$374+ 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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — NCL
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Newcastle upon Tyne with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Newcastle upon Tyne
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Best
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Cheapest flights from Seattle to Newcastle upon TyneExplore 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 September 17, 2026.
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 September 17, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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.
Sun 11/86:45 pm -
1 stop16h 40m
Mon 11/168:20 pm -
1 stop23h 05m
Deal found 9/17![British Airways logo]()
$743
This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:53 pm -
2 stops15h 52m
Mon 11/164:40 pm -
1 stop26h 45m
Deal found 9/17![Multiple Airlines logo]()
$749
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:43 am -
2 stops17h 02m
Tue 11/176:45 am -
1 stop18h 05m
Deal found 9/15![American Airlines logo]()
$750
This Iberia deal was found by Cheapflights users on 9/13. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:45 pm -
1 stop14h 40m
Tue 11/1712:25 pm -
2 stops20h 10m
Deal found 9/13![Multiple Airlines logo]()
$756
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:35 pm -
1 stop14h 25m
Fri 11/66:40 am -
1 stop18h 20m
Deal found 9/15![Multiple Airlines logo]()
$770
This Justfly.com deal was found by Cheapflights users on 9/15. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:20 pm -
1 stop29h 15m
Fri 11/612:15 pm -
1 stop12h 35m
Deal found 9/15![British Airways logo]()
$807
Best flights from Seattle to Newcastle upon TyneDiscover carefully curated flight deals from Seattle to Newcastle upon Tyne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Seattle to Newcastle upon Tyne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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.
Sun 11/86:45 pm -
1 stop16h 40m
Mon 11/168:20 pm -
1 stop23h 05m
Deal found 9/16![British Airways logo]()
$743
This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:43 am -
2 stops18h 07m
Tue 11/176:45 am -
2 stops21h 35m
Deal found 9/17![American Airlines logo]()
$759
This Finnair deal was found by Cheapflights users on 9/16. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:27 am -
2 stops18h 23m
Mon 11/1612:35 pm -
2 stops20h 00m
Deal found 9/16![Multiple Airlines logo]()
$812
This Delta deal was found by Cheapflights users on 9/17. 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.
Sun 11/17:15 am -
2 stops17h 45m
Sun 11/86:20 am -
1 stop16h 54m
Deal found 9/17![Delta logo]()
$851
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:43 am -
2 stops17h 02m
Mon 11/1612:35 pm -
2 stops20h 00m
Deal found 9/14![American Airlines logo]()
$810
This British Airways deal was found by Cheapflights users on 9/15. 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.
Fri 10/2312:04 pm -
2 stops23h 31m
Fri 11/69:45 am -
1 stop15h 05m
Deal found 9/15![British Airways logo]()
$824
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/12:35 pm -
3 stops33h 40m
Sun 11/85:50 pm -
3 stops31h 10m
Deal found 9/17![Multiple Airlines logo]()
$862
This British Airways deal was found by Cheapflights users on 9/15. 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.
Mon 1/116:45 pm -
1 stop13h 15m
Fri 1/159:45 am -
1 stop15h 05m
Deal found 9/15![British Airways logo]()
$905
Last-minute flights from Seattle to Newcastle upon TyneDiscover last-minute flight deals from Seattle to Newcastle upon Tyne. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Newcastle upon Tyne. Data last updated September 17, 2026 and is based on user searches.
This Justfly.com deal was found by Cheapflights users on 9/15. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:20 pm -
1 stop29h 15m
Fri 11/612:15 pm -
1 stop12h 35m
Deal found 9/15![British Airways logo]()
$807
This Expedia deal was found by Cheapflights users on 9/15. 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.
Fri 10/233:14 pm -
2 stops20h 21m
Fri 11/68:50 am -
2 stops19h 30m
Deal found 9/15![Iberia logo]()
$810
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:30 am -
2 stops17h 40m
Fri 11/69:45 am -
2 stops18h 00m
Deal found 9/15![Multiple Airlines logo]()
$813
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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.
Wed 10/287:45 pm -
1 stop14h 40m
Wed 11/47:35 pm -
1 stop23h 50m
Deal found 9/13![British Airways logo]()
$744
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:31 am -
2 stops17h 49m
Wed 11/46:40 am -
1 stop18h 10m
Deal found 9/13![American Airlines logo]()
$750
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:56 am -
2 stops16h 24m
Wed 11/46:40 am -
2 stops21h 40m
Deal found 9/13![Multiple Airlines logo]()
$760
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/303:35 pm -
1 stop14h 25m
Fri 11/66:40 am -
1 stop18h 20m
Deal found 9/15![Multiple Airlines logo]()
$770
This Ovago deal was found by Cheapflights users on 9/16. 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 10/317:45 pm -
1 stop33h 00m
Sat 11/79:35 am -
1 stop15h 15m
Deal found 9/16![British Airways logo]()
$912
This Iberia deal was found by Cheapflights users on 9/16. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:45 pm -
1 stop16h 35m
Sat 11/79:35 am -
2 stops18h 44m
Deal found 9/16![Multiple Airlines logo]()
$935
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:26 pm -
2 stops18h 34m
Sat 11/711:55 am -
2 stops20h 40m
Deal found 9/16![American Airlines logo]()
$950
One-way flights from Seattle to Newcastle upon TyneSearch for one-way flight options from Seattle to Newcastle upon Tyne. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Seattle to Newcastle upon Tyne. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Tue 12/12:35 pm -
3 stops32h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$374
This Expedia deal was found by Cheapflights users on 9/15. 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.
Tue 12/16:45 pm -
1 stop16h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![British Airways logo]()
$560
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 September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $743 (Cheapflightsfares) |
One-way from | $374 (Kiwi.com) |
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 7,457,451 searches. Data last updated September 17, 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
Cheapest round-trip
SeattleNewcastle upon Tyne
SEA Seattle/Tacoma Intl - NCL Newcastle upon Tyne
SEANCL
Seattle/Tacoma Intl
Tue 12/1
2:35 pm-7:05 am
3 stops32h 30m
Newcastle upon Tyne
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$374
Quickest round-trip
SeattleNewcastle upon Tyne
SEA Seattle/Tacoma Intl - NCL Newcastle upon Tyne
SEANCL
Seattle/Tacoma Intl
Tue 12/1
6:45 pm-6:45 pm
1 stop16h 00m
Newcastle upon Tyne
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$560
SeattleNewcastle upon Tyne
SEA Seattle/Tacoma Intl - NCL Newcastle upon Tyne
SEANCL
Seattle/Tacoma Intl
Sun 11/8
6:45 pm-7:25 pm
1 stop16h 40m
Newcastle upon Tyne
Mon 11/16
8:20 pm-11:25 am
1 stop23h 05m
$743
SeattleNewcastle upon Tyne
SEA Seattle/Tacoma Intl - NCL Newcastle upon Tyne
SEANCL
Seattle/Tacoma Intl
Sun 11/8
10:43 am-12:50 pm
2 stops18h 07m
Newcastle upon Tyne
Tue 11/17
6:45 am-8:20 pm
2 stops21h 35m
$759
SeattleNewcastle upon Tyne
SEA Seattle/Tacoma Intl - NCL Newcastle upon Tyne
SEANCL
Seattle/Tacoma Intl
Sun 11/8
10:43 am-11:45 am
2 stops17h 02m
Newcastle upon Tyne
Mon 11/16
12:35 pm-12:35 am
2 stops20h 00m
$810
SeattleNewcastle upon Tyne
SEA Seattle/Tacoma Intl - NCL Newcastle upon Tyne
SEANCL
Seattle/Tacoma Intl
Sun 11/8
10:27 am-12:50 pm
2 stops18h 23m
Newcastle upon Tyne
Mon 11/16
12:35 pm-12:35 am
2 stops20h 00m
$812
SeattleNewcastle upon Tyne
SEA Seattle/Tacoma Intl - NCL Newcastle upon Tyne
SEANCL
Seattle/Tacoma Intl
Fri 10/23
12:04 pm-7:35 pm
2 stops23h 31m
Newcastle upon Tyne
Fri 11/6
9:45 am-4:50 pm
1 stop15h 05m
$824
SeattleNewcastle upon Tyne
SEA Seattle/Tacoma Intl - NCL Newcastle upon Tyne
SEANCL
Seattle/Tacoma Intl
Sun 11/1
7:15 am-9:00 am
2 stops17h 45m
Newcastle upon Tyne
Sun 11/8
6:20 am-3:14 pm
1 stop16h 54m
$851
SeattleNewcastle upon Tyne
SEA Seattle/Tacoma Intl - NCL Newcastle upon Tyne
SEANCL
Seattle/Tacoma Intl
Sun 11/1
2:35 pm-8:15 am
3 stops33h 40m
Newcastle upon Tyne
Sun 11/8
5:50 pm-5:00 pm
3 stops31h 10m
$862
SeattleNewcastle upon Tyne
SEA Seattle/Tacoma Intl - NCL Newcastle upon Tyne
SEANCL
Seattle/Tacoma Intl
Mon 1/11
6:45 pm-4:00 pm
1 stop13h 15m
Newcastle upon Tyne
Fri 1/15
9:45 am-4:50 pm
1 stop15h 05m
$905
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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.
SEA-NCL
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.
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 September 17, 2026.
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.
Boarding
7.0
Comfort
6.8
Crew
7.7
Overall
6.7
Entertainment
6.5
Food
6.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
IAH - LHR
Boarding
7.0
Comfort
6.8
Crew
7.7
Overall
6.7
Entertainment
6.5
Food
6.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
IAH - LHR
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.
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Other flights to Newcastle upon Tyne
Explore flights to Newcastle upon Tyne departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 17, 2026.
Seattle and Newcastle upon Tyne flights
Browse other Seattle and Newcastle upon Tyne flight options. Last updated on September 17, 2026.
Other flights from Seattle
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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 7,457,451 searches. Data last updated September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$662 | Average$1,029 | FlexibilityNo cancel fee | On-time70% |