Need help booking?
Unpublished phone-only deals available
ISC to DTM: distance & flight time
ST MARY\'S (St. Mary's Airport) → Dortmund (Dortmund Airport)
617 mi
993 km · 536 nm
1h 49m
estimated nonstop flight time
+1h
time difference · heading east
See live ISC→DTM fares Phone-only fares on this route — call free
Flight time details
617 miles nonstop takes roughly 1h 49m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ISC — St. Mary's Airport · ST MARY\'S, United Kingdom
- 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 ISC
- LEQ · Land's End Airport31 mi away
- PZE · Penzance Heliport37 mi away
- NQY · Newquay Cornwall Airport68 mi away
- PLH · Plymouth City Airport103 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 ISC from DTM?
The flight distance from ST MARY\'S (ISC) to Dortmund (DTM) is 617 miles (993 km, 536 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISC to DTM?
A nonstop flight takes about 1h 49m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from ISC to DTM?
Nonstop service on ISC–DTM depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 49m nonstop estimate.
What is the time difference between ST MARY\'S and Dortmund?
Dortmund is 1 hour ahead of ST MARY\'S.
What is the cheapest way to fly from ISC to DTM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISC–DTM that never appear on search engines, with no booking fees.
Why are some ISC to DTM fares phone-only?
Consolidator contracts let us sell certain ISC–DTM tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.