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Cheap flights from Frankfurt am Main Airport to Seattle from £399

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — SEA
5 May — 12 May1
1 adult

Cheapflights Tip: The best prices from Frankfurt am Main to Seattle/Tacoma Intl are usually found in March or February, booked 13 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap 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 30 April 2025.

Round-trip from

£399

Popular in

July

Cheapest in

March

Average price

£448
Condor
  • Condor
  • 15/5-21/5
  • 1 total stop
  • 29h 20m total
  • Frankfurt am Main to Seattle
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Highest demand for flights based on searches. 14% potential increase in price (£62 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Find flight deals from Frankfurt to Seattle

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 30 April 2025.

Tue 29/413:45FRA - SEA
Nonstop10h 20mMultiple Airlines
Sun 18/514:00SEA - FRA
1 stop14h 50mMultiple Airlines
Deal found 29/4£399
Mon 19/510:55FRA - SEA
1 stop22h 50mBritish Airways
Mon 26/513:30SEA - FRA
1 stop23h 55mBritish Airways
Deal found 28/4£421
Tue 4/1110:15FRA - SEA
2 stops20h 41mUnited Airlines
Mon 10/1114:00SEA - FRA
Nonstop10h 10mUnited Airlines
Deal found 29/4£430
Tue 4/1108:15FRA - SEA
1 stop14h 05mLufthansa
Sat 15/1107:00SEA - FRA
1 stop15h 25mLufthansa
Deal found 29/4£434
Sat 31/511:30FRA - SEA
1 stop13h 30mFinnair
Thu 5/617:40SEA - FRA
1 stop15h 55mFinnair
Deal found 29/4£447
Sat 8/1113:05FRA - SEA
1 stop12h 55mIcelandair
Tue 11/1114:35SEA - FRA
1 stop12h 30mIcelandair
Deal found 29/4£456
Mon 12/514:50FRA - SEA
2 stops36h 43mSWISS
Tue 20/514:40SEA - FRA
2 stops38h 15mSWISS
Deal found 29/4£471
Sun 2/1105:50FRA - SEA
2 stops22h 20mAustrian Airlines
Wed 12/1108:00SEA - FRA
2 stops27h 00mAustrian Airlines
Deal found 29/4£475
Tue 3/607:00FRA - SEA
2 stops18h 08mDelta
Sun 8/613:30SEA - FRA
1 stop19h 15mDelta
Deal found 29/4£480
Sat 5/711:50FRA - SEA
1 stop17h 42mVirgin Atlantic
Thu 31/711:45SEA - FRA
1 stop13h 05mVirgin Atlantic
Deal found 29/4£526
Sun 17/815:25FRA - SEA
2 stops39h 12mScandinavian Airlines
Sat 6/920:10SEA - FRA
2 stops38h 35mScandinavian Airlines
Deal found 28/4£606

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 30 April 2025.
Use the filters below to find and compare flights from Frankfurt am Main Airport to Seattle that are best for you.

Fly from

Frankfurt

Fly to

Seattle

Route

Depart

Return

Price

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 15/5

11:45-22:00

1 stop19h 15m

Seattle/Tacoma Intl

Wed 21/5

17:05-12:10

Nonstop10h 05m

£399

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Mon 19/5

10:55-00:45

1 stop22h 50m

Seattle/Tacoma Intl

Mon 26/5

13:30-22:25

1 stop23h 55m

£421

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 15/5

09:55-19:37

1 stop18h 42m

Seattle/Tacoma Intl

Wed 21/5

07:20-11:05

2 stops18h 45m

£431

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 21/5

13:45-15:05

Nonstop10h 20m

Seattle/Tacoma Intl

Thu 5/6

17:05-12:10

Nonstop10h 05m

£433

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Fri 29/8

12:15-16:59

1 stop13h 44m

Seattle/Tacoma Intl

Fri 12/9

08:00-08:00

1 stop15h 00m

£435

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 20/5

20:30-13:50

1 stop26h 20m

Seattle/Tacoma Intl

Sat 7/6

16:00-14:40

1 stop13h 40m

£437

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sat 31/5

11:30-16:00

1 stop13h 30m

Seattle/Tacoma Intl

Thu 5/6

17:40-18:35

1 stop15h 55m

£447

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sun 18/5

17:10-20:40

1 stop12h 30m

Seattle/Tacoma Intl

Fri 23/5

23:30-13:00

1 stop28h 30m

£467

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Mon 12/5

18:20-18:33

2 stops33h 13m

Seattle/Tacoma Intl

Mon 19/5

12:45-19:55

2 stops22h 10m

£471

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 3/6

07:00-16:08

2 stops18h 08m

Seattle/Tacoma Intl

Sun 8/6

13:30-17:45

1 stop19h 15m

£480

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 18 results
1
2

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 25 April 2025.

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 13 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, January is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Seattle (average of £622). Flying from Frankfurt am Main Airport to Seattle in July is currently the most expensive (average of £946). 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 30 April 2025.

It’s optimal to fly from Frankfurt am Main Airport to Seattle in the morning. By choosing this option you can save up to 4% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from Frankfurt am Main Airport to Seattle

Explore weekly flight availability from Frankfurt to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 30 April 2025.

The most flights from FRA to SEA are scheduled on a Monday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 30 April 2025.
Delta
8.0
Very Good
7,934 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,934 reviews
Delta
8.0
Very Good
7,934 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very Good
7,934 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very Good
7,934 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very Good
7,934 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very Good
7,934 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 4 daily inbound flights from Frankfurt am Main from 1 airline.

  • What are the cheapest airlines flying from Frankfurt am Main Airport to Seattle round-trip?

    Flying on British Airways is currently your cheapest option to Seattle, with prices starting at £421. Additional return tickets that might be worth considering are offered by United Airlines and Condor, with the lowest prices starting at £431 and £433, respectively. British Airways is priced at 15% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Frankfurt am Main Airport to Seattle one-way?

    For one-way options, check prices for Condor. According to our data, you can fly for as low as £447. Users have also found prices from £668 and £1,060 on British Airways and Lufthansa, respectively.

  • 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: Air Canada (88%), United Airlines (88%), Lufthansa (86%).

  • 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, January is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Seattle (average of £622). Flying from Frankfurt am Main Airport to Seattle in July is currently the most expensive (average of £946). 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 Frankfurt am Main Airport?

Book flights to Frankfurt am Main Airport if you plan to visit one of these locations
Tacoma
Leavenworth
Bothell

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Top airline flying from Frankfurt to Seattle

Discover the top airline that operate flights from Frankfurt to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£496Average£545FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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How does Cheapflights help users find flights from Frankfurt to Seattle?

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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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