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Cheap flights from Manchester to Seattle from £312

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Manchester to Seattle departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:15 - 17:00
MAN
-
SEA
16h 45m
2 stops
Multiple Airlines Logo
15:35 - 14:00
SEA
-
MAN
15h 25m
2 stops
£473Multiple Airlines
Wed, 4 Mar - Wed, 11 Mar
Scandinavian Airlines Logo
09:35 - 13:45
MAN
-
SEA
12h 10m
1 stop
Scandinavian Airlines Logo
15:55 - 08:55
SEA
-
MAN
33h 00m
1 stop
£474Scandinavian Airlines
Sun, 31 May - Sun, 7 Jun
Scandinavian Airlines Logo
09:35 - 13:45
MAN
-
SEA
12h 10m
1 stop
Scandinavian Airlines Logo
15:55 - 12:05
SEA
-
MAN
36h 10m
2 stops
£477Scandinavian Airlines
Sun, 31 May - Sun, 7 Jun
Scandinavian Airlines Logo
12:25 - 13:45
MAN
-
SEA
57h 20m
2 stops
Scandinavian Airlines Logo
15:55 - 12:05
SEA
-
MAN
36h 10m
2 stops
£480Scandinavian Airlines
Sun, 31 May - Sun, 7 Jun
Multiple Airlines Logo
17:25 - 19:51
MAN
-
SEA
34h 26m
2 stops
Multiple Airlines Logo
15:40 - 11:40
SEA
-
MAN
12h 00m
1 stop
£484Multiple Airlines
Mon, 13 Apr - Sun, 10 May
Scandinavian Airlines Logo
19:10 - 13:45
MAN
-
SEA
26h 35m
1 stop
Scandinavian Airlines Logo
15:55 - 08:55
SEA
-
MAN
33h 00m
1 stop
£486Scandinavian Airlines
Fri, 22 May - Tue, 9 Jun
Scandinavian Airlines Logo
19:10 - 13:45
MAN
-
SEA
26h 35m
1 stop
Scandinavian Airlines Logo
15:55 - 08:55
SEA
-
MAN
33h 00m
1 stop
£487Scandinavian Airlines
Fri, 22 May - Tue, 9 Jun
Scandinavian Airlines Logo
19:10 - 13:45
MAN
-
SEA
26h 35m
1 stop
Scandinavian Airlines Logo
15:55 - 20:30
SEA
-
MAN
20h 35m
2 stops
£489Scandinavian Airlines
Fri, 22 May - Tue, 9 Jun
Scandinavian Airlines Logo
12:45 - 13:45
MAN
-
SEA
33h 00m
2 stops
Scandinavian Airlines Logo
15:55 - 08:55
SEA
-
MAN
33h 00m
1 stop
£490Scandinavian Airlines
Fri, 22 May - Tue, 9 Jun
Scandinavian Airlines Logo
12:45 - 13:45
MAN
-
SEA
33h 00m
2 stops
Scandinavian Airlines Logo
15:55 - 20:30
SEA
-
MAN
20h 35m
2 stops
£492Scandinavian Airlines
Fri, 22 May - Tue, 9 Jun

Icelandair flights from Manchester to Seattle

Our best Icelandair deals on Manchester to Seattle flight tickets
Icelandair
9 Mar
MAN11:55Manchester
13h 05m
1 stop
SEA18:00Seattle/Tacoma Intl
16 Mar
SEA15:35Seattle/Tacoma Intl
12h 10m
1 stop
MAN10:45Manchester
£545
Icelandair
4 Mar
MAN11:55Manchester
13h 05m
1 stop
SEA17:00Seattle/Tacoma Intl
11 Mar
SEA15:35Seattle/Tacoma Intl
12h 25m
1 stop
MAN11:00Manchester
£555
Icelandair
6 Mar
MAN11:55Manchester
13h 05m
1 stop
SEA17:00Seattle/Tacoma Intl
9 Mar
SEA15:35Seattle/Tacoma Intl
12h 10m
1 stop
MAN10:45Manchester
£561

Scandinavian Airlines flights from Manchester to Seattle

Our best Scandinavian Airlines deals on Manchester to Seattle flight tickets
Scandinavian Airlines
22 May
MAN19:10Manchester
26h 35m
1 stop
SEA13:45Seattle/Tacoma Intl
9 Jun
SEA15:55Seattle/Tacoma Intl
33h 00m
1 stop
MAN08:55Manchester
£474
Scandinavian Airlines
22 May
MAN19:10Manchester
26h 35m
1 stop
SEA13:45Seattle/Tacoma Intl
9 Jun
SEA15:55Seattle/Tacoma Intl
36h 10m
2 stops
MAN12:05Manchester
£477
Scandinavian Airlines
22 May
MAN12:45Manchester
33h 00m
2 stops
SEA13:45Seattle/Tacoma Intl
9 Jun
SEA15:55Seattle/Tacoma Intl
36h 10m
2 stops
MAN12:05Manchester
£480

momondo Fare Finder

 
Customise your flight search to find flights from Manchester to Seattle 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, momondo users made 279,928 searches. Data last updated 11 February 2026.
Use the filters below to find and compare flights from Manchester to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Wed 4/3

08:15-17:00

2 stops16h 45m

Seattle/Tacoma Intl

Wed 11/3

15:35-14:00

2 stops15h 25m

£473

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sun 31/5

09:35-13:45

1 stop12h 10m

Seattle/Tacoma Intl

Sun 7/6

15:55-08:55

1 stop33h 00m

£474

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sun 31/5

09:35-13:45

1 stop12h 10m

Seattle/Tacoma Intl

Sun 7/6

15:55-12:05

2 stops36h 10m

£477

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sun 31/5

12:25-13:45

2 stops57h 20m

Seattle/Tacoma Intl

Sun 7/6

15:55-12:05

2 stops36h 10m

£480

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Mon 13/4

17:25-19:51

2 stops34h 26m

Seattle/Tacoma Intl

Sun 10/5

15:40-11:40

1 stop12h 00m

£484

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Fri 22/5

19:10-13:45

1 stop26h 35m

Seattle/Tacoma Intl

Tue 9/6

15:55-08:55

1 stop33h 00m

£486

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Fri 22/5

19:10-13:45

1 stop26h 35m

Seattle/Tacoma Intl

Tue 9/6

15:55-08:55

1 stop33h 00m

£487

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Fri 22/5

19:10-13:45

1 stop26h 35m

Seattle/Tacoma Intl

Tue 9/6

15:55-20:30

2 stops20h 35m

£489

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Fri 22/5

12:45-13:45

2 stops33h 00m

Seattle/Tacoma Intl

Tue 9/6

15:55-08:55

1 stop33h 00m

£490

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Fri 22/5

12:45-13:45

2 stops33h 00m

Seattle/Tacoma Intl

Tue 9/6

15:55-20:30

2 stops20h 35m

£492

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Seattle from

How to get the cheapest flight ticket from Manchester to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Manchester and Seattle?

What is the cheapest month to fly to Seattle?

The cheapest month to fly to Seattle from Manchester is in October. Flight prices, which tend to average around £533, are often lower during this time because this is during the off-season. The month of November is another great option to travel to Seattle, with average flight prices from Manchester averaging around £538.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Manchester when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around £622 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Manchester for as low as £555 on momondo.

How have Manchester to Seattle flight prices changed over time?

As of February 2026, prices for Manchester to Seattle flights are approximately 6% more expensive when compared to flights at the same time last year.

When to book flights from Manchester to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Manchester to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Manchester to Seattle (MAN to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Manchester to Seattle

Fastest flight time

12h 10m

Direct flights

None
The fastest flight from Manchester to Seattle takes 12h 10m
There are no direct flights from Manchester to Seattle. There are no popular flight routes from Manchester to Seattle.
Search flight deals

  • How far is Manchester to Seattle/Tacoma Intl by plane?

    There are 4618.9 mi between Manchester and Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 12h 10m.

  • When did momondo last update prices for flights from Manchester Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Manchester Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Manchester Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Manchester Airport to Seattle/Tacoma Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Manchester Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Manchester to Seattle?

Best airlines flying from Manchester to Seattle

Compare and see reviews for airlines that fly from Manchester to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom £433Free CancellationRating
7.3
1,679 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom £466Free CancellationRating
7.1
611 reviews
Search Icelandair flights
British AirwaysPriceFrom £496Free CancellationRating
6.7
7,731 reviews
Search British Airways flights
FinnairPriceFrom £511Free CancellationRating
7.6
1,360 reviews
Search Finnair flights
LufthansaPriceFrom £514Free CancellationRating
6.8
7,780 reviews
Search Lufthansa flights
United AirlinesPriceFrom £538Free CancellationRating
7.4
9,279 reviews
Search United Airlines flights
Virgin AtlanticPriceFrom £545Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
KLMPriceFrom £545Free CancellationRating
7.7
1,451 reviews
Search KLM flights
Aer LingusPriceFrom £561Free CancellationRating
7.2
1,449 reviews
Search Aer Lingus flights
Air FrancePriceFrom £573Free CancellationRating
7.4
1,531 reviews
Search Air France flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Fife
SeaTac
Tukwila

Why use momondo?

Why should I use momondo to find a flight deal from Manchester to Seattle?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Manchester to Seattle. momondo saves you time and could save you money on your trip.

Can I find flights from Manchester to Seattle with flexible booking policies on momondo?

Flights from Manchester to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Manchester to Seattle?

Once all potential Manchester to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Manchester to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Manchester to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

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