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 $1352, while July sees the highest prices, averaging $2284. Savvy travelers can save up to 41% 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
120 days
For best prices
Booking Tips
For the best prices on Seattle to Newcastle flights, we recommend booking 129 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 |
|---|---|---|---|
Delta Air Lines DL | $1690 | $7350 | $10780 |
Air France AF | $1830 | $7590 | $10820 |
British Airways BA | $1850 | $7170 | $10480 |
Lufthansa LH | $1950 | $6600 | $11510 |
Alaska Airlines AS | $1990 | $6160 | $8730 |
United Airlines UA | $2000 | $7090 | $8900 |
American Airlines AA | $2060 | $6310 | $10440 |
Delta Air Lines
DL
Economy
$1690
Business
$7350
First
$10780
Air France
AF
Economy
$1830
Business
$7590
First
$10820
British Airways
BA
Economy
$1850
Business
$7170
First
$10480
Lufthansa
LH
Economy
$1950
Business
$6600
First
$11510
Alaska Airlines
AS
Economy
$1990
Business
$6160
First
$8730
United Airlines
UA
Economy
$2000
Business
$7090
First
$8900
American Airlines
AA
Economy
$2060
Business
$6310
First
$10440
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
Don't Forget Travel Insurance!
Found your flight? Protect your trip with SafetyWing's comprehensive travel insurance. Perfect for trips to Newcastle, United Kingdom.
- Medical coverage up to $250,000
- Trip interruption & delays covered
- Lost luggage protection included
From just $45/month • Works in 180+ countries • COVID-19 coverage included
Trusted by 100,000+ travelers
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 89 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.