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Cheap flights from Frankfurt am Main Airport to Seattle from €368

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 1/5. 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

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Icelandair Logo
13:05 - 18:00
FRA
-
SEA
12h 55m
1 stop
Icelandair Logo
15:40 - 16:20
SEA
-
FRA
15h 40m
1 stop
€506Icelandair
Wed, 18 Mar - Mon, 13 Apr
Icelandair Logo
13:05 - 18:00
FRA
-
SEA
12h 55m
1 stop
Icelandair Logo
19:00 - 13:00
SEA
-
FRA
33h 00m
1 stop
€508Icelandair
Tue, 17 Mar - Sun, 12 Apr
Multiple Airlines Logo
11:30 - 23:13
FRA
-
SEA
20h 43m
2 stops
Multiple Airlines Logo
13:35 - 22:40
SEA
-
FRA
24h 05m
1 stop
€521Multiple Airlines
Thu, 2 Apr - Tue, 21 Apr
Delta Logo
06:55 - 11:40
FRA
-
SEA
13h 45m
1 stop
Delta Logo
06:10 - 11:15
SEA
-
FRA
20h 05m
2 stops
€525Delta
Thu, 19 Feb - Thu, 26 Feb
Finnair Logo
11:30 - 22:38
FRA
-
SEA
20h 08m
2 stops
Finnair Logo
17:40 - 18:35
SEA
-
FRA
15h 55m
1 stop
€527Finnair
Thu, 30 Apr - Fri, 22 May
KLM Logo
10:15 - 11:40
FRA
-
SEA
34h 25m
1 stop
KLM Logo
06:00 - 07:50
SEA
-
FRA
16h 50m
1 stop
€528KLM
Thu, 12 Feb - Sat, 28 Feb
Delta Logo
06:55 - 16:58
FRA
-
SEA
19h 03m
2 stops
Delta Logo
06:10 - 11:15
SEA
-
FRA
20h 05m
2 stops
€529Delta
Thu, 19 Feb - Thu, 26 Feb
Delta Logo
14:15 - 11:35
FRA
-
SEA
30h 20m
1 stop
Delta Logo
07:21 - 11:05
SEA
-
FRA
19h 44m
2 stops
€530Delta
Sun, 1 Mar - Sun, 8 Mar
Delta Logo
11:45 - 22:05
FRA
-
SEA
19h 20m
2 stops
Delta Logo
22:35 - 08:40
SEA
-
FRA
25h 05m
1 stop
€532Delta
Thu, 30 Apr - Sat, 23 May
Delta Logo
06:55 - 22:22
FRA
-
SEA
24h 27m
2 stops
Delta Logo
22:58 - 07:50
SEA
-
FRA
24h 52m
1 stop
€532Delta
Sat, 7 Mar - Sat, 14 Mar

Icelandair flights from Frankfurt am Main Airport to Seattle

Our best Icelandair deals on Frankfurt am Main Airport to Seattle flight tickets
Icelandair
18 Mar
FRA13:05Frankfurt am Main
12h 55m
1 stop
SEA18:00Seattle/Tacoma Intl
13 Apr
SEA15:40Seattle/Tacoma Intl
15h 40m
1 stop
FRA16:20Frankfurt am Main
€506
Icelandair
17 Mar
FRA13:05Frankfurt am Main
12h 55m
1 stop
SEA18:00Seattle/Tacoma Intl
12 Apr
SEA19:00Seattle/Tacoma Intl
33h 00m
1 stop
FRA13:00Frankfurt am Main
€508

British Airways flights from Frankfurt am Main Airport to Seattle

Our best British Airways deals on Frankfurt am Main Airport to Seattle flight tickets
British Airways
20 Mar
FRA07:00Frankfurt am Main
13h 30m
1 stop
SEA12:30Seattle/Tacoma Intl
13 Apr
SEA20:20Seattle/Tacoma Intl
17h 05m
1 stop
FRA22:25Frankfurt am Main
€535
British Airways
27 Feb
FRA10:15Frankfurt am Main
20h 02m
1 stop
SEA21:17Seattle/Tacoma Intl
1 Mar
SEA18:50Seattle/Tacoma Intl
18h 10m
1 stop
FRA22:00Frankfurt am Main
€536
British Airways
17 Mar
FRA10:15Frankfurt am Main
20h 54m
1 stop
SEA23:09Seattle/Tacoma Intl
7 Apr
SEA13:19Seattle/Tacoma Intl
21h 31m
2 stops
FRA19:50Frankfurt am Main
€552

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 February 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

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 18/3

13:05-18:00

1 stop12h 55m

Seattle/Tacoma Intl

Mon 13/4

15:40-16:20

1 stop15h 40m

€506

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 17/3

13:05-18:00

1 stop12h 55m

Seattle/Tacoma Intl

Sun 12/4

19:00-13:00

1 stop33h 00m

€508

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 2/4

11:30-23:13

2 stops20h 43m

Seattle/Tacoma Intl

Tue 21/4

13:35-22:40

1 stop24h 05m

€521

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 19/2

06:55-11:40

1 stop13h 45m

Seattle/Tacoma Intl

Thu 26/2

06:10-11:15

2 stops20h 05m

€525

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 30/4

11:30-22:38

2 stops20h 08m

Seattle/Tacoma Intl

Fri 22/5

17:40-18:35

1 stop15h 55m

€527

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 12/2

10:15-11:40

1 stop34h 25m

Seattle/Tacoma Intl

Sat 28/2

06:00-07:50

1 stop16h 50m

€528

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 19/2

06:55-16:58

2 stops19h 03m

Seattle/Tacoma Intl

Thu 26/2

06:10-11:15

2 stops20h 05m

€529

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sun 1/3

14:15-11:35

1 stop30h 20m

Seattle/Tacoma Intl

Sun 8/3

07:21-11:05

2 stops19h 44m

€530

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 30/4

11:45-22:05

2 stops19h 20m

Seattle/Tacoma Intl

Sat 23/5

22:35-08:40

1 stop25h 05m

€532

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sat 7/3

06:55-22:22

2 stops24h 27m

Seattle/Tacoma Intl

Sat 14/3

22:58-07:50

1 stop24h 52m

€532

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 €501.

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 €566 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 €528 on momondo.

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

As of February 2026, prices for Frankfurt am Main Airport to Seattle flights are approximately 2% 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

Mon, Tue, Fri, Sat and Sun

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 on Monday, Tuesday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
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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