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ORD to RDR: distance & flight time
Chicago (Chicago O'Hare International Airport) → Red River (Grand Forks Air Force Base)
621 mi
999 km · 539 nm
1h 49m
estimated nonstop flight time
Same time
time difference · heading northwest
See live ORD→RDR fares Phone-only fares on this route — call free
Flight time details
621 miles nonstop takes roughly 1h 49m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ORD — Chicago O'Hare International Airport · Chicago, United States
- RDR — Grand Forks Air Force Base · Red River, 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 ORD
- PWK · Chicago Executive Airport9 mi away
- MDW · Chicago Midway International Airport15 mi away
- CGX · Chicago Meigs Airport17 mi away
- DPA · Dupage Airport18 mi away
Near RDR
- GFK · Grand Forks International Airport10 mi away
- TVF · Thief River Falls Regional Airport57 mi away
- PMB · Pembina Municipal Airport68 mi away
- DVL · Devils Lake Regional Airport70 mi away
Frequently asked questions
How far is ORD from RDR?
The flight distance from Chicago (ORD) to Red River (RDR) is 621 miles (999 km, 539 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ORD to RDR?
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.
What is the cheapest way to fly from ORD to RDR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ORD–RDR that never appear on search engines, with no booking fees.