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Cheap flights from Seattle to Frankfurt am Main Airport from £360

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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FRA
16 Jul — 23 Jul1
1 adult

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 Tuesday or Wednesday and return on a Monday

Cheap flight deals from Seattle to Frankfurt

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Frankfurt (FRA). 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 11 July 2025.

Round-trip from

£449

One-way from

£360

Popular in

December

Cheapest in

January

Average price

£679
5/8-26/8
  • 5/8-26/8
  • 1 total stop
  • 26h 34m total
  • Seattle to Frankfurt am Main
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United Airlines
  • United Airlines
  • 2/8
  • 1 total stop
  • 21h 10m total
  • Seattle to Frankfurt am Main
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£9 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 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 Seattle to Frankfurt

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

Tue 5/817:25SEA - FRA
Nonstop10h 05mMultiple Airlines
Tue 26/811:40FRA - SEA
1 stop16h 29mMultiple Airlines
Deal found 10/7£449
Tue 7/1012:00SEA - FRA
2 stops22h 45mScandinavian Airlines
Tue 14/1020:30FRA - SEA
1 stop26h 30mScandinavian Airlines
Deal found 10/7£489
Tue 5/819:15SEA - FRA
1 stop27h 50mUnited Airlines
Tue 26/817:35FRA - SEA
2 stops33h 22mUnited Airlines
Deal found 10/7£538
Tue 5/815:45SEA - FRA
1 stop12h 15mIcelandair
Tue 19/807:05FRA - SEA
1 stop13h 20mIcelandair
Deal found 9/7£548
Tue 5/817:25SEA - FRA
Nonstop10h 05mCondor
Thu 7/813:45FRA - SEA
Nonstop10h 20mCondor
Deal found 10/7£567
Tue 5/814:20SEA - FRA
Nonstop9h 35mLufthansa
Thu 14/810:45FRA - SEA
Nonstop10h 10mLufthansa
Deal found 11/7£569
Mon 11/813:45SEA - FRA
2 stops15h 10mSWISS
Mon 25/820:45FRA - SEA
2 stops34h 35mSWISS
Deal found 11/7£576

Cheapflights Fare Finder

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

Fly from

Seattle

Fly to

Frankfurt

Route

Depart

Return

Price

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Tue 5/8

17:25-12:30

Nonstop10h 05m

Frankfurt am Main

Tue 26/8

11:40-19:09

1 stop16h 29m

£449

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Tue 7/10

12:00-19:45

2 stops22h 45m

Frankfurt am Main

Tue 14/10

20:30-14:00

1 stop26h 30m

£489

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Tue 5/8

19:15-08:05

1 stop27h 50m

Frankfurt am Main

Tue 26/8

17:35-17:57

2 stops33h 22m

£538

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Tue 5/8

15:45-13:00

1 stop12h 15m

Frankfurt am Main

Tue 19/8

07:05-11:25

1 stop13h 20m

£548

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Tue 5/8

17:25-12:30

Nonstop10h 05m

Frankfurt am Main

Thu 7/8

13:45-15:05

Nonstop10h 20m

£567

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Tue 5/8

14:20-08:55

Nonstop9h 35m

Frankfurt am Main

Thu 14/8

10:45-11:55

Nonstop10h 10m

£569

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Mon 11/8

13:45-13:55

2 stops15h 10m

Frankfurt am Main

Mon 25/8

20:45-22:20

2 stops34h 35m

£576

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Sat 2/8

00:20-06:30

1 stop21h 10m

£360

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Thu 7/8

15:45-13:00

1 stop12h 15m

£372

SeattleFrankfurt am Main

SEA - FRA

SEAFRA

Seattle/Tacoma Intl

Thu 7/8

14:20-08:55

Nonstop9h 35m

£397

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 14 results
1
2

Best time to book a flight from Seattle to Frankfurt

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

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

Use this chart to determine the optimal time to book a return flight from Seattle to Frankfurt. Price data was last updated on 27 June 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Frankfurt am Main Airport, you should look to book at least 69 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 Seattle to Frankfurt am Main Airport?

Currently, February is the cheapest month in which you can book a flight from Seattle to Frankfurt am Main Airport (average of £187). Flying from Seattle to Frankfurt am Main Airport in July is currently the most expensive (average of £255). 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. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 8% on flights from Seattle to Frankfurt am Main Airport by exploring options for tickets at midday.

Weekly flight availability from Seattle to Frankfurt am Main Airport

Explore weekly flight availability from Seattle to Frankfurt. 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 11 July 2025.

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

Reviews of airlines servicing Frankfurt

Get insights into the airlines that provide service to Frankfurt. 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. Reviews last updated 11 July 2025.
See what other customers who have flown with SWISS, United Airlines, andScandinavian Airlines from Seattle to Frankfurt am Main Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,655 reviews
Check prices

Crew

8.2

Food

7.0

Comfort

7.4

Boarding

7.6

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
SWISS
7.5
Good
1,655 reviews
SWISS
7.5
Good
1,655 reviews
Check prices

Crew

8.2

Food

7.0

Comfort

7.4

Boarding

7.6

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
United Airlines
7.4
Good
8,848 reviews
SWISS
7.5
Good
1,655 reviews
Check prices

Crew

8.2

Food

7.0

Comfort

7.4

Boarding

7.6

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
Scandinavian Airlines
7.3
Good
1,419 reviews
SWISS
7.5
Good
1,655 reviews
Check prices

Crew

8.2

Food

7.0

Comfort

7.4

Boarding

7.6

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
Ethiopian Air
7.2
Good
790 reviews
SWISS
7.5
Good
1,655 reviews
Check prices

Crew

8.2

Food

7.0

Comfort

7.4

Boarding

7.6

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
TAP AIR PORTUGAL
7.1
Good
1,915 reviews
SWISS
7.5
Good
1,655 reviews
Check prices

Crew

8.2

Food

7.0

Comfort

7.4

Boarding

7.6

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Related info for your journey

Find useful and relevant information for your journey from Seattle to Frankfurt. 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 0 different airlines.

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

    According to our current data, Scandinavian Airlines (£489), United Airlines (£538), and Icelandair (£548) offers the cheapest pricing from Seattle to Frankfurt am Main Airport. Users have found that Scandinavian Airlines is 18% cheaper than the other options available to this destination.

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

    The cheapet airlines for a one-way flight from Seattle to Frankfurt am Main Airport are United Airlines (£360), Icelandair (£372), and Lufthansa (£397).

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

    No one likes to see their flight delayed. When booking a flight from Seattle to Frankfurt am Main Airport consider choosing Condor (73%), Alaska Airlines (73%) or Air Canada (70%) as they are the most reliable in getting you off to your destination on time.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Frankfurt 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 Airport?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Frankfurt am Main Airport (average of £187). Flying from Seattle to Frankfurt am Main Airport in July is currently the most expensive (average of £255). 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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