Seattle (SEA) → Newcastle (NCL)
About Seattle to Newcastle Flights
Discover the best flights from Seattle to Newcastle, covering 7,341 km in approximately 9h 41m. Seattle (SEA) to Newcastle (NCL) is one of the major long-haul routes connecting United States and United Kingdom. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from Seattle to Newcastle.
12-Month Price History
Flight prices from Seattle to Newcastle vary significantly throughout the year. February typically offers the best deals with average prices around $1403, while July sees the highest prices, averaging $2316. Savvy travelers can save up to 39% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
86 days
For best prices
Booking Tips
For the best prices on Seattle to Newcastle flights, we recommend booking 73 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
United Airlines UA | $1400 | $4490 | $7910 |
Alaska Airlines AS | $1450 | $4840 | $8920 |
Delta Air Lines DL | $1590 | $5540 | $9090 |
British Airways BA | $1650 | $5680 | $10020 |
Air France AF | $1660 | $5410 | $8690 |
American Airlines AA | $1680 | $5530 | $7550 |
Lufthansa LH | $1780 | $6500 | $9150 |
United Airlines
UA
Economy
$1400
Business
$4490
First
$7910
Alaska Airlines
AS
Economy
$1450
Business
$4840
First
$8920
Delta Air Lines
DL
Economy
$1590
Business
$5540
First
$9090
British Airways
BA
Economy
$1650
Business
$5680
First
$10020
Air France
AF
Economy
$1660
Business
$5410
First
$8690
American Airlines
AA
Economy
$1680
Business
$5530
First
$7550
Lufthansa
LH
Economy
$1780
Business
$6500
First
$9150
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
Seattle → Manchester
Seattle-Tacoma International (SEA) to Manchester (MAN)
Distance: 7,461 km
Average price: $1585
Seattle → Edinburgh
Seattle-Tacoma International (SEA) to Edinburgh (EDI)
Distance: 7,196 km
Average price: $1533
Seattle → Glasgow
Seattle-Tacoma International (SEA) to Glasgow International (GLA)
Distance: 7,159 km
Average price: $1526
Seattle → Edinburgh
Seattle-Tacoma International (SEA) to Edinburgh (EDI)
Distance: 7,196 km
Average price: $1533
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Frequently Asked Questions
How long is the flight from Seattle to Newcastle?
The flight time from Seattle (SEA) to Newcastle (NCL) is approximately 9 hours and 41 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between Seattle and Newcastle?
The aerial distance between Seattle and Newcastle is 7,341 kilometers (4,561 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from Seattle to Newcastle?
Several airlines operate flights between Seattle and Newcastle, including Delta Air Lines, Alaska Airlines, American Airlines and 4 more airlines. Most flights on this route include one or more stops.
What is the cheapest month to fly from Seattle to Newcastle?
Based on historical data, February typically offers the lowest airfares for flights from Seattle to Newcastle. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Newcastle?
For the best prices on Seattle to Newcastle flights, we recommend booking 97 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from Seattle to Newcastle?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United States traveling to United Kingdom should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between Seattle and Newcastle?
Seattle operates on America/Los_Angeles time zone, while Newcastle is in the Europe/London time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.