In terms of precipitation, rainfall in London Southend Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Southend Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to London Southend Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

How far in advance should I book a flight from State of Washington to London Southend Airport?

Users have found that booking a flight from State of Washington to London Southend Airport at least 51 days early can save you up to 44% on average compared to booking a flight this week. If booking 51 days before your flight isn’t an option for you, users have found flights from State of Washington to London Southend Airport for as little as $805 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $981 for flights departing within the next 3 days.

What is the cheapest month to fly from State of Washington to London Southend Airport?

Our data shows that October tends to be the cheapest month to fly to London Southend Airport from State of Washington. Users have commonly found prices around $768 for the month, but tickets can be as low as $539. Due to multiple factors, prepare for potentially higher prices in June.

What is the cheapest time of day to fly from WA to SEN?

When flying from State of Washington to London Southend Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Washington to Southend that include hotel bookings?

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

How can I find direct flights from Washington to Southend?

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

Can I find deals for business class flights from Washington to Southend?

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

$274+ Flights from Washington to London Southend Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Washington to Southend 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 Washington to Southend

Round-trip from	$690 (Mytrip)
One-way from	$274 (Kiwi.com)
Popular in	June
Cheapest in	October
Average price	$935

From Washington to London Southend

Search Deals

One-way flight from Washington to London Southend

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($136 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Washington to Southend

Cheapest flights from Washington to Southend
Explore the most affordable flight options available from Washington to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Wed 10/223:20 pmPDX - SEN

2 stops21h 30mMultiple Airlines

Fri 10/318:00 amSEN - PDX

2 stops17h 00mMultiple Airlines

Deal found 7/31

$690

Wed 11/53:10 pmSEA - SEN

2 stops21h 50mMultiple Airlines

Wed 11/197:10 amSEN - SEA

3 stops22h 56mMultiple Airlines

Deal found 7/30

$871

Best flights from Washington to Southend
Discover carefully curated flight deals from Washington to Southend that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 31, 2025.

Wed 10/223:20 pmPDX - SEN

2 stops21h 30mMultiple Airlines

Fri 10/318:00 amSEN - PDX

2 stops17h 00mMultiple Airlines

Deal found 7/31

$690

Wed 11/53:10 pmSEA - SEN

2 stops21h 50mMultiple Airlines

Wed 11/197:10 amSEN - SEA

3 stops22h 56mMultiple Airlines

Deal found 7/30

$871

Last-minute flights from Washington to Southend
Discover last-minute flight deals from Washington to Southend. Data last updated July 31, 2025 and is based on user searches.

Wed 8/61:50 pmSEA - SEN

2 stops23h 00mMultiple Airlines

Thu 8/145:40 pmSEN - SEA

2 stops32h 58mMultiple Airlines

Deal found 7/31

$1,690

Wed 8/1310:05 amPDX - SEN

3 stops26h 45mMultiple Airlines

Thu 8/215:40 pmSEN - PDX

3 stops37h 21mMultiple Airlines

Deal found 7/31

$1,279

Wed 8/131:50 pmSEA - SEN

2 stops23h 00mMultiple Airlines

Thu 8/215:40 pmSEN - SEA

2 stops32h 58mMultiple Airlines

Deal found 7/28

$1,558

One-way flights from Washington to Southend
Search for one-way flight options from Washington to Southend. Find affordable one-way fares based on user searches. Data last updated July 31, 2025.

Wed 10/158:50 amSEA - SEN

3 stops28h 00mMultiple Airlines

Deal found 7/29

$274

Wed 10/810:34 amPDX - SEN

3 stops26h 16mMultiple Airlines

Deal found 7/31

$287

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to London Southend Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandLondon

PDX - SEN

PDXSEN

Portland

Wed 10/22

3:20 pm-8:50 pm

2 stops21h 30m

London Southend

Fri 10/31

8:00 am-6:00 pm

2 stops17h 00m

$690

SeattleLondon

SEA - SEN

SEASEN

Seattle/Tacoma Intl

Wed 11/5

3:10 pm-9:00 pm

2 stops21h 50m

London Southend

Wed 11/19

7:10 am-10:06 pm

3 stops22h 56m

$871

SeattleLondon

SEA - SEN

SEASEN

Seattle/Tacoma Intl

Wed 10/15

8:50 am-8:50 pm

3 stops28h 00m

$274

PortlandLondon

PDX - SEN

PDXSEN

Portland

Wed 10/8

10:34 am-8:50 pm

3 stops26h 16m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Washington to Southend

Have a flexible travel schedule? Discover the best time to fly to Southend from Washington 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 to London Southend Airport

No data available for this route at this time. Please check back soon.

Related info for your journey

Can I find deals for flights from Washington to Southend that include hotel bookings?
Yes. In addition to deals on Washington to Southend flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington to Southend?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Southend.
Can I find deals for business class flights from Washington to Southend?
Yes. Cheapflights offers flight deals from Washington to Southend by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Hounslow

Hayes

Thornton Heath

Harrow

Canterbury

Dover

Orpington

Watford

Gatwick

Borehamwood

Dartford

Aylesbury

Chelmsford

Folkestone

Southend-on-Sea

Chichester

Arundel

Milton Keynes

Bishop's Stortford

Eastbourne

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Washington to Southend

John F Kennedy Intl to Heathrow flights

Newark to Heathrow flights

John F Kennedy Intl to Gatwick flights

John F Kennedy Intl to London City flights

Newark to Gatwick flights

LaGuardia to Heathrow flights

Newark to London City flights

John F Kennedy Intl to Stansted flights

LaGuardia to Gatwick flights

Boston to Heathrow flights

O'Hare Intl to Heathrow flights

John F Kennedy Intl to Luton flights

Dulles Intl to Heathrow flights

Los Angeles to Heathrow flights

Newark to Stansted flights

San Francisco to Heathrow flights

Seattle to Heathrow flights

Baltimore to Heathrow flights

Newark to Luton flights

Dallas/Fort Worth to Heathrow flights

Miami to Heathrow flights

Boston to Gatwick flights

Philadelphia to Heathrow flights

Atlanta to Heathrow flights

Orlando to Heathrow flights

Hobby to Heathrow flights

Reagan-National to Heathrow flights

Denver to Heathrow flights

O'Hare Intl to Gatwick flights

Boston to London City flights

Dulles Intl to Gatwick flights

O'Hare Intl to London City flights

Dulles Intl to London City flights

Seattle to Gatwick flights

Los Angeles to London City flights

Baltimore to Gatwick flights

San Francisco to Gatwick flights

LaGuardia to Stansted flights

Reagan-National to Gatwick flights

George Bush Intcntl to Heathrow flights

San Francisco to London City flights

Dallas/Fort Worth to Gatwick flights

Los Angeles to Gatwick flights

Orlando to Gatwick flights

Seattle to London City flights

Minneapolis to Heathrow flights

Tampa to Heathrow flights

Midway to Heathrow flights

Charlotte to Heathrow flights

Detroit to Heathrow flights

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.

$274+ Cheap flights from Washington to Southend (SEN)

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington to Southend with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Washington to Southend

Keep the following information in mind while searching for Washington to Southend flight deals. Data was last updated July 31, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Washington to Southend

Cheapest flights from Washington to SouthendExplore the most affordable flight options available from Washington to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Explore the most affordable flight options available from Washington to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to London Southend Airport that are best for you.

Best time to book a flight from Washington to Southend

Have a flexible travel schedule? Discover the best time to fly to Southend from Washington with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington to London Southend Airport

Related info for your journey

Find useful and relevant information for your journey from Washington to Southend. 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 Washington to Southend that include hotel bookings?

How can I find direct flights from Washington to Southend?

Can I find deals for business class flights from Washington to Southend?

Traveling to a place near London Southend Airport?

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.

Alternative routes for Washington to Southend

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Washington to Southend
Explore the most affordable flight options available from Washington to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.