Title: Cheap Flights from Seattle to Manchester (SEA to MHT) - Expedia.co.uk ![#urbex #abandoned #abandonedplaces #urbexworld](https://images.trvl-media.com/place/602425/84f4ceb8-1482-44da-b6ed-3eafed80d3b5.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Sierra Reinitzer ![](https://images.trvl-media.com/place/602425/84f4ceb8-1482-44da-b6ed-3eafed80d3b5.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Seattle (SEA) to Manchester (MHT) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Seattle-Tacoma International Airport (SEA) to Manchester-Boston Regional Airport (MHT) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:sea,to:mht,departure:30/09/2025TANYT&leg2=from:mht,to:sea,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:sea,to:mht,departure:30/09/2025TANYT&leg2=from:mht,to:sea,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:sea,to:mht,departure:30/09/2025TANYT&leg2=from:mht,to:sea,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:sea,to:mht,departure:30/09/2025TANYT&leg2=from:mht,to:sea,departure:07/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Cheap Flights from Seattle (SEA) to Manchester (MHT) Prices were available within the past 7 days and start at for one-way flights and £706 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, 20 Sept - Sat, 27 Sept SEA Seattle MHT Manchester £706 Return found 10 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:MHT,departure:20/09/2025TANYT&leg2=from:MHT,to:SEA,departure:27/09/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:705.30&airProductToken=AQpgCi0IwaYBEgM0NDIYkgEg71ko5534AjCloPgCOExAAFgBagJQTXIITDBBSVpOTjEKLwjBpgESBDYzNDYY71kg7JkBKOmg-AIw1aH4AjhMQAFYAWoCUE1yCEwwQUlaTk4xClwKLgjBpgESBDYzMjMY7JkBIEMoqOz4AjCX7fgCOE5AAFgBagJQTXIIVjdBSVpOTjEKKgjBpgESATMYQyCSASjS7vgCMLDx-AI4VkABWAFqAlBNcghWN0FJWk5OMRIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ## Find the cheapest month to fly from Seattle (SEA) to Manchester (MHT) ### September is typically the cheapest month to fly From £197 - £592 per traveller. Flight from Seattle to Manchester route information | Origin airport | Seattle - Tacoma Intl. | | --- | --- | | Destination airport | Manchester-Boston Regional | | Airlines serving | Alaska Airlines | | Return price | £705 | | Distance | 3922 km | ## 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, 1 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 £706 and range up to £706.   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 September, 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.   ## Frequently asked questions ### How much is a flight from SEA to Manchester-Boston Regional Airport (MHT)? > The lowest price advertised for a round-trip journey between SEA and MHT is £706. But you better act soon. This price is taken from fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to Manchester Airport? > Each air carrier has a different set of terms and conditions. If you decide to cancel your escape, head to our [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033). ### How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to MHT that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sea-Tac Airport to Manchester-Boston Regional Airport (MHT) flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from SEA to MHT? > The flight distance between Seattle - Tacoma Intl. Airport (SEA) and Manchester Airport is 4,000 kilometres. Bring a snack, a drink and something to read. Keep yourself occupied and the hours will fly by. ### Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Manchester Airport? > There are no direct flights, so you'll need to make at least one stop between Seattle - Tacoma Intl. Airport (SEA) and MHT. Take advantage of the layover time to stretch your legs and take a break. ### Are SEA to Manchester-Boston Regional Airport (MHT) flight tickets cheaper when they're purchased at the last minute? > Booking last minute from Seattle - Tacoma Intl. Airport (SEA) to MHT can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out altogether! If you'd rather play it safe and start your travel planning ahead of time, Expedia compares flight deals up to 12 months in advance. Just bear in mind that not all airlines release their prices that far in advance. Our advice? Check back often as prices are updated frequently. ## Explore a world of travel with Expedia - Trending Routes - Trending Flights - Top Flights Destinations - Related Airlines - Nearby Airports - Cheap Flights from Other Airports - Expedia's Latest Trends ### Top Routes from Seattle - [Seattle to Bologna (SEA - BLQ)](https://expedia.co.uk/lp/flights/sea/blq/seattle-to-bologna) - [Seattle to Barcelona (SEA - BCN)](https://expedia.co.uk/lp/flights/sea/bcn/seattle-to-barcelona) - [Seattle to Florence (SEA - FLR)](https://expedia.co.uk/lp/flights/sea/flr/seattle-to-florence) - [Seattle to Dublin (SEA - DUB)](https://expedia.co.uk/lp/flights/sea/dub/seattle-to-dublin) - [Seattle to Nice (SEA - NCE)](https://expedia.co.uk/lp/flights/sea/nce/seattle-to-nice) - [Seattle to Tokyo (SEA - NRT)](https://expedia.co.uk/lp/flights/sea/nrt/seattle-to-tokyo) - [Seattle to London (SEA - LHR)](https://expedia.co.uk/lp/flights/sea/lhr/seattle-to-london) - [Seattle to Lisbon (SEA - LIS)](https://expedia.co.uk/lp/flights/sea/lis/seattle-to-lisbon) - 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