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Cheap flights from Frankfurt am Main Airport to Seattle from €397

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Frankfurt am Main Airport to Seattle departing on 4/5. 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.
Icelandair Logo
07:25 - 11:45
FRA
-
SEA
13h 20m
1 stop
Icelandair Logo
15:40 - 13:00
SEA
-
FRA
12h 20m
1 stop
€518Icelandair
Tue, 8 Sep - Sun, 20 Sep
Icelandair Logo
07:25 - 11:45
FRA
-
SEA
13h 20m
1 stop
Icelandair Logo
19:00 - 13:00
SEA
-
FRA
33h 00m
1 stop
€519Icelandair
Tue, 8 Sep - Mon, 21 Sep
Icelandair Logo
14:00 - 17:55
FRA
-
SEA
12h 55m
1 stop
Icelandair Logo
15:40 - 13:00
SEA
-
FRA
12h 20m
1 stop
€533Icelandair
Wed, 8 Apr - Mon, 20 Apr
Icelandair Logo
17:10 - 20:40
FRA
-
SEA
12h 30m
1 stop
Icelandair Logo
19:00 - 16:20
SEA
-
FRA
12h 20m
1 stop
€537Icelandair
Tue, 7 Apr - Sat, 25 Apr
Icelandair Logo
17:10 - 20:40
FRA
-
SEA
12h 30m
1 stop
Icelandair Logo
19:00 - 13:00
SEA
-
FRA
33h 00m
1 stop
€539Icelandair
Tue, 7 Apr - Thu, 23 Apr
Finnair Logo
11:30 - 23:50
FRA
-
SEA
21h 20m
2 stops
Finnair Logo
17:40 - 18:35
SEA
-
FRA
15h 55m
1 stop
€540Finnair
Tue, 8 Sep - Fri, 25 Sep
Icelandair Logo
17:10 - 20:40
FRA
-
SEA
12h 30m
1 stop
Icelandair Logo
19:00 - 16:20
SEA
-
FRA
12h 20m
1 stop
€540Icelandair
Sun, 26 Apr - Mon, 18 May
Icelandair Logo
17:10 - 20:40
FRA
-
SEA
12h 30m
1 stop
Icelandair Logo
19:00 - 13:00
SEA
-
FRA
33h 00m
1 stop
€542Icelandair
Sun, 26 Apr - Tue, 12 May
British Airways Logo
10:55 - 18:49
FRA
-
SEA
16h 54m
1 stop
British Airways Logo
20:20 - 22:45
SEA
-
FRA
17h 25m
1 stop
€547British Airways
Fri, 11 Sep - Wed, 23 Sep
Icelandair Logo
14:00 - 20:40
FRA
-
SEA
15h 40m
1 stop
Icelandair Logo
23:25 - 06:25
SEA
-
FRA
22h 00m
1 stop
€547Icelandair
Tue, 19 May - Mon, 1 Jun

Lufthansa flights from Frankfurt am Main Airport to Seattle

Our best Lufthansa deals on Frankfurt am Main Airport to Seattle flight tickets
Lufthansa
8 Apr
FRA13:15Frankfurt am Main
12h 44m
1 stop
SEA16:59Seattle/Tacoma Intl
22 Apr
SEA14:10Seattle/Tacoma Intl
10h 10m
FRA09:20Frankfurt am Main
€566
Lufthansa
12 Jun
FRA10:15Frankfurt am Main
15h 44m
1 stop
SEA16:59Seattle/Tacoma Intl
10 Jul
SEA14:10Seattle/Tacoma Intl
9h 45m
FRA08:55Frankfurt am Main
€568
Lufthansa
7 Apr
FRA10:45Frankfurt am Main
10h 35m
SEA12:20Seattle/Tacoma Intl
24 Apr
SEA14:10Seattle/Tacoma Intl
10h 10m
FRA09:20Frankfurt am Main
€570

United Airlines flights from Frankfurt am Main Airport to Seattle

Our best United Airlines deals on Frankfurt am Main Airport to Seattle flight tickets
United Airlines
12 Jun
FRA09:15Frankfurt am Main
16h 44m
1 stop
SEA16:59Seattle/Tacoma Intl
9 Jul
SEA05:00Seattle/Tacoma Intl
16h 30m
2 stops
FRA06:30Frankfurt am Main
€569
United Airlines
9 Apr
FRA10:45Frankfurt am Main
10h 35m
SEA12:20Seattle/Tacoma Intl
22 Apr
SEA08:00Seattle/Tacoma Intl
19h 10m
1 stop
FRA12:10Frankfurt am Main
€572
United Airlines
12 Jun
FRA09:15Frankfurt am Main
18h 51m
2 stops
SEA19:06Seattle/Tacoma Intl
9 Jul
SEA05:00Seattle/Tacoma Intl
16h 30m
2 stops
FRA06:30Frankfurt am Main
€573

momondo Fare Finder

 
Customise your flight search to find flights from Frankfurt am Main Airport 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 13,528 searches. Data last updated 20 March 2026.
Use the filters below to find and compare flights from Frankfurt am Main Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 8/9

07:25-11:45

1 stop13h 20m

Seattle/Tacoma Intl

Sun 20/9

15:40-13:00

1 stop12h 20m

€518

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 8/9

07:25-11:45

1 stop13h 20m

Seattle/Tacoma Intl

Mon 21/9

19:00-13:00

1 stop33h 00m

€519

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 8/4

14:00-17:55

1 stop12h 55m

Seattle/Tacoma Intl

Mon 20/4

15:40-13:00

1 stop12h 20m

€533
Fastest return journey

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 7/4

17:10-20:40

1 stop12h 30m

Seattle/Tacoma Intl

Sat 25/4

19:00-16:20

1 stop12h 20m

€537

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 7/4

17:10-20:40

1 stop12h 30m

Seattle/Tacoma Intl

Thu 23/4

19:00-13:00

1 stop33h 00m

€539

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 8/9

11:30-23:50

2 stops21h 20m

Seattle/Tacoma Intl

Fri 25/9

17:40-18:35

1 stop15h 55m

€540

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sun 26/4

17:10-20:40

1 stop12h 30m

Seattle/Tacoma Intl

Mon 18/5

19:00-16:20

1 stop12h 20m

€540

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sun 26/4

17:10-20:40

1 stop12h 30m

Seattle/Tacoma Intl

Tue 12/5

19:00-13:00

1 stop33h 00m

€542

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Fri 11/9

10:55-18:49

1 stop16h 54m

Seattle/Tacoma Intl

Wed 23/9

20:20-22:45

1 stop17h 25m

€546

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 19/5

14:00-20:40

1 stop15h 40m

Seattle/Tacoma Intl

Mon 1/6

23:25-06:25

1 stop22h 00m

€547

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 Frankfurt am Main Airport 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?

If you’re not able to fly to Seattle in November, then October is your next best option. Flight prices from Frankfurt am Main Airport to Seattle during October average around €565.

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

You are more likely to see cheaper flights to Seattle from Frankfurt am Main Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around €607 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 Frankfurt am Main Airport for as low as €575 on momondo.

How have Frankfurt am Main Airport to Seattle flight prices changed over time?

As of March 2026, prices for Frankfurt am Main Airport to Seattle flights are approximately 22% more expensive when compared to flights at the same time last year.

When to book flights from Frankfurt am Main Airport to Seattle

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

Cheap Frankfurt am Main Airport to Seattle (FRA to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Frankfurt am Main Airport to Seattle

Fastest flight time

10h 50m

Direct flights

Every day

Airports in Seattle

1 airport
The fastest flight from Frankfurt am Main Airport to Seattle takes 10h 50m
Direct flights go from Frankfurt am Main Airport to Seattle every day.
There is 1 airport in Seattle. From Frankfurt am Main Airport there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

  • How far is Frankfurt am Main to Seattle/Tacoma Intl by plane?

    Seattle/Tacoma Intl is 8175.9 km away from Frankfurt am Main. A reasonable flight in good conditions will take 10h 50m.

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Frankfurt am Main Airport to Seattle/Tacoma Intl Airport.

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

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Frankfurt am Main Airport to Seattle?

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Aberdeen
Lynnwood

Why use momondo?

Why should I use momondo to find a flight deal from Frankfurt am Main to Seattle?

Finding the right flight to Seattle from Frankfurt am Main is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

Can I find flights from Frankfurt am Main to Seattle with flexible booking policies on momondo?

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

How can momondo help me find flights from Frankfurt am Main to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from Frankfurt am Main. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Frankfurt am Main and alert you when they change.

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