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OSR to GFK: distance & flight time
Ostrava (Ostrava Leos Janáček Airport) → Grand Forks (Grand Forks International Airport)
4,670 mi
7,516 km · 4,058 nm
9h 37m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OSR→GFK fares Phone-only fares on this route — call free
Flight time details
4,670 miles nonstop takes roughly 9h 37m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- OSR — Ostrava Leos Janáček Airport · Ostrava, Czech Republic
- GFK — Grand Forks International Airport · Grand Forks, United States
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 OSR
- PRV · Přerov Air Base37 mi away
- ILZ · Žilina Airport39 mi away
- UHE · Kunovice Airport55 mi away
- KTW · Katowice International Airport69 mi away
Near GFK
- RDR · Grand Forks Air Force Base10 mi away
- TVF · Thief River Falls Regional Airport47 mi away
- PMB · Pembina Municipal Airport69 mi away
- FAR · Hector International Airport73 mi away
Frequently asked questions
How far is OSR from GFK?
The flight distance from Ostrava (OSR) to Grand Forks (GFK) is 4,670 miles (7,516 km, 4,058 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSR to GFK?
A nonstop flight takes about 9h 37m 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 Ostrava and Grand Forks?
Grand Forks is 7 hours behind Ostrava.
What is the cheapest way to fly from OSR to GFK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSR–GFK that never appear on search engines, with no booking fees.