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Cheap flights from Newcastle upon Tyne to Seattle from £485

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 18/7. 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

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Find the cheapest flights from Newcastle upon Tyne to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
08:45 - 17:10
NCL
-
SEA
16h 25m
1 stop
Aer Lingus Logo
19:10 - 15:40
SEA
-
NCL
12h 30m
1 stop
£523Aer Lingus
Sat, 4 Jul - Fri, 10 Jul
Aer Lingus Logo
08:45 - 17:10
NCL
-
SEA
16h 25m
1 stop
Aer Lingus Logo
19:10 - 15:40
SEA
-
NCL
12h 30m
1 stop
£523Aer Lingus
Sat, 4 Jul - Fri, 10 Jul
British Airways Logo
06:40 - 17:55
NCL
-
SEA
18h 15m
1 stop
British Airways Logo
18:50 - 16:00
SEA
-
NCL
13h 10m
1 stop
£538British Airways
Sat, 31 Oct - Wed, 4 Nov
British Airways Logo
08:45 - 17:10
NCL
-
SEA
16h 25m
1 stop
British Airways Logo
20:20 - 08:45
SEA
-
NCL
28h 25m
1 stop
£539British Airways
Sat, 4 Jul - Fri, 10 Jul
British Airways Logo
06:40 - 19:30
NCL
-
SEA
19h 50m
2 stops
British Airways Logo
14:46 - 16:00
SEA
-
NCL
17h 14m
2 stops
£542British Airways
Sat, 31 Oct - Wed, 4 Nov
British Airways Logo
09:25 - 17:10
NCL
-
SEA
15h 45m
1 stop
British Airways Logo
20:20 - 19:45
SEA
-
NCL
15h 25m
1 stop
£558British Airways
Wed, 8 Jul - Mon, 20 Jul
British Airways Logo
09:25 - 17:10
NCL
-
SEA
15h 45m
1 stop
British Airways Logo
20:20 - 19:45
SEA
-
NCL
15h 25m
1 stop
£558British Airways
Wed, 8 Jul - Mon, 20 Jul
British Airways Logo
08:45 - 17:10
NCL
-
SEA
16h 25m
1 stop
British Airways Logo
20:20 - 21:55
SEA
-
NCL
17h 35m
1 stop
£564British Airways
Sat, 5 Sep - Sun, 20 Sep
Delta Logo
05:45 - 11:47
NCL
-
SEA
14h 02m
1 stop
Delta Logo
10:45 - 14:55
SEA
-
NCL
20h 10m
2 stops
£578Delta
Sat, 5 Sep - Sun, 20 Sep
KLM Logo
05:45 - 11:33
NCL
-
SEA
13h 48m
1 stop
KLM Logo
10:35 - 22:55
SEA
-
NCL
28h 20m
2 stops
£580KLM
Sat, 4 Jul - Fri, 10 Jul

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Aer Lingus flights from Newcastle upon Tyne to Seattle

Our best Aer Lingus deals on Newcastle upon Tyne to Seattle flight tickets
Aer Lingus
4 Jul
NCL08:45Newcastle upon Tyne
16h 25m
1 stop
SEA17:10Seattle/Tacoma Intl
10 Jul
SEA19:10Seattle/Tacoma Intl
12h 30m
1 stop
NCL15:40Newcastle upon Tyne
£523
Aer Lingus
4 Jul
NCL08:45Newcastle upon Tyne
16h 25m
1 stop
SEA17:10Seattle/Tacoma Intl
10 Jul
SEA19:10Seattle/Tacoma Intl
12h 30m
1 stop
NCL15:40Newcastle upon Tyne
£523

British Airways flights from Newcastle upon Tyne to Seattle

Our best British Airways deals on Newcastle upon Tyne to Seattle flight tickets
British Airways
31 Oct
NCL06:40Newcastle upon Tyne
18h 15m
1 stop
SEA17:55Seattle/Tacoma Intl
4 Nov
SEA18:50Seattle/Tacoma Intl
13h 10m
1 stop
NCL16:00Newcastle upon Tyne
£538
British Airways
4 Jul
NCL08:45Newcastle upon Tyne
16h 25m
1 stop
SEA17:10Seattle/Tacoma Intl
10 Jul
SEA20:20Seattle/Tacoma Intl
28h 25m
1 stop
NCL08:45Newcastle upon Tyne
£539
British Airways
31 Oct
NCL06:40Newcastle upon Tyne
19h 50m
2 stops
SEA19:30Seattle/Tacoma Intl
4 Nov
SEA14:46Seattle/Tacoma Intl
17h 14m
2 stops
NCL16:00Newcastle upon Tyne
£542

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 16 June 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
Fastest return journey

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Sat 4/7

08:45-17:10

1 stop16h 25m

Seattle/Tacoma Intl

Fri 10/7

19:10-15:40

1 stop12h 30m

£523

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Sat 4/7

08:45-17:10

1 stop16h 25m

Seattle/Tacoma Intl

Fri 10/7

19:10-15:40

1 stop12h 30m

£523

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Sat 31/10

06:40-17:55

1 stop18h 15m

Seattle/Tacoma Intl

Wed 4/11

18:50-16:00

1 stop13h 10m

£538

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Sat 4/7

08:45-17:10

1 stop16h 25m

Seattle/Tacoma Intl

Fri 10/7

20:20-08:45

1 stop28h 25m

£539

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Sat 31/10

06:40-19:30

2 stops19h 50m

Seattle/Tacoma Intl

Wed 4/11

14:46-16:00

2 stops17h 14m

£542

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Wed 8/7

09:25-17:10

1 stop15h 45m

Seattle/Tacoma Intl

Mon 20/7

20:20-19:45

1 stop15h 25m

£558

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Wed 8/7

09:25-17:10

1 stop15h 45m

Seattle/Tacoma Intl

Mon 20/7

20:20-19:45

1 stop15h 25m

£558

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Sat 5/9

08:45-17:10

1 stop16h 25m

Seattle/Tacoma Intl

Sun 20/9

20:20-21:55

1 stop17h 35m

£564

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Sat 5/9

05:45-11:47

1 stop14h 02m

Seattle/Tacoma Intl

Sun 20/9

10:45-14:55

2 stops20h 10m

£578

Newcastle upon TyneSeattle

NCL - SEA

NCLSEA

Newcastle upon Tyne

Sat 4/7

05:45-11:33

1 stop13h 48m

Seattle/Tacoma Intl

Fri 10/7

10:35-22:55

2 stops28h 20m

£580

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 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?

What is the cheapest month to fly to Seattle?

The cheapest month to fly to Seattle from Newcastle upon Tyne is in March. Flight prices, which tend to average around £549, are often lower during this time because this is during the off-season. The month of May is another great option to travel to Seattle, with average flight prices from Newcastle upon Tyne averaging around £582.

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

15h 45m

Direct flights

None
The fastest flight from Newcastle upon Tyne to Seattle takes 15h 45m
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 15h 45m 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
1,529 reviews
Search KLM flights
British AirwaysPriceFrom £525Free CancellationRating
6.7
8,054 reviews
Search British Airways flights

Travelling to a place near Seattle?

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

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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