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Cheap flights from Frankfurt am Main Airport to Seattle from €427

This is the cheapest return 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 5/9. 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 Frankfurt am Main Airport to Seattle

Cheap return flights

Logo
11:50 - 17:50FRA-SEA
15h 00m1 stop
Logo
07:00 - 12:40SEA-FRA
20h 40m1 stop
€427
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Fri, 5 Sep - Sun, 21 Sep
Logo
11:50 - 16:43FRA-SEA
13h 53m1 stop
Logo
07:00 - 12:40SEA-FRA
20h 40m1 stop
€428
Find Deal
Fri, 5 Sep - Sun, 21 Sep
Logo
11:40 - 19:14FRA-SEA
16h 34m1 stop
Logo
08:08 - 12:40SEA-FRA
19h 32m1 stop
€430
Find Deal
Tue, 16 Sep - Tue, 23 Sep
Icelandair Logo
17:10 - 20:40FRA-SEA
12h 30m1 stop
Icelandair Logo
15:45 - 13:00SEA-FRA
12h 15m1 stop
€469Icelandair
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Sun, 5 Oct - Wed, 8 Oct
Icelandair Logo
17:10 - 20:40FRA-SEA
12h 30m1 stop
Icelandair Logo
19:00 - 13:00SEA-FRA
33h 00m1 stop
€472Icelandair
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Wed, 27 Aug - Mon, 29 Sep
Scandinavian Airlines Logo
20:30 - 13:50FRA-SEA
26h 20m1 stop
Scandinavian Airlines Logo
16:20 - 14:40SEA-FRA
13h 20m1 stop
€485Scandinavian Airlines
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Thu, 4 Sep - Wed, 24 Sep
Lufthansa Logo
12:15 - 16:59FRA-SEA
13h 44m1 stop
Lufthansa Logo
14:20 - 08:55SEA-FRA
9h 35mdirect
€489Lufthansa
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Wed, 3 Sep - Tue, 23 Sep
United Airlines Logo
10:15 - 16:59FRA-SEA
15h 44m1 stop
United Airlines Logo
14:20 - 08:55SEA-FRA
9h 35mdirect
€490United Airlines
Find Deal
Fri, 5 Sep - Sun, 21 Sep
United Airlines Logo
13:15 - 16:59FRA-SEA
12h 44m1 stop
United Airlines Logo
14:20 - 08:55SEA-FRA
9h 35mdirect
€493United Airlines
Find Deal
Fri, 5 Sep - Sun, 21 Sep
Lufthansa Logo
10:45 - 11:55FRA-SEA
10h 10mdirect
Lufthansa Logo
14:20 - 08:55SEA-FRA
9h 35mdirect
€498Lufthansa
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Thu, 2 Oct - Wed, 8 Oct

Icelandair flights from Frankfurt am Main Airport to Seattle

Our best Icelandair deals on Frankfurt am Main Airport to Seattle flight tickets
Icelandair
5 Oct
FRA17:10Frankfurt am Main
12h 30m
1 stop
SEA20:40Seattle/Tacoma Intl
8 Oct
SEA15:45Seattle/Tacoma Intl
12h 15m
1 stop
FRA13:00Frankfurt am Main
€469
Find similar
Icelandair
27 Aug
FRA17:10Frankfurt am Main
12h 30m
1 stop
SEA20:40Seattle/Tacoma Intl
29 Sept
SEA19:00Seattle/Tacoma Intl
33h 00m
1 stop
FRA13:00Frankfurt am Main
€472
Find similar
Icelandair
29 Aug
FRA17:10Frankfurt am Main
27h 15m
1 stop
SEA11:25Seattle/Tacoma Intl
29 Sept
SEA19:00Seattle/Tacoma Intl
33h 00m
1 stop
FRA13:00Frankfurt am Main
€473
Find similar

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
5 Sept
FRA10:15Frankfurt am Main
15h 44m
1 stop
SEA16:59Seattle/Tacoma Intl
21 Sept
SEA14:20Seattle/Tacoma Intl
9h 35m
FRA08:55Frankfurt am Main
€490
Find similar
United Airlines
17 Sept
FRA12:15Frankfurt am Main
13h 44m
1 stop
SEA16:59Seattle/Tacoma Intl
8 Oct
SEA05:30Seattle/Tacoma Intl
17h 35m
1 stop
FRA08:05Frankfurt am Main
€494
Find similar
United Airlines
2 Sept
FRA09:45Frankfurt am Main
21h 30m
2 stops
SEA22:15Seattle/Tacoma Intl
29 Sept
SEA14:20Seattle/Tacoma Intl
9h 35m
FRA08:55Frankfurt am Main
€495
Find similar

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 2 August 2025.
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

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Fri 5/9

11:50-17:50

1 stop15h 00m

Seattle/Tacoma Intl

Sun 21/9

07:00-12:40

1 stop20h 40m

€427

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Fri 5/9

11:50-16:43

1 stop13h 53m

Seattle/Tacoma Intl

Sun 21/9

07:00-12:40

1 stop20h 40m

€428

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 16/9

11:40-19:14

1 stop16h 34m

Seattle/Tacoma Intl

Tue 23/9

08:08-12:40

1 stop19h 32m

€430

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sun 5/10

17:10-20:40

1 stop12h 30m

Seattle/Tacoma Intl

Wed 8/10

15:45-13:00

1 stop12h 15m

€469

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 27/8

17:10-20:40

1 stop12h 30m

Seattle/Tacoma Intl

Mon 29/9

19:00-13:00

1 stop33h 00m

€472

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 4/9

20:30-13:50

1 stop26h 20m

Seattle/Tacoma Intl

Wed 24/9

16:20-14:40

1 stop13h 20m

€485

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 3/9

12:15-16:59

1 stop13h 44m

Seattle/Tacoma Intl

Tue 23/9

14:20-08:55

Nonstop9h 35m

€489

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Fri 5/9

10:15-16:59

1 stop15h 44m

Seattle/Tacoma Intl

Sun 21/9

14:20-08:55

Nonstop9h 35m

€490

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Fri 5/9

13:15-16:59

1 stop12h 44m

Seattle/Tacoma Intl

Sun 21/9

14:20-08:55

Nonstop9h 35m

€493

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 2/10

10:45-11:55

Nonstop10h 10m

Seattle/Tacoma Intl

Wed 8/10

14:20-08:55

Nonstop9h 35m

€498

Flights are sorted by cheapest return 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 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 March, then February is your next best option. Flight prices from Frankfurt am Main Airport to Seattle during February average around €491.

What is the cheapest Frankfurt am Main to Seattle/Tacoma Intl flight route?

Fly from Frankfurt am Main to Seattle/Tacoma Intl for the best Frankfurt am Main - Seattle/Tacoma Intl flight prices

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 €575 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 €538 on momondo.

What cabin class options are available on Frankfurt am Main to Seattle/Tacoma Intl flights?

There are 2 cabin classes available to choose from on Frankfurt am Main to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of August 2025, prices for Frankfurt am Main Airport to Seattle flights are approximately 6% 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

Best price found

€514

Fastest flight time

10h 10m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Frankfurt am Main Airport in the past 72 hours is €514. The best return flight deal from Frankfurt am Main Airport to Seattle found on momondo in the last 72 hours is €427.
The fastest flight from Frankfurt am Main Airport to Seattle takes 10h 10m
Direct flights go from Frankfurt am Main Airport to Seattle every day.
There is 1 airport near Seattle: 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 10m.

  • 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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