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Cheap flights from Washington to London from $262

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to London departing on 9/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Washington to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
1:50 pm - 9:30 am
SEA
-
LCY
11h 40m
1 stop
Virgin Atlantic Logo
7:45 am - 10:00 pm
LCY
-
SEA
22h 15m
2 stops
$863Virgin Atlantic
Mon, Aug 24 - Wed, Aug 26
Virgin Atlantic Logo
5:45 pm - 6:30 pm
SEA
-
LCY
16h 45m
1 stop
Virgin Atlantic Logo
9:20 am - 4:35 pm
LCY
-
SEA
15h 15m
1 stop
$875Virgin Atlantic
Tue, Sep 29 - Tue, Oct 13
SWISS Logo
10:45 am - 6:40 pm
SEA
-
LCY
23h 55m
2 stops
SWISS Logo
9:15 am - 6:32 pm
LCY
-
SEA
17h 17m
2 stops
$876SWISS
Mon, Aug 17 - Tue, Aug 25
KLM Logo
1:50 pm - 9:30 am
SEA
-
LCY
11h 40m
1 stop
KLM Logo
10:00 am - 4:35 pm
LCY
-
SEA
14h 35m
1 stop
$877KLM
Tue, Sep 29 - Wed, Oct 14
Virgin Atlantic Logo
2:35 pm - 6:25 pm
SEA
-
LCY
19h 50m
1 stop
Virgin Atlantic Logo
6:55 pm - 11:47 am
LCY
-
SEA
24h 52m
1 stop
$878Virgin Atlantic
Mon, Nov 16 - Mon, Nov 23
SWISS Logo
1:19 pm - 5:25 pm
SEA
-
LCY
20h 06m
2 stops
SWISS Logo
7:15 pm - 6:32 pm
LCY
-
SEA
31h 17m
2 stops
$882SWISS
Wed, Sep 30 - Tue, Oct 13
Multiple Airlines Logo
10:10 am - 12:35 pm
PDX
-
LCY
18h 25m
2 stops
Multiple Airlines Logo
8:00 am - 7:06 pm
LCY
-
PDX
19h 06m
2 stops
$948Multiple Airlines
Mon, Oct 5 - Mon, Oct 19
Lufthansa Logo
1:37 pm - 5:55 pm
GEG
-
LCY
20h 18m
2 stops
Lufthansa Logo
9:15 am - 9:14 pm
LCY
-
GEG
19h 59m
2 stops
$979Lufthansa
Tue, Sep 15 - Tue, Sep 22
Lufthansa Logo
1:40 pm - 5:55 pm
GEG
-
LCY
20h 15m
2 stops
Lufthansa Logo
9:50 am - 9:05 pm
LCY
-
GEG
18h 15m
2 stops
$997Lufthansa
Sat, Oct 3 - Tue, Oct 27
Multiple Airlines Logo
6:00 am - 6:20 pm
GEG
-
LCY
28h 20m
2 stops
Multiple Airlines Logo
6:50 am - 11:58 am
LCY
-
GEG
36h 08m
2 stops
$1,142Multiple Airlines
Mon, Oct 12 - Wed, Oct 28

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KLM flights from State of Washington to London City Airport

Our best KLM deals on State of Washington to London City Airport flight tickets
KLM
Oct 7
SEA1:45 pmSeattle/Tacoma Intl
11h 45m
1 stop
LCY9:30 amLondon City
Oct 14
LCY9:20 amLondon City
15h 15m
1 stop
SEA4:35 pmSeattle/Tacoma Intl
$876
KLM
Oct 4
SEA1:45 pmSeattle/Tacoma Intl
11h 45m
1 stop
LCY9:30 amLondon City
Oct 13
LCY10:00 amLondon City
14h 35m
1 stop
SEA4:35 pmSeattle/Tacoma Intl
$877
KLM
Aug 9
SEA1:50 pmSeattle/Tacoma Intl
11h 40m
1 stop
LCY9:30 amLondon City
Aug 25
LCY10:00 amLondon City
14h 27m
1 stop
SEA4:27 pmSeattle/Tacoma Intl
$920

Lufthansa flights from State of Washington to London City Airport

Our best Lufthansa deals on State of Washington to London City Airport flight tickets
Lufthansa
Aug 11
SEA2:10 pmSeattle/Tacoma Intl
19h 45m
1 stop
LCY5:55 pmLondon City
Aug 13
LCY9:15 amLondon City
15h 44m
2 stops
SEA4:59 pmSeattle/Tacoma Intl
$897
Lufthansa
Sep 23
SEA2:10 pmSeattle/Tacoma Intl
19h 45m
1 stop
LCY5:55 pmLondon City
Oct 12
LCY6:30 pmLondon City
25h 50m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
$914
Lufthansa
Sep 29
SEA2:10 pmSeattle/Tacoma Intl
19h 45m
1 stop
LCY5:55 pmLondon City
Oct 13
LCY9:15 amLondon City
15h 44m
2 stops
SEA4:59 pmSeattle/Tacoma Intl
$915

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to London City Airport 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, momondo users made 832,500 searches. Data last updated June 28, 2026.
Use the filters below to find and compare flights from Washington to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Mon 8/24

1:50 pm-9:30 am

1 stop11h 40m

London City

Wed 8/26

7:45 am-10:00 pm

2 stops22h 15m

$863

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Tue 9/29

5:45 pm-6:30 pm

1 stop16h 45m

London City

Tue 10/13

9:20 am-4:35 pm

1 stop15h 15m

$875

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Mon 8/17

10:45 am-6:40 pm

2 stops23h 55m

London City

Tue 8/25

9:15 am-6:32 pm

2 stops17h 17m

$876
Quickest round-trip

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Tue 9/29

1:50 pm-9:30 am

1 stop11h 40m

London City

Wed 10/14

10:00 am-4:35 pm

1 stop14h 35m

$877

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Mon 11/16

2:35 pm-6:25 pm

1 stop19h 50m

London City

Mon 11/23

6:55 pm-11:47 am

1 stop24h 52m

$878

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Wed 9/30

1:19 pm-5:25 pm

2 stops20h 06m

London City

Tue 10/13

7:15 pm-6:32 pm

2 stops31h 17m

$882

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 10/5

10:10 am-12:35 pm

2 stops18h 25m

London City

Mon 10/19

8:00 am-7:06 pm

2 stops19h 06m

$948

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Tue 9/15

1:37 pm-5:55 pm

2 stops20h 18m

London City

Tue 9/22

9:15 am-9:14 pm

2 stops19h 59m

$979

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Sat 10/3

1:40 pm-5:55 pm

2 stops20h 15m

London City

Tue 10/27

9:50 am-9:05 pm

2 stops18h 15m

$997

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Mon 10/12

6:00 am-6:20 pm

2 stops28h 20m

London City

Wed 10/28

6:50 am-11:58 am

2 stops36h 08m

$1,142

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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

What is the cheapest airline that flies from Washington to London City?

Virgin Atlantic, Delta, and Iberia are the most popular carriers operating from Washington to London City

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

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

Fastest flight time

11h 40m

Direct flights

None
The fastest flight from State of Washington to London City Airport takes 11h 40m
There are no direct flights from State of Washington to London City Airport. There are no popular flight routes from State of Washington to London City Airport.
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Frequently asked questions about flying from Washington to London City Airport

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

    Prices for flights from Washington to London City Airport were last updated today.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to London City Airport.

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

    The travel and health documents you'll need for your trip to London City 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 City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Dover
Crawley
Croydon
Wembley
Stansted
Harrow
Slough
Watford
Cobham
Brentwood
Guildford
Ilford
Folkestone
Uxbridge
Romford

Why use momondo?

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

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

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

Yes. All flights to London from Washington on momondo can be compared and filtered by various policies on offer, including flexible booking.

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.

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