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Frankfurt am Main

$256+ Cheap flights from Seattle (SEA) to Frankfurt am Main

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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FRA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Frankfurt am Main are usually found in January or February, booked 69 days in advance, depart on a Sunday or Monday and return on a Sunday

Cheap flight deals from Seattle to Frankfurt am Main

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Frankfurt am Main (FK0). 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 September 11, 2025.

Round-trip from

$579
(Kiwi.com)

One-way from

$258
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$769
From Seattle/Tacoma Intl to Frankfurt am Main
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One-way flight from Seattle/Tacoma Intl to Frankfurt am Main
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Highest demand for flights based on searches. 3% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Seattle to Frankfurt am Main

Cheapest flights from Seattle to Frankfurt am Main
Explore the most affordable flight options available from Seattle to Frankfurt am Main. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Booking.com deal was found by Cheapflights users on 9/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/299:05 pmSEA - FRA
1 stop14h 15mAer Lingus
Wed 11/1210:45 amFRA - SEA
1 stop16h 35mAer Lingus
Deal found 9/9$582
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/299:05 pmSEA - FRA
1 stop14h 15mAer Lingus
Wed 11/510:45 amFRA - SEA
1 stop16h 35mAer Lingus
Deal found 9/8$583
This Booking.com deal was found by Cheapflights users on 9/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/135:05 pmSEA - FRA
Nonstop10h 05mCondor
Thu 10/231:45 pmFRA - SEA
Nonstop10h 20mCondor
Deal found 9/10$585
This Expedia deal was found by Cheapflights users on 9/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/55:05 pmSEA - FRA
Nonstop10h 05mMultiple Airlines
Thu 10/2311:40 amFRA - SEA
1 stop16h 51mMultiple Airlines
Deal found 9/11$586
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:10 amSEA - FRA
2 stops22h 20mScandinavian Airlines
Sun 12/148:30 pmFRA - SEA
2 stops34h 29mScandinavian Airlines
Deal found 9/9$587
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/55:56 pmSEA - FRA
2 stops35h 44mScandinavian Airlines
Thu 10/93:20 pmFRA - SEA
1 stop31h 40mScandinavian Airlines
Deal found 9/9$595
This Expedia deal was found by Cheapflights users on 9/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:05 pmSEA - FRA
Nonstop10h 05mMultiple Airlines
Thu 10/3011:40 amFRA - SEA
1 stop16h 55mMultiple Airlines
Deal found 9/8$596
This FlightHub deal was found by Cheapflights users on 9/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:40 pmSEA - FRA
2 stops22h 05mScandinavian Airlines
Fri 11/143:15 pmFRA - SEA
2 stops40h 10mScandinavian Airlines
Deal found 9/11$597
This KAYAK deal was found by Cheapflights users on 9/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2810:25 amSEA - FRA
2 stops25h 20mScandinavian Airlines
Tue 11/43:15 pmFRA - SEA
2 stops40h 12mScandinavian Airlines
Deal found 9/8$600
This Scandinavian Airlines deal was found by Cheapflights users on 9/9. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/242:25 pmSEA - FRA
2 stops20h 20mScandinavian Airlines
Wed 10/83:20 pmFRA - SEA
2 stops40h 02mScandinavian Airlines
Deal found 9/9$601
This oojo deal was found by Cheapflights users on 9/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/303:35 pmSEA - FRA
1 stop12h 30mIcelandair
Thu 11/131:05 pmFRA - SEA
1 stop12h 55mIcelandair
Deal found 9/10$603
This Expedia deal was found by Cheapflights users on 9/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/125:05 pmSEA - FRA
Nonstop10h 05mCondor
Sun 10/261:55 pmFRA - SEA
Nonstop10h 45mCondor
Deal found 9/11$605

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Frankfurt am Main 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 September 11, 2025.
Use the filters below to find and compare flights from Seattle to Frankfurt am Main that are best for you.

Fly from

Seattle

Fly to

Frankfurt am Main

Route

Depart

Return

Price

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Fri 9/26

12:45 pm-2:40 pm

2 stops40h 55m

Frankfurt am Main

Tue 10/14

3:20 pm-2:00 pm

1 stop31h 40m

$641

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Tue 10/7

2:10 pm-7:45 pm

2 stops20h 35m

Frankfurt am Main

Wed 10/22

10:10 am-2:00 pm

1 stop12h 50m

$662

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Thu 10/9

2:10 pm-7:45 pm

2 stops20h 35m

Frankfurt am Main

Thu 10/23

7:20 am-8:50 pm

2 stops22h 30m

$702

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Mon 11/3

2:10 pm-7:45 pm

2 stops20h 35m

Frankfurt am Main

Mon 11/17

7:55 am-10:25 pm

2 stops23h 30m

$712

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Thu 10/2

2:25 pm-7:45 pm

2 stops20h 20m

Frankfurt am Main

Mon 10/13

7:20 am-8:50 pm

2 stops22h 30m

$742

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Mon 3/9

6:40 pm-12:50 pm

Nonstop10h 10m

Frankfurt am Main

Thu 3/12

1:55 pm-4:40 pm

Nonstop10h 45m

$744

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Sun 10/26

7:19 am-11:40 am

2 stops20h 21m

Frankfurt am Main

Mon 11/3

7:55 am-10:25 pm

2 stops23h 30m

$765

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Tue 9/23

7:10 pm-10:00 am

1 stop29h 50m

Frankfurt am Main

Thu 10/9

7:05 am-5:15 pm

1 stop19h 10m

$790

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Thu 10/30

8:00 pm-9:30 am

1 stop29h 30m

Frankfurt am Main

Fri 12/5

10:55 am-5:05 pm

1 stop39h 10m

$791

SeattleFrankfurt am Main

SEA - HHN

SEAHHN

Seattle/Tacoma Intl

Sun 10/26

9:05 pm-11:15 pm

1 stop18h 10m

Frankfurt-Hahn

Mon 11/3

12:45 pm-10:35 am

2 stops30h 50m

$795

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 40 results
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The best insider tips for Seattle to Frankfurt am Main 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 Seattle to Frankfurt am Main trip
Airports
SEA

Plan to arrive at SEA at least two hours before your flight. Use SEA Spot Saver for free security appointments to reduce wait times.

Read more about SEAby Brandon Schultz
FRA

For a quick city connection from FRA, take the S8 or S9 trains from Terminal 1 to Frankfurt Hauptbahnhof in about 15 minutes.

Read more about FRAby Blane Bachelor
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 Seattle to Frankfurt am Main

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

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Frankfurt am Main. Price data was last updated on August 29, 2025.

Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Frankfurt am Main. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Frankfurt am Main (average of $729). Flying from Seattle to Frankfurt am Main in June is currently the most expensive (average of $1,091). 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 SEA to FRA?

Find hourly flight availability from Seattle to Frankfurt am Main. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Frankfurt am Main in the morning. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Seattle to Frankfurt am Main?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Frankfurt am Main. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Frankfurt am Main flight should consider departing on Sunday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Frankfurt am Main

Explore weekly flight availability from Seattle to Frankfurt am Main. 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 September 11, 2025.

The most flights from SEA to FK0 are scheduled on a Tuesday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Frankfurt am Main

Get insights into the airlines that provide service to Frankfurt am Main. 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 Frankfurt am Main. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, United Airlines, and Icelandair from Seattle to Frankfurt am Main 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,937 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Icelandair
7.0
Good
546 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Lufthansa
6.8
Okay
7,409 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Condor
6.3
Okay
364 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Frankfurt am Main. 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 from for flights from Seattle to 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 Frankfurt am Main from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Frankfurt am Main should be relatively easy as there are 4 daily outbound flights to Frankfurt am Main from 10 different airlines.

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

    For as low as $641, Scandinavian Airlines can have you in Frankfurt am Main from Seattle in 40h 55m. Seattle and Frankfurt am Main are separated by a distance of 5089 mi.

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

    Flying on Icelandair is currently your cheapest option to Frankfurt am Main, with prices starting at $466. Additional round-trip tickets that might be worth considering are offered by Condor and Aer Lingus, with the lowest prices starting at $520 and $559, respectively. Icelandair is 42% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Before booking your flight to Frankfurt am Main from Seattle, check out the most reliable airlines to get you to your destination on time: Condor (68%), Alaska Airlines (68%), Air Canada( 63%).

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

    While on average a flight from Seattle to Frankfurt am Main is generally $1,351, our data shows the cheapest flight currently is $440. When looking at the most popular route, (Seattle/Tacoma Intl - Frankfurt am Main), you can expect to pay $500 for that flight.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Seattle to Frankfurt am Main (average of $729). Flying from Seattle to Frankfurt am Main in June is currently the most expensive (average of $1,091). 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

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Top 10 airlines flying from Seattle to Frankfurt am Main

Discover the top 10 airlines that operate flights from Seattle to Frankfurt am Main. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$466Average$699FlexibilityNo cancel feeOn-time76%
CondorCheapest$520Average$775FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$559Average$724FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$578Average$903FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$666Average$883FlexibilityNo cancel feeOn-time69%
DeltaCheapest$672Average$1,243FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$707Average$823FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$732Average$842FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$749Average$795FlexibilityNo cancel feeOn-time67%
Alaska AirlinesCheapest$802Average$1,058FlexibilityNo cancel feeOn-time75%

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