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Newcastle upon Tyne

$484+ 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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — NCL
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$725
(Mytrip)

One-way from

$484
(KAYAK)

Popular in

June

Cheapest in

September

Average price

$1,370
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. 42% potential increase in price ($748 potential increase over avg. RT price).
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Cheapest flight prices on average. 15% potential price decrease ($135 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Mytrip deal was found by Cheapflights users on 7/1. 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.
Sat 8/163:45 pmSEA - NCL
2 stops24h 05mMultiple Airlines
Sat 8/2310:35 amNCL - SEA
2 stops15h 15mMultiple Airlines
Deal found 7/1$725
This FlightHub deal was found by Cheapflights users on 7/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/211:32 pmSEA - NCL
2 stops24h 28mBritish Airways
Thu 10/309:05 pmNCL - SEA
2 stops32h 11mBritish Airways
Deal found 7/3$824
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/212:10 pmSEA - NCL
1 stop15h 00mDelta
Thu 10/309:15 amNCL - SEA
2 stops18h 17mDelta
Deal found 7/3$847
This Cheapflightsfares deal was found by Cheapflights users on 7/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2112:46 amSEA - NCL
2 stops24h 34mAer Lingus
Sat 8/309:50 amNCL - SEA
1 stop16h 00mAer Lingus
Deal found 7/3$977

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 July 3, 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

Sat 8/16

3:45 pm-11:50 pm

2 stops24h 05m

Newcastle upon Tyne

Sat 8/23

10:35 am-5:50 pm

2 stops15h 15m

$725

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Thu 8/21

1:32 pm-10:00 pm

2 stops24h 28m

Newcastle upon Tyne

Thu 10/30

9:05 pm-10:16 pm

2 stops32h 11m

$824

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Thu 8/21

2:10 pm-1:10 pm

1 stop15h 00m

Newcastle upon Tyne

Thu 10/30

9:15 am-8:32 pm

2 stops18h 17m

$847

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Thu 8/21

12:46 am-9:20 am

2 stops24h 34m

Newcastle upon Tyne

Sat 8/30

9:50 am-5:50 pm

1 stop16h 00m

$977

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Sat 8/9

7:35 pm-9:15 am

1 stop29h 40m

$484

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Sat 8/9

3:09 pm-3:30 pm

2 stops16h 21m

$491

SeattleNewcastle upon Tyne

SEA - NCL

SEANCL

Seattle/Tacoma Intl

Sat 8/9

1:35 pm-3:30 pm

1 stop17h 55m

$496

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 July 3, 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.

How much does it cost to fly round-trip from Seattle to Newcastle upon Tyne?

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 July 3, 2025.
See what other customers who have flown with Delta, Aer Lingus, 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
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,970 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.1
Good
1,144 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.6
Okay
7,093 reviews
Delta
8.0
Very good
7,970 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 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 $824. Other airlines that can offer you cheap pricing are Delta, from $847, and Aer Lingus, from $977. Users have found that British Airways is 18% 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.

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$597Average$814FlexibilityNo cancel feeOn-time70%

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