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SDY to RDR: distance & flight time
Sidney (Sidney - Richland Regional Airport) → Red River (Grand Forks Air Force Base)
315 mi
508 km · 274 nm
1h 18m
estimated nonstop flight time
+1h
time difference · heading east
See live SDY→RDR fares Phone-only fares on this route — call free
Flight time details
315 miles nonstop takes roughly 1h 18m 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
- SDY — Sidney - Richland Regional Airport · Sidney, 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 SDY
- ISN · Sloulin Field International Airport41 mi away
- GDV · Dawson Community Airport49 mi away
- OLF · L M Clayton Airport69 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport91 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 SDY from RDR?
The flight distance from Sidney (SDY) to Red River (RDR) is 315 miles (508 km, 274 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDY to RDR?
A nonstop flight takes about 1h 18m 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 Sidney and Red River?
Red River is 1 hour ahead of Sidney.
What is the cheapest way to fly from SDY to RDR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDY–RDR that never appear on search engines, with no booking fees.