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Newcastle upon Tyne

$331+ Cheap flights from Seattle (SEA) to Newcastle upon Tyne (NCL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — NCL
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap flight deals from Seattle to Newcastle upon Tyne

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 March 10, 2026.

This Trip.com deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:40 pm
SEA
-
NCL
2 stops22h 10m
Multiple Airlines
Mon 4/2712:20 pm
NCL
-
SEA
2 stops37h 35m
Multiple Airlines
Deal found 3/6$779
This Gotogate deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:00 am
SEA
-
NCL
2 stops18h 45m
Multiple Airlines
Mon 4/2011:55 am
NCL
-
SEA
1 stop32h 25m
Multiple Airlines
Deal found 3/6$785
This Gotogate deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:00 am
SEA
-
NCL
2 stops18h 45m
Multiple Airlines
Tue 4/2112:00 pm
NCL
-
SEA
1 stop32h 20m
Multiple Airlines
Deal found 3/9$787
This Cheapflightsfares deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:20 pm
SEA
-
NCL
1 stop12h 20m
British Airways
Tue 4/216:00 am
NCL
-
SEA
1 stop13h 35m
British Airways
Deal found 3/9$790
This Expedia deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:35 pm
SEA
-
NCL
1 stop13h 15m
KLM
Mon 4/275:35 pm
NCL
-
SEA
1 stop26h 10m
KLM
Deal found 3/6$794
This oojo deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:20 pm
SEA
-
NCL
1 stop12h 20m
British Airways
Mon 4/204:20 pm
NCL
-
SEA
1 stop27h 15m
British Airways
Deal found 3/6$799
This British Airways deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/81:30 pm
SEA
-
NCL
1 stop12h 50m
British Airways
Mon 4/207:20 pm
NCL
-
SEA
1 stop24h 15m
British Airways
Deal found 3/6$804
This KLM deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/131:45 pm
SEA
-
NCL
1 stop17h 10m
KLM
Tue 5/191:45 pm
NCL
-
SEA
1 stop29h 57m
KLM
Deal found 3/9$812
This British Airways deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/78:20 pm
SEA
-
NCL
1 stop17h 30m
British Airways
Mon 4/204:20 pm
NCL
-
SEA
1 stop27h 15m
British Airways
Deal found 3/6$814
This Delta deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:00 am
SEA
-
NCL
2 stops20h 55m
Delta
Tue 5/195:45 am
NCL
-
SEA
1 stop13h 57m
Delta
Deal found 3/6$816

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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$779
(Trip.com)

One-way from

$331
(Kiwi.com)

Popular in

June

Cheapest in

April
Provider with most accurate pricing for Seattle/Tacoma Intl-Newcastle upon Tyne flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Newcastle upon Tyne flights.
Search Deals
From Seattle/Tacoma Intl to Newcastle upon Tyne
Search Deals
One-way flight from Seattle/Tacoma Intl to Newcastle upon Tyne
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($176 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($56 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from Seattle to Newcastle upon Tyne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Wed 5/13

1:45 pm-2:55 pm

1 stop17h 10m

Newcastle upon Tyne

Tue 5/19

1:45 pm-11:42 am

1 stop29h 57m

$812

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Tue 4/7

8:20 pm-9:50 pm

1 stop17h 30m

Newcastle upon Tyne

Mon 4/20

4:20 pm-11:35 am

1 stop27h 15m

$814

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Tue 4/7

7:15 am-1:10 pm

2 stops21h 55m

Newcastle upon Tyne

Mon 4/20

1:45 pm-11:45 am

1 stop30h 00m

$816
Quickest round-trip

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Wed 5/13

10:00 am-2:55 pm

2 stops20h 55m

Newcastle upon Tyne

Tue 5/19

5:45 am-11:42 am

1 stop13h 57m

$816

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Thu 4/23

1:30 pm-1:05 pm

1 stop15h 35m

Newcastle upon Tyne

Mon 4/27

7:20 pm-11:35 am

1 stop24h 15m

$853

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Fri 4/10

5:55 pm-8:45 am

2 stops30h 50m

Newcastle upon Tyne

Mon 4/20

1:45 pm-11:45 am

1 stop30h 00m

$879
Cheapest one-way
Quickest one-way

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Mon 6/22

1:50 pm-2:50 pm

1 stop17h 00m

$382

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Mon 6/22

7:10 pm-10:50 am

1 stop31h 40m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Sorted by cheapest first

Compare providers for flights from Seattle to Newcastle upon Tyne

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Newcastle upon Tyne in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Newcastle upon Tyne flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Newcastle upon Tyne flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Newcastle upon Tyne flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Newcastle upon Tyne flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Newcastle upon Tyne flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 $443). Flying from Seattle to Newcastle upon Tyne in June is currently the most expensive (average of $848). 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.

Reviews of airlines servicing Newcastle upon Tyne

Get insights into the airlines that provide service to Newcastle upon Tyne. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Newcastle upon Tyne. Reviews last updated March 10, 2026.
See what other customers who have flown with Delta and British Airways from Seattle to Newcastle upon Tyne have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,276 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,276 reviews
Delta
7.9
Good
8,276 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,781 reviews
Delta
7.9
Good
8,276 reviews

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    Airlines like KLM, British Airways, and Delta fly from Seattle to Newcastle upon Tyne in about 17h 10m. The time it takes to get you to your destination can typically vary by up to 4h 45m. The distance between Seattle and Newcastle upon Tyne is about 4559 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Seattle to Newcastle upon Tyne round-trip?

    Cheapflights users have booked flights from Seattle to Newcastle upon Tyne round-trip from $611. Another airline that can offer you cheap pricing is Delta. Users have found that British Airways is 40% cheaper than the other options available to this destination.

  • 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 vacation 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 $443). Flying from Seattle to Newcastle upon Tyne in June is currently the most expensive (average of $848). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Seattle to Newcastle upon Tyne

Discover the top 2 airlines that operate flights from Seattle to Newcastle upon Tyne. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$611Average$1,218FlexibilityNo cancel feeOn-time70%
DeltaCheapest$720Average$1,206FlexibilityNo cancel feeOn-timeN/A

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