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Cheap flights from Frankfurt am Main Airport to Seattle from £367

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — SEA
20 May — 27 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Frankfurt to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Frankfurt to Seattle
Explore the most affordable flight options available from Frankfurt to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 April 2026.

Fri 6/1113:05
FRA
-
SEA
1 stop12h 55m
Icelandair
Tue 10/1114:35
SEA
-
FRA
1 stop12h 30m
Icelandair
Deal found 16/4£478
Fri 29/507:25
FRA
-
SEA
1 stop13h 20m
Icelandair
Sat 6/623:25
SEA
-
FRA
1 stop22h 00m
Icelandair
Deal found 19/4£479
Fri 29/507:25
FRA
-
SEA
1 stop13h 20m
Icelandair
Thu 11/623:25
SEA
-
FRA
1 stop22h 00m
Icelandair
Deal found 16/4£479
Tue 12/517:10
FRA
-
SEA
1 stop12h 30m
Icelandair
Wed 27/523:25
SEA
-
FRA
1 stop22h 00m
Icelandair
Deal found 15/4£480
Fri 29/507:25
FRA
-
SEA
1 stop22h 15m
Icelandair
Sun 21/619:00
SEA
-
FRA
1 stop26h 25m
Icelandair
Deal found 16/4£481
Tue 12/517:10
FRA
-
SEA
1 stop12h 30m
Icelandair
Thu 28/515:40
SEA
-
FRA
1 stop29h 45m
Icelandair
Deal found 15/4£482
Thu 23/411:30
FRA
-
SEA
2 stops20h 08m
Finnair
Wed 6/513:19
SEA
-
FRA
2 stops20h 16m
Finnair
Deal found 15/4£482
Tue 29/914:00
FRA
-
SEA
1 stop15h 40m
Icelandair
Mon 5/1015:40
SEA
-
FRA
1 stop12h 20m
Icelandair
Deal found 16/4£483
Tue 29/914:00
FRA
-
SEA
1 stop15h 40m
Icelandair
Sat 3/1019:00
SEA
-
FRA
1 stop33h 00m
Icelandair
Deal found 16/4£485
Fri 11/910:55
FRA
-
SEA
1 stop19h 14m
British Airways
Tue 22/920:20
SEA
-
FRA
1 stop14h 25m
British Airways
Deal found 19/4£485
Mon 7/910:55
FRA
-
SEA
1 stop16h 52m
British Airways
Fri 2/1006:24
SEA
-
FRA
2 stops30h 21m
British Airways
Deal found 17/4£486

Find flight deals from Frankfurt to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Frankfurt (FRA) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 April 2026.

Round-trip from

£479

One-way from

£367

Popular in

July

Cheapest in

November

Average price

£485
Icelandair
  • Icelandair
  • 29/5-6/6
  • 2 total stops
  • 35h 20m total
  • Frankfurt am Main to Seattle
Search Deals
Finnair
  • Finnair
  • 28/9
  • 1 total stop
  • 13h 30m total
  • Frankfurt am Main to Seattle
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£37 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Frankfurt 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, Cheapflights users made 858,174 searches. Data last updated 20 April 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

Thu 28/5

10:55-22:32

1 stop20h 37m

Seattle/Tacoma Intl

Wed 10/6

13:30-13:55

1 stop15h 25m

£487
Fastest return journey

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 8/9

11:45-16:35

1 stop13h 50m

Seattle/Tacoma Intl

Tue 29/9

18:45-17:45

1 stop14h 00m

£487

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 19/5

07:00-19:05

2 stops21h 05m

Seattle/Tacoma Intl

Tue 26/5

18:40-17:45

1 stop14h 05m

£491

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 16/9

07:00-11:47

1 stop13h 47m

Seattle/Tacoma Intl

Wed 7/10

09:50-11:05

2 stops16h 15m

£491

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 18/8

10:40-20:02

2 stops18h 22m

Seattle/Tacoma Intl

Wed 26/8

15:47-18:40

2 stops17h 53m

£493

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sat 12/9

06:40-21:09

2 stops23h 29m

Seattle/Tacoma Intl

Fri 2/10

15:42-21:45

2 stops21h 03m

£493

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 2/9

07:00-18:52

2 stops20h 52m

Seattle/Tacoma Intl

Sun 13/9

09:50-11:05

2 stops16h 15m

£494

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 14/5

10:15-20:30

2 stops19h 15m

Seattle/Tacoma Intl

Sun 24/5

05:30-09:50

1 stop19h 20m

£495

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 14/5

11:00-20:41

1 stop18h 41m

Seattle/Tacoma Intl

Sun 24/5

18:40-22:05

1 stop18h 25m

£499

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Fri 2/10

14:00-20:40

1 stop15h 40m

Seattle/Tacoma Intl

Sun 18/10

19:00-13:00

1 stop33h 00m

£522

Flights are sorted by cheapest return flights first.

Deals found on 19/4

Showing 1-10 of 20 resultsSorted by cheapest first
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Best time to book a flight from Frankfurt to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Frankfurt with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Frankfurt am Main Airport to Seattle

How far ahead should I book a flight from Frankfurt am Main Airport to Seattle?

Use this chart to determine the optimal time to book a return flight from Frankfurt to Seattle. Price data was last updated on 17 April 2026.

The price you pay for your flight from Frankfurt am Main Airport to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 24 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Frankfurt am Main Airport to Seattle?

Currently, November is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Seattle (average of £456). Flying from Frankfurt am Main Airport to Seattle in July is currently the most expensive (average of £630). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from FRA to SEA?

Find hourly flight availability from Frankfurt to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 April 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Frankfurt am Main Airport to Seattle as you normally would.

How much does it cost for a return flight from Frankfurt am Main Airport to Seattle?

Related info for your journey

Find useful and relevant information for your journey from Frankfurt to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Frankfurt am Main?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from Frankfurt am Main. Booking flights from Frankfurt am Main to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 5 daily inbound flights from Frankfurt am Main from 0 different airlines.

  • How long is the flight from Frankfurt am Main Airport to Seattle?

    Airlines like British Airways, Delta, and KLM fly from Frankfurt am Main Airport to Seattle in about 13h 47m. The time it takes to get you to your destination can typically vary by up to 6h 50m. The distance from Frankfurt am Main Airport to Seattle is about 5089 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Frankfurt am Main Airport to Seattle?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Frankfurt am Main Airport to Seattle on time: Etihad Airways (100%), Condor (62%), Alaska Airlines (62%).

  • Can I find deals for flights from Frankfurt to Seattle that include hotel bookings?

    Yes. In addition to deals on Frankfurt to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Frankfurt to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Frankfurt to Seattle.

  • Can I find deals for business class flights from Frankfurt to Seattle?

    Yes. Cheapflights offers flight deals from Frankfurt to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Frankfurt am Main Airport to Seattle?

    Currently, November is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Seattle (average of £456). Flying from Frankfurt am Main Airport to Seattle in July is currently the most expensive (average of £630). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Why should you use Cheapflights to find cheap flight tickets from Frankfurt to Seattle?

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Can Cheapflights find flights from Frankfurt to Seattle with no change fees?

Yes! Cheapflights helps users easily find flights from Frankfurt to Seattle with no change fees.

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Not ready to book yet? You can track prices for flights from Frankfurt to Seattle on Cheapflights with our Price Alert feature and get notified when better prices are available.

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