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Cheap flights from Manchester to Seattle from $340

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 3/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Manchester to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
11:55 am - 6:00 pm
MAN
-
SEA
13h 05m
1 stop
Icelandair Logo
3:40 pm - 11:40 am
SEA
-
MAN
12h 00m
1 stop
$587Icelandair
Wed, Mar 18 - Mon, Mar 30
Icelandair Logo
11:55 am - 5:00 pm
MAN
-
SEA
13h 05m
1 stop
Icelandair Logo
2:35 pm - 11:00 am
SEA
-
MAN
12h 25m
1 stop
$615Icelandair
Tue, Feb 10 - Wed, Mar 4
Icelandair Logo
1:05 pm - 5:55 pm
MAN
-
SEA
12h 50m
1 stop
Icelandair Logo
7:00 pm - 11:40 am
SEA
-
MAN
32h 40m
1 stop
$630Icelandair
Wed, Apr 8 - Sat, Apr 18
Multiple Airlines Logo
9:30 pm - 7:18 pm
MAN
-
SEA
29h 48m
2 stops
Multiple Airlines Logo
3:35 pm - 10:45 am
SEA
-
MAN
12h 10m
1 stop
$641Multiple Airlines
Mon, Mar 2 - Mon, Mar 9
Multiple Airlines Logo
6:25 am - 2:20 pm
MAN
-
SEA
14h 55m
1 stop
Multiple Airlines Logo
7:00 am - 9:50 pm
SEA
-
MAN
30h 50m
2 stops
$649Multiple Airlines
Wed, Mar 18 - Mon, Mar 30
Lufthansa Logo
6:00 am - 7:03 pm
MAN
-
SEA
20h 03m
2 stops
Lufthansa Logo
8:00 am - 10:40 am
SEA
-
MAN
18h 40m
2 stops
$655Lufthansa
Wed, Mar 18 - Mon, Mar 30
Icelandair Logo
1:05 pm - 5:55 pm
MAN
-
SEA
12h 50m
1 stop
Icelandair Logo
3:40 pm - 11:40 am
SEA
-
MAN
12h 00m
1 stop
$658Icelandair
Mon, May 18 - Sun, May 31
United Airlines Logo
6:00 am - 1:10 pm
MAN
-
SEA
14h 10m
1 stop
United Airlines Logo
7:00 am - 8:45 am
SEA
-
MAN
18h 45m
2 stops
$659United Airlines
Thu, Mar 12 - Thu, Mar 19
Icelandair Logo
1:05 pm - 5:55 pm
MAN
-
SEA
12h 50m
1 stop
Icelandair Logo
3:40 pm - 11:40 am
SEA
-
MAN
12h 00m
1 stop
$661Icelandair
Mon, May 18 - Sun, May 31
Multiple Airlines Logo
6:05 am - 10:43 pm
MAN
-
SEA
24h 38m
2 stops
Multiple Airlines Logo
12:32 pm - 5:55 pm
SEA
-
MAN
21h 23m
2 stops
$663Multiple Airlines
Sat, Feb 21 - Tue, Feb 24

Icelandair flights from Manchester to Seattle

Our best Icelandair deals on Manchester to Seattle flight tickets
Icelandair
Feb 10
MAN11:55 amManchester
13h 05m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
Mar 4
SEA2:35 pmSeattle/Tacoma Intl
12h 25m
1 stop
MAN11:00 amManchester
$615
Icelandair
May 18
MAN1:05 pmManchester
12h 50m
1 stop
SEA5:55 pmSeattle/Tacoma Intl
May 31
SEA3:40 pmSeattle/Tacoma Intl
12h 00m
1 stop
MAN11:40 amManchester
$658
Icelandair
May 18
MAN1:05 pmManchester
12h 50m
1 stop
SEA5:55 pmSeattle/Tacoma Intl
May 31
SEA3:40 pmSeattle/Tacoma Intl
12h 00m
1 stop
MAN11:40 amManchester
$661

United Airlines flights from Manchester to Seattle

Our best United Airlines deals on Manchester to Seattle flight tickets
United Airlines
Apr 10
MAN5:55 amManchester
21h 05m
2 stops
SEA7:00 pmSeattle/Tacoma Intl
Apr 26
SEA2:10 pmSeattle/Tacoma Intl
19h 10m
1 stop
MAN5:20 pmManchester
$688
United Airlines
May 1
MAN5:55 amManchester
21h 42m
2 stops
SEA7:37 pmSeattle/Tacoma Intl
May 17
SEA5:40 amSeattle/Tacoma Intl
20h 45m
2 stops
MAN10:25 amManchester
$690
United Airlines
May 1
MAN5:55 amManchester
25h 34m
3 stops
SEA11:29 pmSeattle/Tacoma Intl
May 17
SEA5:40 amSeattle/Tacoma Intl
20h 45m
2 stops
MAN10:25 amManchester
$692

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated January 29, 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 3/18

11:55 am-6:00 pm

1 stop13h 05m

Seattle/Tacoma Intl

Mon 3/30

3:40 pm-11:40 am

1 stop12h 00m

$587

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Tue 2/10

11:55 am-5:00 pm

1 stop13h 05m

Seattle/Tacoma Intl

Wed 3/4

2:35 pm-11:00 am

1 stop12h 25m

$615

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Wed 4/8

1:05 pm-5:55 pm

1 stop12h 50m

Seattle/Tacoma Intl

Sat 4/18

7:00 pm-11:40 am

1 stop32h 40m

$630

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Mon 3/2

9:30 pm-7:18 pm

2 stops29h 48m

Seattle/Tacoma Intl

Mon 3/9

3:35 pm-10:45 am

1 stop12h 10m

$641

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Wed 3/18

6:25 am-2:20 pm

1 stop14h 55m

Seattle/Tacoma Intl

Mon 3/30

7:00 am-9:50 pm

2 stops30h 50m

$649

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Wed 3/18

6:00 am-7:03 pm

2 stops20h 03m

Seattle/Tacoma Intl

Mon 3/30

8:00 am-10:40 am

2 stops18h 40m

$655

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Mon 5/18

1:05 pm-5:55 pm

1 stop12h 50m

Seattle/Tacoma Intl

Sun 5/31

3:40 pm-11:40 am

1 stop12h 00m

$658

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Thu 3/12

6:00 am-1:10 pm

1 stop14h 10m

Seattle/Tacoma Intl

Thu 3/19

7:00 am-8:45 am

2 stops18h 45m

$659

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Mon 5/18

1:05 pm-5:55 pm

1 stop12h 50m

Seattle/Tacoma Intl

Sun 5/31

3:40 pm-11:40 am

1 stop12h 00m

$661

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sat 2/21

6:05 am-10:43 pm

2 stops24h 38m

Seattle/Tacoma Intl

Tue 2/24

12:32 pm-5:55 pm

2 stops21h 23m

$663

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from Manchester to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $727. If you don’t want to visit Seattle in January, then you should wait until October to fly from Manchester, when ticket prices are also cheap, with an average price of $729.

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 $836 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Manchester for as low as $751 on momondo.

How have Manchester to Seattle flight prices changed over time?

As of January 2026, prices for Manchester to Seattle flights are approximately 9% 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 round-trip 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

13h 05m

Direct flights

None
The fastest flight from Manchester to Seattle takes 13h 05m
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?

    A flight from Manchester to Seattle/Tacoma Intl will travel around 4618.9 mi. By plane, this route typically takes 13h 05m.

  • 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 for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Manchester Airport to Seattle/Tacoma Intl Airport.

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

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • 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
IcelandairPriceFrom $629Free CancellationRating
7.1
606 reviews
Search Icelandair flights
British AirwaysPriceFrom $660Free CancellationRating
6.7
7,705 reviews
Search British Airways flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Redmond
Cle Elum
Tukwila
Lakewood
Federal Way
Centralia
Westport
Kirkland
Fife
Tumwater

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?

All flight searches from Manchester to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Manchester to Seattle.

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

Price alerts on flights to Seattle from Manchester are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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