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Newcastle upon Tyne

$459+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — NCL
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap 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 August 14, 2025.

Round-trip from

$722
(Ovago)

One-way from

$459
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,386
From Seattle/Tacoma Intl to Newcastle upon Tyne
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One-way flight from Seattle/Tacoma Intl to Newcastle upon Tyne
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Highest demand for flights based on searches. 38% potential increase in price ($693 potential increase over avg. RT price).
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Cheapest flight prices on average. 14% potential price decrease ($138 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 14, 2025.

This Ovago deal was found by Cheapflights users on 8/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/52:20 pmSEA - NCL
2 stops17h 40mBritish Airways
Wed 11/126:40 amNCL - SEA
1 stop18h 15mBritish Airways
Deal found 8/13$722
This Air France deal was found by Cheapflights users on 8/14. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:45 pmSEA - NCL
1 stop18h 50mAir France
Wed 9/106:35 amNCL - SEA
1 stop12h 40mAir France
Deal found 8/14$803
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:10 amSEA - NCL
2 stops20h 40mDelta
Wed 9/106:35 amNCL - SEA
1 stop19h 05mDelta
Deal found 8/14$808
This Gurufare deal was found by Cheapflights users on 8/13. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/217:35 pmSEA - NCL
1 stop29h 45mAer Lingus
Wed 11/129:00 amNCL - SEA
1 stop17h 20mAer Lingus
Deal found 8/13$847
This KLM deal was found by Cheapflights users on 8/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/212:10 pmSEA - NCL
1 stop24h 45mMultiple Airlines
Wed 11/126:05 amNCL - SEA
1 stop15h 10mMultiple Airlines
Deal found 8/14$903
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/217:10 amSEA - NCL
2 stops17h 40mDelta
Wed 11/126:05 amNCL - SEA
1 stop15h 10mDelta
Deal found 8/14$908
This KLM deal was found by Cheapflights users on 8/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/225:40 pmSEA - NCL
1 stop21h 20mMultiple Airlines
Sat 8/307:45 amNCL - SEA
1 stop17h 50mMultiple Airlines
Deal found 8/13$998
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2212:15 pmSEA - NCL
2 stops17h 00mDelta
Sat 8/307:45 amNCL - SEA
1 stop17h 50mDelta
Deal found 8/14$1,003

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 August 14, 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

Wed 11/5

2:20 pm-4:00 pm

2 stops17h 40m

Newcastle upon Tyne

Wed 11/12

6:40 am-4:55 pm

1 stop18h 15m

$722

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Thu 9/4

6:45 pm-9:35 pm

1 stop18h 50m

Newcastle upon Tyne

Wed 9/10

6:35 am-11:15 am

1 stop12h 40m

$803

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Thu 9/4

7:10 am-11:50 am

2 stops20h 40m

Newcastle upon Tyne

Wed 9/10

6:35 am-5:40 pm

1 stop19h 05m

$808

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Mon 9/1

10:41 pm-12:40 pm

2 stops53h 59m

$459

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Mon 9/1

2:20 pm-10:50 am

1 stop12h 30m

$507

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Sat 8/23

8:20 pm-10:00 pm

1 stop17h 40m

$562

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Sat 8/23

9:35 pm-8:20 am

3 stops50h 45m

$612

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Sun 8/31

12:46 am-2:30 pm

2 stops29h 44m

$1,230

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

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 $650). Flying from Seattle to Newcastle upon Tyne in June is currently the most expensive (average of $1,175). 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 August 14, 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 20% 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 August 14, 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
7,266 reviews

Overall

6.7

Entertainment

6.4

Crew

7.6

Comfort

6.7

Boarding

6.9

Food

6.3

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

LAX - LHR

Entertainment system did not work. Seems like Wi-Fi should have been comped at hat point. Boarding at Marco Polo in Venice was terrible. Insisted on gate checking our bag but not others! Connection was confused and flight was very late.
British Airways
6.7
Okay
7,266 reviews
British Airways
6.7
Okay
7,266 reviews

Overall

6.7

Entertainment

6.4

Crew

7.6

Comfort

6.7

Boarding

6.9

Food

6.3

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

LAX - LHR

Entertainment system did not work. Seems like Wi-Fi should have been comped at hat point. Boarding at Marco Polo in Venice was terrible. Insisted on gate checking our bag but not others! Connection was confused and flight was very late.

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.

  • 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 $598. Users have found that British Airways is 45% 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 $650). Flying from Seattle to Newcastle upon Tyne in June is currently the most expensive (average of $1,175). 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

Traveling to a place near Newcastle upon Tyne?

Book flights to Newcastle upon Tyne if you plan to visit one of these locations
Sunderland

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Alternative routes for Seattle to Newcastle upon Tyne

See prices for flight routes from nearby airports that may be better suited for you.
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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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$598Average$1,363FlexibilityNo cancel feeOn-time70%

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