HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$420+ Cheap flights from Frankfurt am Main 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
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Frankfurt am Main to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Frankfurt am Main to Seattle/Tacoma Intl are usually found in November or January, booked 85 days in advance, depart on a Thursday or Friday and return on a Sunday

Cheap flight deals from Frankfurt am Main to Seattle

Cheapest flights from Frankfurt am Main to Seattle
Explore the most affordable flight options available from Frankfurt am Main to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.

This Condor deal was found by Cheapflights users on 6/7. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1512:30 pm
FRA
-
SEA
1 stop19h 37m
Multiple Airlines
Thu 6/256:05 pm
SEA
-
FRA
Nonstop10h 05m
Multiple Airlines
Deal found 6/7$669
This Iberia deal was found by Cheapflights users on 6/7. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:55 am
FRA
-
SEA
1 stop20h 26m
Iberia
Sun 8/305:00 am
SEA
-
FRA
1 stop18h 45m
Iberia
Deal found 6/7$670
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Sun 9/136:40 am
FRA
-
SEA
2 stops19h 02m
American Airlines
Sun 10/117:40 am
SEA
-
FRA
1 stop16h 05m
American Airlines
Deal found 6/7$671
This American Airlines deal was found by Cheapflights users on 6/7. 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 8/179:20 am
FRA
-
SEA
1 stop21h 39m
American Airlines
Tue 9/15:10 am
SEA
-
FRA
1 stop17h 10m
American Airlines
Deal found 6/7$672
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Sun 6/146:40 am
FRA
-
SEA
2 stops22h 34m
American Airlines
Wed 6/245:10 am
SEA
-
FRA
2 stops17h 10m
American Airlines
Deal found 6/7$673
This lastminute.com deal was found by Cheapflights users on 6/6. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/82:00 pm
FRA
-
SEA
1 stop15h 40m
Icelandair
Mon 6/2211:25 pm
SEA
-
FRA
1 stop22h 00m
Icelandair
Deal found 6/6$674
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Fri 6/126:10 am
FRA
-
SEA
2 stops27h 31m
American Airlines
Tue 6/235:38 pm
SEA
-
FRA
1 stop30h 07m
American Airlines
Deal found 6/5$677
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:35 pm
FRA
-
SEA
Nonstop10h 25m
Condor
Tue 9/296:05 pm
SEA
-
FRA
Nonstop10h 05m
Condor
Deal found 6/5$679
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Fri 6/199:20 am
FRA
-
SEA
1 stop19h 54m
American Airlines
Thu 7/25:05 am
SEA
-
FRA
2 stops17h 15m
American Airlines
Deal found 6/7$682
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1711:40 am
HHN
-
SEA
1 stop16h 15m
Multiple Airlines
Sat 9/269:45 pm
SEA
-
HHN
1 stop17h 20m
Multiple Airlines
Deal found 6/8$829
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/211:40 am
HHN
-
SEA
1 stop16h 05m
Multiple Airlines
Tue 7/149:45 pm
SEA
-
HHN
1 stop18h 10m
Multiple Airlines
Deal found 6/9$832
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:25 am
HHN
-
SEA
1 stop16h 30m
Multiple Airlines
Sun 10/49:45 pm
SEA
-
HHN
1 stop17h 05m
Multiple Airlines
Deal found 6/6$864

Find flight deals from Frankfurt am Main to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Frankfurt am Main (FK0) 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 10, 2026.

Round-trip from

$669
(Finnair)

One-way from

$420
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$773
From Frankfurt am Main to Seattle/Tacoma Intl
Search Deals
One-way flight from Frankfurt am Main to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Frankfurt am Main 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 10, 2026.
Use the filters below to find and compare flights from Frankfurt am Main to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sat 11/7

1:50 pm-3:35 pm

Nonstop10h 45m

Seattle/Tacoma Intl

Thu 11/12

5:35 pm-12:45 pm

Nonstop10h 10m

$715

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 9/17

2:35 pm-4:00 pm

Nonstop10h 25m

Seattle/Tacoma Intl

Fri 10/9

6:00 pm-1:00 pm

Nonstop10h 00m

$727
Quickest round-trip

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Thu 8/6

10:45 am-11:55 am

Nonstop10h 10m

Seattle/Tacoma Intl

Sun 8/16

2:10 pm-8:55 am

Nonstop9h 45m

$771

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sat 10/17

11:30 am-12:14 am

2 stops21h 44m

Seattle/Tacoma Intl

Sat 10/31

7:50 pm-9:25 am

2 stops29h 35m

$781

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sat 8/29

10:45 am-11:55 am

Nonstop10h 10m

Seattle/Tacoma Intl

Sun 9/13

2:10 pm-8:55 am

Nonstop9h 45m

$784

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Mon 9/28

10:45 am-11:55 am

Nonstop10h 10m

Seattle/Tacoma Intl

Thu 10/15

2:10 pm-9:20 am

Nonstop10h 10m

$784

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 9/29

10:45 am-11:55 am

Nonstop10h 10m

Seattle/Tacoma Intl

Sat 10/17

1:56 pm-2:05 pm

1 stop15h 09m

$784

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Sun 9/27

10:45 am-11:55 am

Nonstop10h 10m

Seattle/Tacoma Intl

Sat 10/17

10:42 am-9:55 am

1 stop14h 13m

$784

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Mon 7/6

7:45 am-7:06 pm

2 stops20h 21m

Seattle/Tacoma Intl

Tue 8/4

5:00 am-11:15 am

1 stop21h 15m

$784

Frankfurt am MainSeattle

FRA - SEA

FRASEA

Frankfurt am Main

Tue 7/7

9:45 am-8:46 pm

2 stops20h 01m

Seattle/Tacoma Intl

Mon 8/3

10:29 am-9:45 am

1 stop14h 16m

$784

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 40 resultsSorted by cheapest first
1
2
3
4

Best time to book a flight from Frankfurt am Main to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Frankfurt am Main 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 to Seattle

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

Currently, December is the cheapest month in which you can book a flight from Frankfurt am Main to Seattle (average of $199). Flying from Frankfurt am Main to Seattle in July is currently the most expensive (average of $556). 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 am Main 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 10, 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 to Seattle as you normally would.

Weekly flight availability from Frankfurt am Main to Seattle

Explore weekly flight availability from Frankfurt am Main 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 10, 2026.

The most flights from FK0 to SEA are scheduled on a Monday (6 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Frankfurt am Main to Seattle?

How often are flights from Frankfurt am Main to Seattle delayed?

About 21% of weekly flights between Frankfurt am Main and Seattle have experienced delays in the past year, with the average delay time being 98 minutes.

What is the most punctual flight time for Frankfurt am Main to Seattle flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Frankfurt am Main to Seattle flights?

Over the last year, Lufthansa have had the lowest number of delays on this route, with just 19% of flights being delayed.

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

Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from Frankfurt am Main to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

The best insider tips for Frankfurt am Main to Seattle flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Frankfurt am Main to Seattle trip
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on FRA

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 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

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 10, 2026.
Peruse reviews from past customers who have flown with United Airlines,Icelandair, andLufthansa from Frankfurt am Main to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,808 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,808 reviews
United Airlines
7.4
Good
9,808 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
Icelandair
7.0
Good
672 reviews
United Airlines
7.4
Good
9,808 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
Lufthansa
6.8
Okay
8,053 reviews
United Airlines
7.4
Good
9,808 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
Condor
6.5
Okay
437 reviews
United Airlines
7.4
Good
9,808 reviews

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from Frankfurt am Main 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?

    For a flight from Frankfurt am Main to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 4 inbound flights from Frankfurt am Main per day. 4 airlines have flights to Seattle/Tacoma Intl from Frankfurt am Main on a regular basis.

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

    A quick flight from Frankfurt am Main to Seattle can take about 10h 10m. Condor provides one of the quickest options available for as low as $771. The distance between Frankfurt am Main and Seattle is about 5089 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Currently priced at $524, Icelandair will fly you from Frankfurt am Main to Seattle and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and United Airlines - these airlines can fly you to your destination from $568 and $583, respectively. These flights start at 27% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $444. However, be on the lookout for offers from Aer Lingus and Icelandair, as they are both options that can get you from Frankfurt am Main to Seattle for a low price.

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

    Consider Air Canada (61%), United Airlines (61%) or Lufthansa (61%) when booking your flight. These represent the most reliable airlines when flying from Frankfurt am Main to Seattle.

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

    While on average a flight from Frankfurt am Main to Seattle is generally $1,597, our data shows the cheapest flight currently is $556. When looking at the most popular route, (Frankfurt am Main - Seattle/Tacoma Intl), you can expect to pay $606 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Frankfurt am Main 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 to Seattle?

    Currently, December is the cheapest month in which you can book a flight from Frankfurt am Main to Seattle (average of $199). Flying from Frankfurt am Main to Seattle in July is currently the most expensive (average of $556). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Frankfurt am Main to Seattle

Discover the top 4 airlines that operate flights from Frankfurt am Main 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 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$524Average$625FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$568Average$808FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$583Average$763FlexibilityNo cancel feeOn-time69%
CondorCheapest$595Average$740FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.