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

Round-trip from | $619 (FlightHub) |
|---|---|
One-way from | $269 (Kiwi.com) |
Popular in | December |
Cheapest in | November |
Average price | $1,231 |
Fly from
Fly to
Route
Depart
Return
Price
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Tue 2/10
7:10 am-9:50 am
2 stops17h 40m
Frankfurt am Main
Thu 3/12
11:15 am-11:21 pm
2 stops20h 06m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Sun 1/25
12:25 pm-9:50 am
2 stops36h 25m
Frankfurt am Main
Thu 1/29
3:15 pm-11:22 pm
2 stops41h 07m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Thu 1/15
11:25 am-2:30 pm
2 stops18h 05m
Frankfurt am Main
Thu 1/29
7:55 am-11:22 pm
2 stops24h 27m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Wed 5/6
5:40 pm-12:45 pm
Nonstop10h 05m
Frankfurt am Main
Thu 5/28
11:40 am-8:00 pm
1 stop17h 20m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Wed 1/7
7:10 am-2:30 pm
2 stops22h 20m
Frankfurt am Main
Wed 1/14
10:30 am-10:25 pm
2 stops20h 55m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Tue 5/12
5:40 pm-12:45 pm
Nonstop10h 05m
Frankfurt am Main
Wed 5/20
2:15 pm-3:40 pm
Nonstop10h 25m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Sun 4/12
5:40 pm-12:45 pm
Nonstop10h 05m
Frankfurt am Main
Sat 4/18
11:15 am-9:58 pm
1 stop19h 43m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Tue 5/12
5:40 pm-12:45 pm
Nonstop10h 05m
Frankfurt am Main
Fri 5/22
2:15 pm-3:40 pm
Nonstop10h 25m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Mon 2/9
5:40 pm-12:50 pm
Nonstop10h 10m
Frankfurt am Main
Fri 2/13
11:15 am-10:12 pm
1 stop19h 57m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Fri 5/1
9:45 am-1:00 pm
1 stop18h 15m
Frankfurt am Main
Fri 5/8
2:15 pm-3:40 pm
Nonstop10h 25m
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.
Currently, January is the cheapest month in which you can book a flight from Seattle to Frankfurt am Main (average of $437). Flying from Seattle to Frankfurt am Main in June is currently the most expensive (average of $729). 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.
A simple way to save on the total cost of your ticket is to fly from Seattle to Frankfurt am Main in the evening. If you’re flexible enough to do this you can expect to save up to 10% on your trip compared to booking a flight in the afternoon.
Travelers seeking maximum savings on their Seattle to Frankfurt am Main flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Overall
Boarding
Crew
Comfort
Food
Entertainment
Reviews
Anonymous,Sep 2025
SEA - MKE
Overall
Boarding
Crew
Comfort
Food
Entertainment
Reviews
Anonymous,Sep 2025
SEA - MKE
Overall
Boarding
Crew
Comfort
Food
Entertainment
Reviews
Anonymous,Sep 2025
SEA - MKE
Overall
Boarding
Crew
Comfort
Food
Entertainment
Reviews
Anonymous,Sep 2025
SEA - MKE
Overall
Boarding
Crew
Comfort
Food
Entertainment
Reviews
Anonymous,Sep 2025
SEA - MKE
Overall
Boarding
Crew
Comfort
Food
Entertainment
Reviews
Anonymous,Sep 2025
SEA - MKE
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$466 | Average$672 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$533 | Average$773 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$546 | Average$925 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$559 | Average$727 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$653 | Average$895 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$817 | Average$1,038 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$1,020 | Average$1,548 | FlexibilityNo cancel fee | On-timeN/A |