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SEA to DTM: distance & flight time
Seattle (Seattle Tacoma International Airport) → Dortmund (Dortmund Airport)
4,985 mi
8,022 km · 4,332 nm
10h 14m
estimated nonstop flight time
+9h
time difference · heading northeast
See live SEA→DTM fares Phone-only fares on this route — call free
Flight time details
4,985 miles nonstop takes roughly 10h 14m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- SEA — Seattle Tacoma International Airport · Seattle, United States
- DTM — Dortmund Airport · Dortmund, Germany
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Near DTM
- ESS · Essen Mulheim Airport30 mi away
- DUS · Düsseldorf Airport40 mi away
- GUT · Gütersloh Air Base41 mi away
- FMO · Münster Osnabrück Airport43 mi away
Frequently asked questions
How far is SEA from DTM?
The flight distance from Seattle (SEA) to Dortmund (DTM) is 4,985 miles (8,022 km, 4,332 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEA to DTM?
A nonstop flight takes about 10h 14m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Seattle and Dortmund?
Dortmund is 9 hours ahead of Seattle.
What is the cheapest way to fly from SEA to DTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEA–DTM that never appear on search engines, with no booking fees.