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 | $577 (Icelandair) |
|---|---|
One-way from | $268 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $679 |
Fly from
Fly to
Route
Depart
Return
Price
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Sun 2/1
2:35 pm-12:05 pm
1 stop12h 30m
Frankfurt am Main
Fri 2/6
1:05 pm-5:00 pm
1 stop12h 55m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Sat 1/31
2:35 pm-12:05 pm
1 stop12h 30m
Frankfurt am Main
Tue 2/10
1:05 pm-5:00 pm
1 stop12h 55m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Tue 12/2
12:45 pm-7:45 pm
2 stops22h 00m
Frankfurt am Main
Tue 12/9
8:30 pm-10:23 pm
2 stops34h 53m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Mon 2/23
10:55 am-2:15 pm
2 stops18h 20m
Frankfurt am Main
Sat 3/7
10:55 am-10:05 pm
2 stops20h 10m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Mon 3/2
10:55 am-2:30 pm
2 stops18h 35m
Frankfurt am Main
Sat 3/14
7:55 am-10:16 pm
2 stops22h 21m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Mon 2/2
2:00 pm-9:10 am
Nonstop10h 10m
Frankfurt am Main
Tue 2/10
1:15 pm-1:20 pm
1 stop33h 05m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Sat 1/31
2:00 pm-9:10 am
Nonstop10h 10m
Frankfurt am Main
Tue 2/10
12:15 pm-1:20 pm
1 stop34h 05m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Sat 1/31
2:00 pm-9:10 am
Nonstop10h 10m
Frankfurt am Main
Mon 2/9
10:20 am-12:10 pm
Nonstop10h 50m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Mon 2/2
2:00 pm-9:10 am
Nonstop10h 10m
Frankfurt am Main
Mon 2/9
10:20 am-12:10 pm
Nonstop10h 50m
SeattleFrankfurt am Main
SEA - FRA
SEAFRA
Seattle/Tacoma Intl
Sat 1/31
2:00 pm-9:10 am
Nonstop10h 10m
Frankfurt am Main
Sat 2/7
10:20 am-12:10 pm
Nonstop10h 50m
Booking 64 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 $464). Flying from Seattle to Frankfurt am Main in June is currently the most expensive (average of $730). 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.
Entertainment
Comfort
Boarding
Food
Overall
Crew
Reviews
Anonymous,Sep 2025
SEA - MKE
Entertainment
Comfort
Boarding
Food
Overall
Crew
Reviews
Anonymous,Sep 2025
SEA - MKE
Entertainment
Comfort
Boarding
Food
Overall
Crew
Reviews
Anonymous,Sep 2025
SEA - MKE
Entertainment
Comfort
Boarding
Food
Overall
Crew
Reviews
Anonymous,Sep 2025
SEA - MKE
Entertainment
Comfort
Boarding
Food
Overall
Crew
Reviews
Anonymous,Sep 2025
SEA - MKE
Entertainment
Comfort
Boarding
Food
Overall
Crew
Reviews
Anonymous,Sep 2025
SEA - MKE
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$466 | Average$700 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$530 | Average$774 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$546 | Average$924 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$559 | Average$749 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$653 | Average$929 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$707 | Average$823 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$817 | Average$1,036 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$1,009 | Average$1,548 | FlexibilityNo cancel fee | On-timeN/A |