When did momondo last update prices for flights from Washington to London Southend Airport?

Prices for flights from Washington to London Southend Airport are updated daily.

How old do you have to be to fly from Washington to London Southend Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to London Southend Airport.

What documentation or ID do you need to fly to London Southend Airport?

The travel and health documents you'll need for your trip to London Southend Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Southend Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£218 Cheap Flights from State of Washington to London Southend Airport in 2025/26

1 adult

0 bags

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Washington to London

Round-trip

One-way

Last minute

Cheap return flights

15:20 - 19:35PDX-SEN

20h 15m2 stops

16:55 - 17:00SEN-PDX

32h 05m2 stops

£670

Find Deal

Thu, 23 Oct - Sun, 2 Nov

15:35 - 21:00SEA-SEN

22h 25m2 stops

07:10 - 17:00SEN-SEA

17h 50m2 stops

£731

Find Deal

Wed, 29 Oct - Wed, 5 Nov

15:35 - 21:00SEA-SEN

22h 25m2 stops

07:10 - 17:00SEN-SEA

17h 50m2 stops

£734

Find Deal

Wed, 29 Oct - Wed, 5 Nov

14:45 - 20:50PDX-SEN

22h 05m2 stops

07:15 - 17:00SEN-PDX

17h 45m2 stops

£993

Find Deal

Sat, 15 Nov - Mon, 17 Nov

19:35 - 19:40SEA-SEN

16h 05m2 stops

07:15 - 18:00SEN-SEA

17h 45m2 stops

£1,247

Find Deal

Tue, 14 Oct - Sat, 1 Nov

05:50 - 19:45SEA-SEN

29h 55m3 stops

07:10 - 18:20SEN-SEA

19h 10m2 stops

£1,322

Find Deal

Mon, 8 Dec - Sun, 21 Dec

momondo 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

Thu 23/10

15:20-19:35

2 stops20h 15m

London Southend

Sun 2/11

16:55-17:00

2 stops32h 05m

£670

SeattleLondon

SEA - SEN

SEASEN

Seattle/Tacoma Intl

Wed 29/10

15:35-21:00

2 stops22h 25m

London Southend

Wed 5/11

07:10-17:00

2 stops17h 50m

£731

SeattleLondon

SEA - SEN

SEASEN

Seattle/Tacoma Intl

Wed 29/10

15:35-21:00

2 stops22h 25m

London Southend

Wed 5/11

07:10-17:00

2 stops17h 50m

£734

PortlandLondon

PDX - SEN

PDXSEN

Portland

Sat 15/11

14:45-20:50

2 stops22h 05m

London Southend

Mon 17/11

07:15-17:00

2 stops17h 45m

£993

SeattleLondon

SEA - SEN

SEASEN

Seattle/Tacoma Intl

Tue 14/10

19:35-19:40

2 stops16h 05m

London Southend

Sat 1/11

07:15-18:00

2 stops17h 45m

£1,247

SeattleLondon

SEA - SEN

SEASEN

Seattle/Tacoma Intl

Mon 8/12

05:50-19:45

3 stops29h 55m

London Southend

Sun 21/12

07:10-18:20

2 stops19h 10m

£1,322

SeattleLondon

SEA - SEN

SEASEN

Seattle/Tacoma Intl

Mon 10/11

11:55-10:00

3 stops38h 05m

£218

SeattleLondon

SEA - SEN

SEASEN

Seattle/Tacoma Intl

Wed 15/10

13:02-20:50

2 stops23h 48m

£226

SeattleLondon

SEA - SEN

SEASEN

Seattle/Tacoma Intl

Sat 15/11

11:55-20:50

3 stops24h 55m

£227

SeattleLondon

SEA - SEN

SEASEN

Seattle/Tacoma Intl

Sat 15/11

11:07-20:15

2 stops25h 08m

£230

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington to London Southend Airport

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

How long does it take to fly to London Southend Airport?

Flight times from State of Washington to London Southend Airport vary, but if you’re flying out of Seattle and flying into London Heathrow Airport (one of the most popular routes), then the duration is 9h 20m on average. Another popular route from State of Washington to London Southend Airport is flying from Spokane to London Heathrow Airport, which will take roughly 12h 30m. Keep in mind that layovers or delays could extend your travel time.

Cheap State of Washington to London Southend Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to London Southend Airport

Direct flights	None

There are no direct flights from State of Washington to London Southend Airport. There are no popular flight routes from State of Washington to London Southend Airport.

Search flight deals

When did momondo last update prices for flights from Washington to London Southend Airport?
Prices for flights from Washington to London Southend Airport are updated daily.
How old do you have to be to fly from Washington to London Southend Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to London Southend Airport.
What documentation or ID do you need to fly to London Southend Airport?
The travel and health documents you'll need for your trip to London Southend Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Southend Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Eastbourne

Luton

Milton Keynes

Maidstone

Gatwick

Slough

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Colchester

Worthing

Chelmsford

Dover

Hayes

Dartford

Winchester

Hounslow

Stansted

Why use momondo?

Why should I use momondo to find a flight deal from Washington to London?

It is quick and easy to find Washington to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Washington to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Washington.

I’m not ready to book a flight from Washington to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.