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Cheap flights from Frankfurt am Main Airport to Seattle from £320

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — SEA
7 Apr — 14 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Frankfurt am Main to Seattle/Tacoma Intl are usually found in November or April, booked 24 days in advance, depart on a Tuesday or Monday and return on a Monday

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 8 March 2026.

Tue 15/910:55
FRA
-
SEA
1 stop16h 54m
British Airways
Mon 5/1013:30
SEA
-
FRA
1 stop23h 50m
British Airways
Deal found 7/3£440
Mon 7/910:55
FRA
-
SEA
1 stop22h 59m
British Airways
Sat 19/911:32
SEA
-
FRA
2 stops26h 03m
British Airways
Deal found 8/3£441
Fri 9/1014:00
FRA
-
SEA
1 stop15h 40m
Icelandair
Sat 24/1019:10
SEA
-
FRA
1 stop32h 55m
Icelandair
Deal found 6/3£441
Fri 25/906:10
FRA
-
SEA
1 stop14h 25m
British Airways
Wed 30/909:51
SEA
-
FRA
2 stops19h 04m
British Airways
Deal found 8/3£442
Thu 3/906:40
FRA
-
SEA
1 stop13h 55m
British Airways
Tue 22/913:30
SEA
-
FRA
1 stop21h 15m
British Airways
Deal found 7/3£443
Wed 2/910:55
FRA
-
SEA
1 stop19h 43m
British Airways
Mon 7/915:41
SEA
-
FRA
2 stops21h 39m
British Airways
Deal found 3/3£444
Thu 3/907:25
FRA
-
SEA
1 stop22h 15m
Icelandair
Tue 10/1114:35
SEA
-
FRA
1 stop12h 30m
Icelandair
Deal found 4/3£446
Sat 12/906:40
FRA
-
SEA
2 stops23h 25m
British Airways
Wed 23/920:20
SEA
-
FRA
1 stop17h 25m
British Airways
Deal found 6/3£447
Mon 7/910:55
FRA
-
SEA
1 stop22h 59m
British Airways
Mon 21/907:51
SEA
-
FRA
1 stop15h 54m
British Airways
Deal found 8/3£447
Wed 16/910:55
FRA
-
SEA
1 stop16h 54m
Finnair
Fri 2/1013:24
SEA
-
FRA
2 stops20h 11m
Finnair
Deal found 6/3£448
Thu 3/906:40
FRA
-
SEA
1 stop13h 55m
British Airways
Mon 21/907:51
SEA
-
FRA
1 stop15h 54m
British Airways
Deal found 8/3£450
Wed 26/807:25
FRA
-
SEA
1 stop13h 20m
Icelandair
Sun 20/915:40
SEA
-
FRA
1 stop12h 20m
Icelandair
Deal found 7/3£451

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 8 March 2026.

Round-trip from

£440

One-way from

£320

Popular in

July

Cheapest in

November

Average price

£546
British Airways
  • British Airways
  • 2/9-20/9
  • 2 total stops
  • 36h 43m total
  • Frankfurt am Main to Seattle
Search Deals
Finnair
  • Finnair
  • 12/5
  • 2 total stops
  • 20h 08m total
  • Frankfurt am Main to Seattle
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£39 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 March 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 8 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
Fastest return journey

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 9/4

10:45-12:20

Nonstop10h 35m

Seattle/Tacoma Intl

Thu 23/4

14:10-09:20

Nonstop10h 10m

£465

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Fri 17/4

08:15-16:59

1 stop17h 44m

Seattle/Tacoma Intl

Thu 4/6

08:00-11:10

1 stop18h 10m

£494

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 1/4

07:00-11:45

1 stop13h 45m

Seattle/Tacoma Intl

Wed 8/4

06:00-09:50

1 stop18h 50m

£501

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 6/5

07:00-18:28

2 stops20h 28m

Seattle/Tacoma Intl

Wed 13/5

07:30-11:05

2 stops18h 35m

£506

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Fri 17/4

07:00-11:45

1 stop13h 45m

Seattle/Tacoma Intl

Thu 4/6

13:30-14:20

1 stop15h 50m

£507

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 13/5

08:50-22:47

2 stops22h 57m

Seattle/Tacoma Intl

Sat 6/6

16:30-14:45

1 stop13h 15m

£508

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Mon 25/5

06:35-11:35

1 stop14h 00m

Seattle/Tacoma Intl

Thu 4/6

13:30-22:40

1 stop24h 10m

£508

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sat 18/4

08:50-21:06

2 stops21h 16m

Seattle/Tacoma Intl

Sat 25/4

12:54-14:05

2 stops16h 11m

£512

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sat 25/4

10:40-20:57

2 stops19h 17m

Seattle/Tacoma Intl

Sat 2/5

10:52-12:10

2 stops16h 18m

£512

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sat 23/5

06:35-19:06

2 stops21h 31m

Seattle/Tacoma Intl

Fri 5/6

14:10-09:20

Nonstop10h 10m

£532

Flights are sorted by cheapest return flights first.

Deals found on 5/3

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 6 March 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, March is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Seattle (average of £325). Flying from Frankfurt am Main Airport to Seattle in July is currently the most expensive (average of £471). 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 8 March 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 0 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 United Airlines fly from Frankfurt am Main Airport to Seattle in about 21h 07m. The time it takes to get you to your destination can typically vary by up to . The distance from Frankfurt am Main Airport to Seattle is about 5089 mi.

  • 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: Condor (48%), Alaska Airlines (48%), Air Canada (45%).

  • 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, March is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Seattle (average of £325). Flying from Frankfurt am Main Airport to Seattle in July is currently the most expensive (average of £471). 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

Travelling to a place near Seattle?

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Tacoma
Federal Way
SeaTac

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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.

Can Cheapflights notify me if prices for flights from Frankfurt to Seattle become cheaper?

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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