Cheap flights from Frankfurt am Main to Seattle from $423

In general, December is the cheapest month to fly from Frankfurt am Main to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $199. If you don’t want to visit Seattle in December, then you should wait until April to fly from Frankfurt am Main, when ticket prices are also cheap, with an average price of $457.

On average, the least expensive day to fly to Seattle from Frankfurt am Main is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $720. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Tuesday is the most expensive day to depart from Frankfurt am Main because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $886.

Flying to Seattle from Frankfurt am Main at noon is the least expensive time of day to depart. momondo users have found prices as low as $747 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $796. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Frankfurt am Main to Seattle/Tacoma Intl for the best Frankfurt am Main - Seattle/Tacoma Intl flight prices

You are more likely to see cheaper flights to Seattle from Frankfurt am Main when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $721 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Frankfurt am Main for as low as $647 on momondo.

There are 3 cabin classes available to choose from on Frankfurt am Main to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Finnair and British Airways are the most popular carriers operating from Frankfurt am Main to Seattle/Tacoma Intl

Condor, Lufthansa and United Airlines are the top three most popular airlines that fly to Seattle from Frankfurt am Main according to our data. Condor is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 4 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Historically, on average around 21% of flights between Frankfurt am Main and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 100 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

According to our data, Lufthansa have had the least number of delays on this route over the last 12 months; with about 20% of their flights experiencing any sort of delay.

5 flights are operational daily from Frankfurt am Main to Seattle as of May 2026. The most popular departure time for this route is 10:00AM, with 63% of flights per day taking off at noon.

37 flights are operational weekly from Frankfurt am Main to Seattle as of May 2026. The most popular departure day for this route is Thu, with 19% of flights per week taking off on this day.