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Cheap flights from Frankfurt am Main Airport to Seattle from £419

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — SEA
8 Jul — 15 Jul1
1 adult

Cheapflights Tip: The best prices from Frankfurt am Main to Seattle/Tacoma Intl are usually found in March or February, booked 59 days in advance, depart on a Monday or Tuesday 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 3 July 2025.

Round-trip from

£419

Popular in

July

Cheapest in

March

Average price

£614
American Airlines
  • American Airlines
  • 6/11-13/11
  • 4 total stops
  • 36h 10m total
  • Frankfurt am Main to Seattle
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Highest demand for flights based on searches. 14% potential increase in price (£59 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
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Average for round-trip flights in July 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 3 July 2025.

Thu 6/1110:55FRA - SEA
2 stops18h 36mAmerican Airlines
Thu 13/1111:51SEA - FRA
2 stops17h 34mAmerican Airlines
Deal found 2/7£419
Sun 31/817:10FRA - SEA
1 stop27h 15mIcelandair
Sat 6/915:45SEA - FRA
1 stop12h 15mIcelandair
Deal found 2/7£421
Thu 6/1113:05FRA - SEA
Nonstop10h 45mCondor
Thu 13/1117:20SEA - FRA
Nonstop10h 10mCondor
Deal found 2/7£423
Wed 1/1006:35FRA - SEA
2 stops22h 34mBritish Airways
Wed 8/1013:53SEA - FRA
1 stop33h 52mBritish Airways
Deal found 2/7£425
Tue 26/820:30FRA - SEA
1 stop26h 20mScandinavian Airlines
Sat 6/916:00SEA - FRA
1 stop13h 40mScandinavian Airlines
Deal found 2/7£432
Mon 28/717:35FRA - SEA
1 stop36h 06mUnited Airlines
Fri 26/918:50SEA - FRA
1 stop12h 10mUnited Airlines
Deal found 1/7£435
Tue 4/1110:15FRA - SEA
2 stops18h 01mAir Canada
Wed 12/1110:05SEA - FRA
2 stops36h 20mAir Canada
Deal found 2/7£439
Mon 25/807:15FRA - SEA
2 stops20h 34mLufthansa
Wed 10/908:00SEA - FRA
2 stops18h 20mLufthansa
Deal found 2/7£443
Fri 22/810:55FRA - SEA
1 stop15h 55mAer Lingus
Sun 7/919:35SEA - FRA
1 stop15h 20mAer Lingus
Deal found 2/7£456
Tue 14/1013:10FRA - SEA
2 stops38h 26mSWISS
Thu 6/1113:20SEA - FRA
2 stops22h 35mSWISS
Deal found 1/7£474

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 3 July 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 6/11

10:55-20:31

2 stops18h 36m

Seattle/Tacoma Intl

Thu 13/11

11:51-14:25

2 stops17h 34m

£419

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sun 31/8

17:10-11:25

1 stop27h 15m

Seattle/Tacoma Intl

Sat 6/9

15:45-13:00

1 stop12h 15m

£421

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 6/11

13:05-14:50

Nonstop10h 45m

Seattle/Tacoma Intl

Thu 13/11

17:20-12:30

Nonstop10h 10m

£423

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 1/10

06:35-20:09

2 stops22h 34m

Seattle/Tacoma Intl

Mon 6/10

15:43-08:45

1 stop32h 02m

£425

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 26/8

20:30-13:50

1 stop26h 20m

Seattle/Tacoma Intl

Sat 6/9

16:00-14:40

1 stop13h 40m

£432

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Mon 28/7

17:35-20:41

1 stop36h 06m

Seattle/Tacoma Intl

Fri 26/9

18:50-16:00

1 stop12h 10m

£435

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 4/11

10:15-19:16

2 stops18h 01m

Seattle/Tacoma Intl

Wed 12/11

10:05-07:25

2 stops36h 20m

£439

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Mon 25/8

07:15-18:49

2 stops20h 34m

Seattle/Tacoma Intl

Mon 8/9

10:00-11:00

2 stops16h 00m

£443

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Fri 22/8

10:55-17:50

1 stop15h 55m

Seattle/Tacoma Intl

Sun 7/9

19:35-19:55

1 stop15h 20m

£456

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 14/10

16:30-18:36

2 stops35h 06m

Seattle/Tacoma Intl

Tue 4/11

13:20-19:55

2 stops21h 35m

£474

Flights are sorted by cheapest return flights first.

Deals found on 1/7

Showing 1-10 of 17 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 27 June 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 59 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 3 July 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 3 July 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).

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

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 3 July 2025.
Get a feel of what it's like to fly with SWISS, United Airlines, andScandinavian Airlines from Frankfurt am Main Airport to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,654 reviews
Check prices

Crew

8.2

Overall

7.5

Boarding

7.6

Comfort

7.4

Food

7.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
SWISS
7.5
Good
1,654 reviews
SWISS
7.5
Good
1,654 reviews
Check prices

Crew

8.2

Overall

7.5

Boarding

7.6

Comfort

7.4

Food

7.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
United Airlines
7.4
Good
8,861 reviews
SWISS
7.5
Good
1,654 reviews
Check prices

Crew

8.2

Overall

7.5

Boarding

7.6

Comfort

7.4

Food

7.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Scandinavian Airlines
7.3
Good
1,416 reviews
SWISS
7.5
Good
1,654 reviews
Check prices

Crew

8.2

Overall

7.5

Boarding

7.6

Comfort

7.4

Food

7.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
American Airlines
7.2
Good
10,000 reviews
SWISS
7.5
Good
1,654 reviews
Check prices

Crew

8.2

Overall

7.5

Boarding

7.6

Comfort

7.4

Food

7.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Ethiopian Air
7.2
Good
790 reviews
SWISS
7.5
Good
1,654 reviews
Check prices

Crew

8.2

Overall

7.5

Boarding

7.6

Comfort

7.4

Food

7.1

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

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 American Airlines is currently your cheapest option to Seattle, with prices starting at £419. Additional return tickets that might be worth considering are offered by Icelandair and Condor, with the lowest prices starting at £421 and £423, respectively. American Airlines is priced at 13% 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 Air Europa. According to our data, you can fly for as low as £576. Users have also found prices from £647 and £1,076 on Icelandair and United Airlines, 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 (54%), United Airlines (54%), Lufthansa (54%).

  • 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
SeaTac

Browse thousands of different options on Cheapflights for your next trip

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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 3 July 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£486Average£534FlexibilityNo 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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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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