£209 Cheap Flights from Seattle (SEA) to Manchester (MHT)

View £209 flight on Sat, 6 Jun 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Manchester-Boston Regional Airport (MHT)

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Cheap Flights from Seattle (SEA) to Manchester (MHT)

Prices were available within the past 7 days and start at £209 for one-way flights and £544 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, 2 Jul - Sat, 8 Aug
SEA
Seattle
MHT
Manchester
£544 Return, found 6 days ago
£544
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 2 Jul from Seattle to Manchester, returning Sat, 8 Aug, priced at £544 found 6 days ago
Alaska Airlines
Thu, 2 Jul - Sat, 8 Aug
SEA
Seattle
MHT
Manchester
£545 Return, found 6 days ago
£545
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 2 Jul from Seattle to Manchester, returning Sat, 8 Aug, priced at £545 found 6 days ago
Alaska Airlines
Thu, 2 Jul - Sat, 8 Aug
SEA
Seattle
MHT
Manchester
£670 Return, found 6 days ago
£670
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 2 Jul from Seattle to Manchester, returning Sat, 8 Aug, priced at £670 found 6 days ago
Alaska Airlines
Thu, 2 Jul - Sat, 8 Aug
SEA
Seattle
MHT
Manchester
£671 Return, found 6 days ago
£671
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 2 Jul from Seattle to Manchester, returning Sat, 8 Aug, priced at £671 found 6 days ago

Frequently asked questions

What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional)?
March is typically the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional), with average return fares of approximately £259. This is about 30% lower than the average price throughout the year. March often sees lower prices as it's outside peak holiday seasons, leading to reduced demand. Other cheap months to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional) include January and September.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional)?
Based on booking data from the past year, the cheapest months to fly from Seattle - Tacoma Intl. (SEA) to Manchester-Boston Regional (MHT) are typically March and September. You can expect average return flight prices around £259 during these times. Choosing these months can help you find more budget-friendly options for your trip.
How many flights per day from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional)?
There are approximately 48 connecting flights per day from Seattle - Tacoma Intl. (SEA) to Manchester-Boston Regional (MHT). Some common connection points include Los Angeles Intl. (LAX), O'Hare Intl. (ORD), and Midway Intl. (MDW).
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional)?
The earliest flight from Seattle - Tacoma Intl. (SEA) to Manchester-Boston Regional (MHT) typically departs at approximately 12:05 AM local time, operated by American Airlines. This is a seasonal service active in February. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional)?
You'll typically find the most flights from Seattle - Tacoma Intl. (SEA) to Manchester-Boston Regional (MHT) on a Monday, with around 34 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Alaska Airlines, Southwest Airlines, and United Airlines. Flight schedules are consistent throughout the week, with Monday having only slightly more flights than other days.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional)?
The most popular departure times for flights from Seattle - Tacoma Intl. (SEA) to Manchester-Boston Regional (MHT) are in the early morning, from 6am to 9am. Approximately 33% of passengers prefer this time window. Many major carriers, including Southwest Airlines and United Airlines, offer flights during this window. These times work well because you can get an early start to your travel day and arrive at your destination with plenty of time.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional)?
Flying from SEA to MHT with a connection usually takes about 8 hours, traveling roughly 2,452 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional)?
Select the "Business class" and "First class" filters when looking for SEA to MHT flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Manchester from Seattle - Tacoma Intl. (SEA)?
From Seattle - Tacoma Intl. (SEA), you can fly directly into Manchester-Boston Regional (MHT) to reach Manchester. Some flights may connect through major hubs like Denver Intl. (DEN), Sky Harbor Intl. (PHX), McCarran Intl. (LAS) before reaching Manchester. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Manchester, NH (MHT-Manchester-Boston Regional) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Manchester-Boston Regional
Return price
£543
Distance
3922 km

Book with confidence

Compare flights from Seattle to Manchester easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seattle to Manchester. Operating between them flights per day, 6 airlines cover the route. And fly direct, getting you to Manchester-Boston Regional in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Seattle - Tacoma Intl. to Manchester-Boston Regional.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Seattle - Tacoma Intl. (SEA) to Manchester-Boston Regional (MHT)

The easiest way to view the best deals on flights from Seattle to Manchester today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Seattle - Tacoma Intl. to Manchester-Boston Regional start at just £544 and range up to £671.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Seattle and Manchester
  • booking your flight during July, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Seattle to Manchester flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Seattle - Tacoma Intl. to Manchester-Boston Regional for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Seattle to Manchester easily and book with confidence

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*Available to Expedia members.