:00 pm

2 stops18h 40m

$921

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

jue. 5/29

6:00 am-3:35 pm

3 stops28h 35m

Southampton Eastleigh

dom. 6/8

8:00 pm-10:28 pm

2 stops31h 28m

$978

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

mié. 4/30

1:25 pm-8:45 am

2 stops14h 20m

$492

Washington, D.C.Southampton

DCA - SOU

DCASOU

Washington, D.C. Reagan-National

jue. 5/15

6:00 am-7:30 pm

3 stops32h 30m

$550

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Compare providers for flights from Reagan-National to Southampton

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Southampton in March.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Southampton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Southampton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Southampton flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Southampton flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Southampton flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Reagan-National to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Reagan-National 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Southampton

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Southampton?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Southampton (average of $787). Flying from Washington, D.C. Reagan-National Airport to Southampton in June is currently the most expensive (average of $1,308). 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.

What is the cheapest time of day to fly from DCA to SOU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Southampton as you normally would.

Rainfall in Southampton by month

In terms of precipitation, rainfall in Southampton ranges from 1.0 - 3.0 inches per month. December is typically the wettest month, when rainfall can reach 3.0 in. July is typically the driest time to visit Southampton when rainfall is around 1.0 in.

Temperature in Southampton 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 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Southampton

Delta

8.0

Very good

7,895 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,895 reviews

Delta

8.0

Very good

7,895 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,319 reviews

Delta

8.0

Very good

7,895 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly into for flights to Southampton from Washington, D.C. Reagan-National?
If you book a flight to Southampton from Washington, D.C. Reagan-National, you will be flying to Eastleigh, which is the city’s only airport. Southampton Eastleigh (SOU) is located 3.5 mi from the center of Southampton. There are 0 flights from Washington, D.C. Reagan-National to Eastleigh per day from 0 different airlines.
Can I find deals for flights from Reagan-National to Southampton that include hotel bookings?
Yes. In addition to deals on Reagan-National to Southampton flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Southampton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Southampton.
Can I find deals for business class flights from Reagan-National to Southampton?
Yes. Cheapflights offers flight deals from Reagan-National 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 Washington, D.C. Reagan-National Airport to Southampton?
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Southampton (average of $787). Flying from Washington, D.C. Reagan-National Airport to Southampton in June is currently the most expensive (average of $1,308). 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.

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$492+ Cheap flights from Reagan-National (DCA) to Southampton (SOU)

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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Southampton with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Reagan-National to Southampton

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Reagan-National to Southampton

Cheapest flights from Reagan-National to SouthamptonExplore the most affordable flight options available from Reagan-National to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 27, 2025.

Explore the most affordable flight options available from Reagan-National to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 27, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Southampton that are best for you.

Compare providers for flights from Reagan-National to Southampton

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Southampton in March.

Best time to book a flight from Reagan-National to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Reagan-National with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Southampton

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Southampton?

What is the cheapest time of day to fly from DCA to SOU?

Find hourly flight availability from Reagan-National to Southampton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 27, 2025.

Rainfall in Southampton by month

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

Temperature in Southampton by month

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

Reviews of airlines servicing Southampton

Related info for your journey

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

What airport do you fly into for flights to Southampton from Washington, D.C. Reagan-National?

Can I find deals for flights from Reagan-National to Southampton that include hotel bookings?

How can I find direct flights from Reagan-National to Southampton?

Can I find deals for business class flights from Reagan-National to Southampton?

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Southampton?

Browse thousands of different options on Cheapflights for your next trip

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Cheapest flights from Reagan-National to Southampton
Explore the most affordable flight options available from Reagan-National to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 27, 2025.