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Cheap flights from Seattle to Newcastle upon Tyne from £448

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — NCL
26 Feb — 5 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Newcastle upon Tyne

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Newcastle upon Tyne
Explore the most affordable flight options available from Seattle to Newcastle upon Tyne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 January 2026.

Sat 7/318:50
SEA
-
NCL
1 stop13h 10m
American Airlines
Wed 18/306:40
NCL
-
SEA
1 stop18h 15m
American Airlines
Deal found 25/1£448
Wed 4/318:50
SEA
-
NCL
1 stop13h 10m
British Airways
Tue 17/312:20
NCL
-
SEA
1 stop12h 35m
British Airways
Deal found 25/1£449
Fri 6/318:50
SEA
-
NCL
1 stop29h 45m
British Airways
Wed 18/319:30
NCL
-
SEA
1 stop29h 25m
British Airways
Deal found 25/1£456
Wed 25/218:50
SEA
-
NCL
1 stop29h 00m
British Airways
Sun 1/316:50
NCL
-
SEA
1 stop32h 05m
British Airways
Deal found 25/1£456
Wed 4/307:10
SEA
-
NCL
2 stops19h 20m
Delta
Sun 15/311:35
NCL
-
SEA
1 stop32h 00m
Delta
Deal found 25/1£460
Sat 7/317:50
SEA
-
NCL
2 stops32h 40m
Delta
Sun 15/311:35
NCL
-
SEA
2 stops36h 34m
Delta
Deal found 25/1£467
Wed 13/509:30
SEA
-
NCL
2 stops19h 40m
Delta
Tue 19/505:55
NCL
-
SEA
2 stops19h 00m
Delta
Deal found 26/1£478
Mon 17/806:10
SEA
-
NCL
2 stops20h 15m
British Airways
Mon 12/1016:15
NCL
-
SEA
1 stop27h 20m
British Airways
Deal found 25/1£490
Tue 10/316:05
SEA
-
NCL
1 stop14h 05m
Delta
Sun 15/311:35
NCL
-
SEA
1 stop32h 00m
Delta
Deal found 25/1£495
Wed 13/514:10
SEA
-
NCL
1 stop12h 55m
Lufthansa
Tue 19/512:00
NCL
-
SEA
1 stop32h 20m
Lufthansa
Deal found 26/1£497

Find flight deals from Seattle to Newcastle upon Tyne

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Newcastle upon Tyne (NCL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 January 2026.

Round-trip from

£448

Popular in

June

Cheapest in

March

Average price

£671
American Airlines
  • American Airlines
  • 7/3-18/3
  • 2 total stops
  • 31h 25m total
  • Seattle to Newcastle upon Tyne
Search Deals
Highest demand for flights based on searches. 29% potential increase in price (£240 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease (£69 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Seattle to Newcastle upon Tyne 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, Cheapflights users made 858,174 searches. Data last updated 27 January 2026.
Use the filters below to find and compare flights from Seattle to Newcastle upon Tyne that are best for you.

Fly from

Seattle

Fly to

Newcastle upon Tyne

Route

Depart

Return

Price

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Tue 10/3

14:25-11:25

1 stop14h 00m

Newcastle upon Tyne

Fri 20/3

06:30-12:30

1 stop13h 00m

£449

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Sun 8/3

19:50-15:55

1 stop13h 05m

Newcastle upon Tyne

Mon 16/3

20:15-12:30

1 stop23h 15m

£449

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Tue 10/3

19:50-18:45

1 stop15h 55m

Newcastle upon Tyne

Tue 17/3

12:20-17:55

1 stop12h 35m

£449

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Thu 5/3

18:50-19:25

1 stop16h 35m

Newcastle upon Tyne

Tue 17/3

12:20-17:55

1 stop12h 35m

£449

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Tue 10/3

19:50-18:45

1 stop15h 55m

Newcastle upon Tyne

Thu 19/3

18:20-12:30

1 stop25h 10m

£449

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Wed 4/3

18:50-16:00

1 stop13h 10m

Newcastle upon Tyne

Mon 16/3

20:15-12:30

1 stop23h 15m

£449

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Sun 8/3

19:50-15:55

1 stop13h 05m

Newcastle upon Tyne

Thu 19/3

20:40-12:30

1 stop22h 50m

£449

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Mon 9/3

05:30-10:20

2 stops21h 50m

Newcastle upon Tyne

Wed 18/3

09:20-12:35

1 stop34h 15m

£456

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Sat 7/3

18:50-08:50

1 stop30h 00m

Newcastle upon Tyne

Tue 17/3

12:20-17:55

1 stop12h 35m

£456

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Sat 7/3

18:50-11:50

1 stop33h 00m

Newcastle upon Tyne

Mon 16/3

20:15-12:30

1 stop23h 15m

£456

Flights are sorted by cheapest return flights first.

Deals found on 25/1

Showing 1-10 of 13 results
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Best time to book a flight from Seattle to Newcastle upon Tyne

Have a flexible travel schedule? Discover the best time to fly to Newcastle upon Tyne from Seattle with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Newcastle upon Tyne

What is the cheapest month to book a flight from Seattle to Newcastle upon Tyne?

Currently, January is the cheapest month in which you can book a flight from Seattle to Newcastle upon Tyne (average of £326). Flying from Seattle to Newcastle upon Tyne in June is currently the most expensive (average of £655). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Newcastle upon Tyne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Newcastle upon Tyne?

    Departing from Seattle to Newcastle upon Tyne will take you 14h. Airlines will cover a distance of 4559 mi.

  • Can I find deals for flights from Seattle to Newcastle upon Tyne that include hotel bookings?

    Yes. In addition to deals on Seattle to Newcastle upon Tyne flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Newcastle upon Tyne?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Newcastle upon Tyne.

  • Can I find deals for business class flights from Seattle to Newcastle upon Tyne?

    Yes. Cheapflights offers flight deals from Seattle to Newcastle upon Tyne by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Newcastle upon Tyne?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Newcastle upon Tyne (average of £326). Flying from Seattle to Newcastle upon Tyne in June is currently the most expensive (average of £655). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Newcastle upon Tyne?

Book flights to Newcastle upon Tyne if you plan to visit one of these locations
Sunderland
Hexham
Alnwick
Morpeth
South Shields
Bamburgh

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How does Cheapflights help users find flights from Seattle to Newcastle upon Tyne?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Newcastle upon Tyne. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Newcastle upon Tyne?

Cheapflights helps you find that perfect flight to Newcastle upon Tyne from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Seattle to Newcastle upon Tyne with no change fees?

Yes! Cheapflights helps users easily find flights from Seattle to Newcastle upon Tyne with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to Newcastle upon Tyne become cheaper?

Not ready to book yet? You can track prices for flights from Seattle to Newcastle upon Tyne on Cheapflights with our Price Alert feature and get notified when better prices are available.

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