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Newcastle upon Tyne

$544+ Cheap flights from Seattle (SEA) to Newcastle upon Tyne (NCL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — NCL
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
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 December 4, 2025.

This British Airways deal was found by Cheapflights users on 12/2. 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.
Sat 12/1310:38 amSEA - NCL
2 stops24h 42mBritish Airways
Sun 12/214:00 pmNCL - SEA
1 stop34h 20mBritish Airways
Deal found 12/2$1,019
This oojo deal was found by Cheapflights users on 12/2. 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.
Sat 12/137:59 pmSEA - NCL
2 stops35h 56mBritish Airways
Sat 12/2012:10 pmNCL - SEA
2 stops38h 10mBritish Airways
Deal found 12/2$1,136
This Delta deal was found by Cheapflights users on 12/2. 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.
Sat 12/133:05 pmSEA - NCL
1 stop14h 05mDelta
Sun 12/211:40 pmNCL - SEA
1 stop30h 10mDelta
Deal found 12/2$1,316
This KLM deal was found by Cheapflights users on 12/2. 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.
Sat 12/133:05 pmSEA - NCL
1 stop14h 05mKLM
Sat 12/2011:10 amNCL - SEA
1 stop32h 40mKLM
Deal found 12/2$1,784
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:00 amSEA - NCL
2 stops43h 10mMultiple Airlines
Sat 12/2711:40 pmNCL - SEA
1 stop26h 40mMultiple Airlines
Deal found 12/2$1,983
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:00 amSEA - NCL
2 stops43h 10mMultiple Airlines
Sun 12/2811:25 amNCL - SEA
1 stop14h 55mMultiple Airlines
Deal found 12/2$2,095
This Delta deal was found by Cheapflights users on 12/2. 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.
Sat 12/207:30 pmSEA - NCL
2 stops33h 40mDelta
Sun 12/286:00 amNCL - SEA
2 stops26h 20mDelta
Deal found 12/2$2,283
This KLM deal was found by Cheapflights users on 12/4. 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.
Sat 12/203:05 pmSEA - NCL
1 stop33h 40mKLM
Sat 12/271:40 pmNCL - SEA
1 stop30h 10mKLM
Deal found 12/4$2,325
This Ovago deal was found by Cheapflights users on 12/3. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2011:51 amSEA - NCL
2 stops39h 59mBritish Airways
Sat 12/276:40 amNCL - SEA
1 stop12h 50mBritish Airways
Deal found 12/3$2,657

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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$544
(Cheapflightsfares)

Popular in

June

Cheapest in

March

Average price

$997
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
Highest demand for flights based on searches. 31% potential increase in price ($540 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($118 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 4, 2025.
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 1/20

1:25 pm-11:25 am

1 stop14h 00m

Newcastle upon Tyne

Tue 2/3

6:45 am-11:30 am

1 stop12h 45m

$544

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Mon 1/19

6:50 pm-6:40 pm

1 stop15h 50m

Newcastle upon Tyne

Tue 2/3

9:20 am-4:55 pm

1 stop15h 35m

$560

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Wed 5/13

1:35 pm-7:30 pm

1 stop21h 55m

Newcastle upon Tyne

Tue 5/19

5:55 am-11:35 am

1 stop13h 40m

$568

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Thu 2/19

6:50 pm-4:00 pm

1 stop13h 10m

Newcastle upon Tyne

Mon 2/23

8:15 pm-4:55 pm

1 stop28h 40m

$585

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Sat 1/17

6:50 pm-7:20 pm

1 stop16h 30m

Newcastle upon Tyne

Sat 1/24

6:40 am-11:30 am

1 stop12h 50m

$608

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Tue 1/20

9:25 am-10:20 am

2 stops16h 55m

Newcastle upon Tyne

Tue 2/3

6:05 am-6:42 pm

2 stops20h 37m

$616

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Tue 1/20

10:50 am-1:10 pm

2 stops18h 20m

Newcastle upon Tyne

Tue 2/3

6:45 am-10:07 pm

2 stops23h 22m

$622

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Wed 5/13

9:30 am-1:10 pm

2 stops19h 40m

Newcastle upon Tyne

Tue 5/19

9:25 am-10:05 pm

2 stops20h 40m

$643

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

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 December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Newcastle upon Tyne flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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, November is the cheapest month in which you can book a flight from Seattle to Newcastle upon Tyne (average of $511). Flying from Seattle to Newcastle upon Tyne in June is currently the most expensive (average of $895). 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.

What is the cheapest time of day to fly from SEA to NCL?

Find hourly flight availability from Seattle to Newcastle upon Tyne. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

When flying from Seattle to Newcastle upon Tyne, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 19% versus a flight in the evening.

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 December 4, 2025.
See what other customers who have flown with 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.
British Airways
6.7
Okay
7,562 reviews

Comfort

6.7

Overall

6.7

Crew

7.6

Boarding

6.9

Food

6.4

Entertainment

6.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.
British Airways
6.7
Okay
7,562 reviews
British Airways
6.7
Okay
7,562 reviews

Comfort

6.7

Overall

6.7

Crew

7.6

Boarding

6.9

Food

6.4

Entertainment

6.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.

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 British Airways fly from Seattle to Newcastle upon Tyne in about 14h. The time it takes to get you to your destination can typically vary by up to . The distance between Seattle and Newcastle upon Tyne is about 4559 mi.

  • What is the cheapest airline to fly from Seattle to Newcastle upon Tyne round-trip?

    Cheapflights users have booked flights from Seattle to Newcastle upon Tyne round-trip from $662. Users have found that British Airways is 44% 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, November is the cheapest month in which you can book a flight from Seattle to Newcastle upon Tyne (average of $511). Flying from Seattle to Newcastle upon Tyne in June is currently the most expensive (average of $895). 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

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Alternative routes for Seattle to Newcastle upon Tyne

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Top airline flying from Seattle to Newcastle upon Tyne

Discover the top airline 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$662Average$1,264FlexibilityNo cancel feeOn-time70%

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