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Cheap flights from Newcastle upon Tyne to Seattle from £342

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Newcastle upon Tyne to Seattle departing on 13/10. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Newcastle upon Tyne to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
13:45 - 11:47-
30h 02m
KLM Logo
17:45 - 16:50-
15h 05m
£644KLM
Mon, 7 Sep - Thu, 17 Sep
KLM Logo
05:45 - 11:47-
14h 02m
KLM Logo
17:45 - 14:50-
13h 05m
£652KLM
Sat, 12 Sep - Tue, 29 Sep
KLM Logo
13:45 - 11:47-
30h 02m
KLM Logo
09:30 - 13:10-
19h 40m
£652KLM
Sat, 12 Sep - Tue, 29 Sep
British Airways Logo
13:55 - 11:25-
29h 30m
British Airways Logo
18:45 - 18:45-
16h 00m
£658British Airways
Wed, 16 Dec - Tue, 26 Jan
KLM Logo
15:25 - 11:47-
28h 22m
KLM Logo
17:50 - 13:10-
35h 20m
£662KLM
Mon, 31 Aug - Fri, 11 Sep
British Airways Logo
09:40 - 16:50-
15h 10m
British Airways Logo
14:10 - 16:00-
17h 50m
£666British Airways
Wed, 16 Dec - Tue, 26 Jan
Delta Logo
05:45 - 19:05-
21h 20m
Delta Logo
17:45 - 14:50-
13h 05m
£678Delta
Mon, 7 Sep - Tue, 15 Sep
Delta Logo
05:45 - 19:05-
21h 20m
Delta Logo
07:15 - 10:35-
19h 20m
£680Delta
Mon, 7 Sep - Thu, 17 Sep
Delta Logo
05:45 - 19:05-
21h 20m
Delta Logo
17:45 - 14:55-
13h 10m
£680Delta
Mon, 7 Sep - Thu, 17 Sep
British Airways Logo
09:40 - 23:01-
21h 21m
British Airways Logo
06:12 - 11:25-
21h 13m
£698British Airways
Wed, 16 Dec - Tue, 26 Jan

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British Airways flights from Newcastle upon Tyne to Seattle

Our best British Airways deals on Newcastle upon Tyne to Seattle flight tickets
British Airways
16 Dec
NCL13:55Newcastle upon Tyne
29h 30m
1 stop
SEA11:25Seattle/Tacoma Intl
26 Jan
SEA18:45Seattle/Tacoma Intl
16h 00m
1 stop
NCL18:45Newcastle upon Tyne
£658
British Airways
16 Dec
NCL09:40Newcastle upon Tyne
15h 10m
1 stop
SEA16:50Seattle/Tacoma Intl
26 Jan
SEA14:10Seattle/Tacoma Intl
17h 50m
2 stops
NCL16:00Newcastle upon Tyne
£666
British Airways
16 Dec
NCL09:40Newcastle upon Tyne
21h 21m
2 stops
SEA23:01Seattle/Tacoma Intl
26 Jan
SEA06:12Seattle/Tacoma Intl
21h 13m
2 stops
NCL11:25Newcastle upon Tyne
£698

KLM flights from Newcastle upon Tyne to Seattle

Our best KLM deals on Newcastle upon Tyne to Seattle flight tickets
KLM
7 Sept
NCL13:45Newcastle upon Tyne
30h 02m
1 stop
SEA11:47Seattle/Tacoma Intl
17 Sept
SEA17:45Seattle/Tacoma Intl
15h 05m
1 stop
NCL16:50Newcastle upon Tyne
£644
KLM
12 Sept
NCL13:45Newcastle upon Tyne
30h 02m
1 stop
SEA11:47Seattle/Tacoma Intl
29 Sept
SEA09:30Seattle/Tacoma Intl
19h 40m
2 stops
NCL13:10Newcastle upon Tyne
£652
KLM
31 Aug
NCL15:25Newcastle upon Tyne
28h 22m
1 stop
SEA11:47Seattle/Tacoma Intl
11 Sept
SEA17:50Seattle/Tacoma Intl
35h 20m
2 stops
NCL13:10Newcastle upon Tyne
£662

momondo Fare Finder

 
Customise your flight search to find flights from Newcastle upon Tyne to Seattle 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 279,928 searches. Data last updated 4 August 2026.
Use the filters below to find and compare flights from Newcastle upon Tyne to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Mon 7/9

13:45-11:47

1 stop30h 02m

Seattle/Tacoma Intl

Thu 17/9

17:45-16:50

1 stop15h 05m

£644
Fastest return journey

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Sat 12/9

05:45-11:47

1 stop14h 02m

Seattle/Tacoma Intl

Tue 29/9

17:45-14:50

1 stop13h 05m

£652

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Sat 12/9

13:45-11:47

1 stop30h 02m

Seattle/Tacoma Intl

Tue 29/9

09:30-13:10

2 stops19h 40m

£652

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Wed 16/12

13:55-11:25

1 stop29h 30m

Seattle/Tacoma Intl

Tue 26/1

18:45-18:45

1 stop16h 00m

£658

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Mon 31/8

15:25-11:47

1 stop28h 22m

Seattle/Tacoma Intl

Fri 11/9

17:50-13:10

2 stops35h 20m

£662

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Wed 16/12

09:40-16:50

1 stop15h 10m

Seattle/Tacoma Intl

Tue 26/1

14:10-16:00

2 stops17h 50m

£666

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Mon 7/9

05:45-19:05

2 stops21h 20m

Seattle/Tacoma Intl

Tue 15/9

17:45-14:50

1 stop13h 05m

£678

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Mon 7/9

05:45-19:05

2 stops21h 20m

Seattle/Tacoma Intl

Thu 17/9

07:15-10:35

2 stops19h 20m

£680

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Mon 7/9

05:45-19:05

2 stops21h 20m

Seattle/Tacoma Intl

Thu 17/9

17:45-14:55

1 stop13h 10m

£680

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Wed 16/12

09:40-23:01

2 stops21h 21m

Seattle/Tacoma Intl

Tue 26/1

06:12-11:25

2 stops21h 13m

£698

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from Newcastle upon Tyne 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

What is the typical price of a round-trip flight between Newcastle upon Tyne and Seattle?

Prices are currently low for flights on this route.

Typical prices usually range from £785 to £1,096.
The lowest price recently found on this route was £644.

What is the cheapest month to fly to Seattle?

The cheapest month to fly to Seattle from Newcastle upon Tyne is in May. Flight prices, which tend to average around £581, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Seattle, with average flight prices from Newcastle upon Tyne averaging around £587.

Can stopping save me money on Newcastle upon Tyne to Seattle flights?

You could potentially save up to 12% on your flight if you consider stops on a Newcastle upon Tyne to Seattle flight.

When to book flights from Newcastle upon Tyne to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Newcastle upon Tyne to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Newcastle upon Tyne to Seattle (NCL to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Newcastle upon Tyne to Seattle

Fastest flight time

13h 35m

Direct flights

None
The fastest flight from Newcastle upon Tyne to Seattle takes 13h 35m
There are no direct flights from Newcastle upon Tyne to Seattle. There are no popular flight routes from Newcastle upon Tyne to Seattle.
Search flight deals

Frequently asked questions about flying from Newcastle upon Tyne to Seattle

  • How far is Newcastle upon Tyne to Seattle/Tacoma Intl by plane?

    A flight from Newcastle upon Tyne to Seattle/Tacoma Intl will travel around 4555.2 mi. Typically, this will take 13h 35m by plane in normal conditions.

  • When did momondo last update prices for flights from Newcastle upon Tyne Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Newcastle upon Tyne Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Newcastle upon Tyne Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Newcastle upon Tyne Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Newcastle upon Tyne 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.

  • What is the most popular airline from Newcastle upon Tyne to Seattle?

Best airlines flying from Newcastle upon Tyne to Seattle

Compare and see reviews for airlines that fly from Newcastle upon Tyne to Seattle with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £500Free CancellationRating
7.8
1,552 reviews
Search KLM flights
British AirwaysPriceFrom £534Free CancellationRating
6.7
8,149 reviews
Search British Airways flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Westport
Kirkland
Ashford
Tacoma
SeaTac
Tukwila
Fife

Why use momondo?

Why should I use momondo to find a flight deal from Newcastle upon Tyne to Seattle?

Finding the right flight to Seattle from Newcastle upon Tyne is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

Can I find flights from Newcastle upon Tyne to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from Newcastle upon Tyne which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Newcastle upon Tyne to Seattle?

Once you have performed a search for Newcastle upon Tyne to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Newcastle upon Tyne to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

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