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$431+ Cheap flights from Frankfurt (FRA) to Seattle (SEA)

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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — SEA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 Sunday or Tuesday and return on a Sunday

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 June 12, 2025.

Round-trip from

$544
(Billigflug)

One-way from

$431
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$680

Good round-trip deal

$582 or less

Good one-way deal

$590 or less
From Frankfurt am Main to Seattle/Tacoma Intl
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One-way flight from Frankfurt am Main to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 14% potential increase in price ($109 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Frankfurt am Main to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Frankfurt am Main to Seattle/Tacoma Intl.
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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 June 12, 2025.

This Billigflug deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:35 amFRA - SEA
2 stops26h 24mMultiple Airlines
Tue 9/301:30 pmSEA - FRA
1 stop21h 20mMultiple Airlines
Deal found 6/10$544
This Flysmarter deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/249:55 amFRA - SEA
1 stop18h 36mAir Canada
Thu 10/95:30 amSEA - FRA
2 stops17h 40mAir Canada
Deal found 6/10$545
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1111:30 amFRA - SEA
1 stop13h 30mAmerican Airlines
Sat 8/308:20 pmSEA - FRA
1 stop17h 20mAmerican Airlines
Deal found 6/11$546
This Flighttix deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/241:45 pmFRA - SEA
Nonstop10h 20mCondor
Thu 10/95:05 pmSEA - FRA
Nonstop10h 05mCondor
Deal found 6/10$556
This Billigflug deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/198:30 pmFRA - SEA
1 stop24h 05mBritish Airways
Tue 8/261:30 pmSEA - FRA
1 stop21h 20mBritish Airways
Deal found 6/10$557
This Finnair deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1111:30 amFRA - SEA
1 stop13h 30mFinnair
Mon 8/257:44 amSEA - FRA
1 stop16h 01mFinnair
Deal found 6/10$558
This Lufthansa deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3010:20 amFRA - SEA
Nonstop10h 50mLufthansa
Wed 11/53:10 pmSEA - FRA
1 stop18h 50mLufthansa
Deal found 6/11$559
This Icelandair deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/315:10 pmFRA - SEA
1 stop27h 15mIcelandair
Tue 9/163:45 pmSEA - FRA
1 stop12h 15mIcelandair
Deal found 6/10$560
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/24:15 pmFRA - SEA
1 stop33h 44mUnited Airlines
Wed 9/176:25 amSEA - FRA
1 stop23h 30mUnited Airlines
Deal found 6/12$561
This KLM deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:30 pmFRA - SEA
1 stop26h 05mKLM
Mon 9/89:53 amSEA - FRA
1 stop14h 57mKLM
Deal found 6/11$575
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/226:00 amFRA - SEA
1 stop14h 40mDelta
Sun 7/67:26 amSEA - FRA
2 stops17h 09mDelta
Deal found 6/12$578
This SWISS deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/259:45 amFRA - SEA
2 stops17h 51mSWISS
Thu 7/101:45 pmSEA - FRA
2 stops22h 15mSWISS
Deal found 6/10$632

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 12, 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

Mon 9/22

6:35 am-11:59 pm

2 stops26h 24m

Seattle/Tacoma Intl

Tue 9/30

1:30 pm-7:50 pm

1 stop21h 20m

$544

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 9/24

9:55 am-6:36 pm

2 stops17h 41m

Seattle/Tacoma Intl

Thu 10/9

5:30 am-8:10 am

2 stops17h 40m

$545

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Mon 8/11

11:30 am-4:00 pm

1 stop13h 30m

Seattle/Tacoma Intl

Sat 8/30

8:20 pm-10:40 pm

1 stop17h 20m

$546

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Wed 9/24

1:45 pm-3:05 pm

Nonstop10h 20m

Seattle/Tacoma Intl

Thu 10/9

5:05 pm-12:10 pm

Nonstop10h 05m

$556

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 8/19

8:30 pm-11:35 am

1 stop24h 05m

Seattle/Tacoma Intl

Tue 8/26

1:30 pm-7:50 pm

1 stop21h 20m

$557

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Mon 8/11

11:30 am-4:00 pm

1 stop13h 30m

Seattle/Tacoma Intl

Mon 8/25

7:44 am-8:45 am

1 stop16h 01m

$558

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 10/30

10:20 am-1:10 pm

Nonstop10h 50m

Seattle/Tacoma Intl

Wed 11/5

3:10 pm-7:00 pm

1 stop18h 50m

$559

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sun 8/31

5:10 pm-11:25 am

1 stop27h 15m

Seattle/Tacoma Intl

Tue 9/16

3:45 pm-1:00 pm

1 stop12h 15m

$560

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 9/2

4:15 pm-4:59 pm

1 stop33h 44m

Seattle/Tacoma Intl

Wed 9/17

6:25 am-2:55 pm

1 stop23h 30m

$561

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sat 8/30

6:30 pm-11:35 am

1 stop26h 05m

Seattle/Tacoma Intl

Mon 9/8

9:53 am-9:50 am

1 stop14h 57m

$575

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 22 results
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The best insider tips for Frankfurt am Main Airport to Seattle flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Frankfurt am Main Airport to Seattle trip
Airports
FRA

Book a free fast-track security slot via FRA SmartWay 72 hours before departure to save time at security checkpoints.

Read more about FRAby Blane Bachelor
SEA

Take the Link light rail from SEA to downtown Seattle for an affordable and convenient 40-minute journey.

Read more about SEAby Brandon Schultz
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on FRA

Blane Bachelor

Blane Bachelor

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

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 round-trip 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 round-trip flight from Frankfurt to Seattle. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Frankfurt am Main Airport to Seattle, you should look to book at least 59 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 $238). Flying from Frankfurt am Main Airport to Seattle in July is currently the most expensive (average of $391). 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 June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Frankfurt am Main Airport to Seattle in the evening. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the morning.

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 June 12, 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 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 June 12, 2025.
See what other customers who have flown with Delta, Air New Zealand and KLM from Frankfurt am Main to Seattle have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air New Zealand
8.0
Very good
483 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    If you book a flight to Seattle from Frankfurt am Main, you will be flying to Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There are 4 flights from Frankfurt am Main to Seattle/Tacoma Intl per day from 6 different airlines.

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

    Air Canada, at $545, was found to be the cheapest airline from Frankfurt am Main Airport to Seattle.Alternate airlines to your destination round-trip include American Airlines and Condor. You may be able to fly from Frankfurt am Main Airport to Seattle for 17% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as $501. However, be on the lookout for offers from Icelandair and SWISS, as they are both options that can get you from Frankfurt am Main Airport to Seattle for a low price.

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

    No one likes to see their flight delayed. When booking a flight from Frankfurt am Main Airport to Seattle consider choosing Air Canada (59%), United Airlines (59%) or Lufthansa (59%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Frankfurt am Main Airport to Seattle?

    Looking at all options, your cheapest flight can be booked for $551. While the most popular route (Frankfurt am Main - Seattle/Tacoma Intl) can be booked for $65 on average our data indicates $1,224 when flying from Frankfurt am Main Airport to Seattle.

  • 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 vacation 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 $238). Flying from Frankfurt am Main Airport to Seattle in July is currently the most expensive (average of $391). 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

Traveling to a place near Frankfurt am Main Airport?

Book flights to Frankfurt am Main Airport if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Kent
Cle Elum
Centralia
Kirkland
Aberdeen
Renton
Shelton
Silverdale
Issaquah

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Frankfurt to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Frankfurt to Portland flights
Frankfurt-Hahn to Seattle flights
Frankfurt to Spokane flights
Frankfurt to Pullman flights

Top 6 airlines flying from Frankfurt to Seattle

Discover the top 6 airlines 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$448Average$566FlexibilityNo cancel feeOn-timeN/A
CondorCheapest$476Average$666FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$506Average$753FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$521Average$658FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$548Average$672FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$567Average$781FlexibilityNo cancel feeOn-time71%

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