What is the cheapest airline that flies from London City to Seattle/Tacoma Intl?

SWISS, Lufthansa, and Virgin Atlantic are the most popular carriers operating from London City to Seattle/Tacoma Intl

When did momondo last update prices for flights from London City Airport to Seattle/Tacoma Intl Airport?

Prices for flights from London City Airport to Seattle/Tacoma Intl Airport were last updated today.

How old do you have to be to fly from London City Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London City Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$609 Cheap Flights from London City Airport to Seattle in 2025

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Find the cheapest flights from London City Airport to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

9:25 am - 6:36 pmLCY-SEA

17h 11m2 stops

10:55 am - 5:15 pmSEA-LCY

22h 20m2 stops

$682SWISS

Find Deal

mar., sep. 9 - mié., sep. 24

9:25 am - 6:36 pmLCY-SEA

17h 11m2 stops

10:50 am - 5:15 pmSEA-LCY

22h 25m2 stops

$686SWISS

Find Deal

jue., sep. 25 - jue., oct. 2

6:15 pm - 12:10 pmLCY-SEA

25h 55m1 stop

2:00 pm - 5:40 pmSEA-LCY

19h 40m1 stop

$691Lufthansa

Find Deal

jue., nov. 13 - lun., nov. 17

9:20 am - 4:05 pmLCY-SEA

14h 45m1 stop

9:25 am - 5:20 pmSEA-LCY

23h 55m2 stops

$693Virgin Atlantic

Find Deal

mié., oct. 8 - mar., oct. 14

9:20 am - 8:16 pmLCY-SEA

18h 56m2 stops

5:40 pm - 5:20 pmSEA-LCY

15h 40m1 stop

$699Virgin Atlantic

Find Deal

mar., sep. 23 - mar., oct. 14

6:15 pm - 10:45 pmLCY-SEA

36h 30m2 stops

2:00 pm - 5:40 pmSEA-LCY

19h 40m1 stop

$704Lufthansa

Find Deal

jue., nov. 13 - lun., nov. 17

10:00 am - 11:45 amLCY-SEA

33h 45m1 stop

5:40 pm - 8:50 amSEA-LCY

31h 10m1 stop

$719Delta

Find Deal

lun., sep. 29 - mar., oct. 7

1:45 pm - 8:21 amLCY-SEA

50h 36m2 stops

5:40 pm - 4:40 pmSEA-LCY

15h 00m1 stop

$724Delta

Find Deal

dom., sep. 28 - jue., oct. 9

8:45 am - 8:54 pmLCY-SEA

20h 09m2 stops

8:00 am - 12:30 pmSEA-LCY

20h 30m2 stops

$735

Find Deal

mié., sep. 17 - lun., sep. 29

9:25 am - 10:59 pmLCY-SEA

21h 34m2 stops

2:20 pm - 4:25 pmSEA-LCY

18h 05m1 stop

$739

Find Deal

mar., sep. 2 - mié., sep. 10

SWISS flights from London City Airport to Seattle

Our best SWISS deals on London City Airport to Seattle flight tickets

SWISS

Sep 9

LCY9:25 amLondon City

17h 11m

2 stops

SEA6:36 pmSeattle/Tacoma Intl

Sep 24

SEA10:55 amSeattle/Tacoma Intl

22h 20m

2 stops

LCY5:15 pmLondon City

$682

Find similar

SWISS

Sep 25

LCY9:25 amLondon City

17h 11m

2 stops

SEA6:36 pmSeattle/Tacoma Intl

Oct 2

SEA10:50 amSeattle/Tacoma Intl

22h 25m

2 stops

LCY5:15 pmLondon City

$686

Find similar

SWISS

Sep 12

LCY7:30 pmLondon City

27h 20m

1 stop

SEA2:50 pmSeattle/Tacoma Intl

Sep 15

SEA4:25 pmSeattle/Tacoma Intl

18h 20m

1 stop

LCY6:45 pmLondon City

$690

Find similar

KLM flights from London City Airport to Seattle

Our best KLM deals on London City Airport to Seattle flight tickets

KLM

Aug 25

LCY10:00 amLondon City

13h 55m

1 stop

SEA3:55 pmSeattle/Tacoma Intl

Sep 5

SEA1:55 pmSeattle/Tacoma Intl

13h 45m

1 stop

LCY11:40 amLondon City

$789

Find similar

KLM

Aug 27

LCY10:00 amLondon City

13h 55m

1 stop

SEA3:55 pmSeattle/Tacoma Intl

Aug 31

SEA9:30 amSeattle/Tacoma Intl

14h 40m

2 stops

LCY8:10 amLondon City

$1,057

Find similar

KLM

Aug 19

LCY10:00 amLondon City

13h 55m

1 stop

SEA3:55 pmSeattle/Tacoma Intl

Aug 24

SEA1:55 pmSeattle/Tacoma Intl

13h 00m

1 stop

LCY10:55 amLondon City

$1,268

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonSeattle

LCY - SEA

LCYSEA

London City

mar. 9/9

9:25 am-6:36 pm

2 stops17h 11m

Seattle/Tacoma Intl

mié. 9/24

10:55 am-5:15 pm

2 stops22h 20m

$682

LondonSeattle

LCY - SEA

LCYSEA

London City

jue. 9/25

9:25 am-6:36 pm

2 stops17h 11m

Seattle/Tacoma Intl

jue. 10/2

10:50 am-5:15 pm

2 stops22h 25m

$686

LondonSeattle

LCY - SEA

LCYSEA

London City

jue. 11/13

6:15 pm-12:10 pm

1 stop25h 55m

Seattle/Tacoma Intl

lun. 11/17

2:00 pm-5:40 pm

1 stop19h 40m

$691

LondonSeattle

LCY - SEA

LCYSEA

London City

mié. 10/8

9:20 am-4:05 pm

1 stop14h 45m

Seattle/Tacoma Intl

mar. 10/14

9:25 am-5:20 pm

2 stops23h 55m

$693

LondonSeattle

LCY - SEA

LCYSEA

London City

mar. 9/23

9:20 am-8:16 pm

2 stops18h 56m

Seattle/Tacoma Intl

mar. 10/14

5:40 pm-5:20 pm

1 stop15h 40m

$699

LondonSeattle

LCY - SEA

LCYSEA

London City

jue. 11/13

6:15 pm-10:45 pm

2 stops36h 30m

Seattle/Tacoma Intl

lun. 11/17

2:00 pm-5:40 pm

1 stop19h 40m

$704

LondonSeattle

LCY - SEA

LCYSEA

London City

lun. 9/29

10:00 am-11:45 am

1 stop33h 45m

Seattle/Tacoma Intl

mar. 10/7

5:40 pm-8:50 am

1 stop31h 10m

$719

LondonSeattle

LCY - SEA

LCYSEA

London City

dom. 9/28

1:45 pm-8:21 am

2 stops50h 36m

Seattle/Tacoma Intl

jue. 10/9

5:40 pm-4:40 pm

1 stop15h 00m

$724

LondonSeattle

LCY - SEA

LCYSEA

London City

mié. 9/17

8:45 am-8:54 pm

2 stops20h 09m

Seattle/Tacoma Intl

lun. 9/29

8:00 am-12:30 pm

2 stops20h 30m

$735

LondonSeattle

LCY - SEA

LCYSEA

London City

mar. 9/2

9:25 am-10:59 pm

2 stops21h 34m

Seattle/Tacoma Intl

mié. 9/10

2:20 pm-4:25 pm

1 stop18h 05m

$739

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London City Airport to Seattle

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 Seattle?

On average, the least expensive day to fly to Seattle from London City Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $791. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from London City Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,018.

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

Flying to Seattle from London City Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $851 when looking at flights departing at noon. Flights to Seattle are more costly in the evening, with an average ticket price of $859. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from London City Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from London City Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap London City Airport to Seattle (LCY to SEA) flight deals and tips

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

Best Price Found	$609
Fastest flight time	13h 30m
Direct flights	None
Airports in Seattle	1 airport

The best one-way flight to Seattle from London City Airport in the past 72 hours is $609. The best round-trip flight deal from London City Airport to Seattle found on momondo in the last 72 hours is $682.

The fastest flight from London City Airport to Seattle takes 13h 30m

There are no direct flights from London City Airport to Seattle. Popular non-direct route for this connection is London City Airport - Seattle/Tacoma Intl Airport.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

Search flight deals

How far is London City to Seattle/Tacoma Intl by plane?
A flight from London City to Seattle/Tacoma Intl will travel around 4785.6 mi. In terms of flight time, this usually takes a little over 14h 05m.
When did momondo last update prices for flights from London City Airport to Seattle/Tacoma Intl Airport?
Prices for flights from London City Airport to Seattle/Tacoma Intl Airport were last updated today.
How old do you have to be to fly from London City Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London City Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Leavenworth

Tacoma

SeaTac

Ocean Shores

Olympia

Renton

Kent

Lynnwood

Federal Way

Puyallup

Marysville

Tukwila

Kirkland

Lakewood

Centralia

Shoreline

Cle Elum

Fife

Westport

Redmond

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Seattle for you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Seattle.

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

Price alerts on flights to Seattle from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.