Need help booking?
Unpublished phone-only deals available
RIW to MWH: distance & flight time
Riverton WY (Riverton Regional Airport) → Grant County Airport (Grant County International Airport)
601 mi
967 km · 522 nm
1h 46m
estimated nonstop flight time
-1h
time difference · heading northwest
See live RIW→MWH fares Phone-only fares on this route — call free
Flight time details
601 miles nonstop takes roughly 1h 46m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- RIW — Riverton Regional Airport · Riverton WY, United States
- MWH — Grant County International Airport · Grant County Airport, 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 RIW
- LND · Hunt Field22 mi away
- WRL · Worland Municipal Airport67 mi away
- PWY · Ralph Wenz Field71 mi away
- BPI · Miley Memorial Field90 mi away
Near MWH
- EAT · Pangborn Memorial Airport44 mi away
- PSC · Tri Cities Airport66 mi away
- YKM · Yakima Air Terminal McAllister Field73 mi away
- SKA · Fairchild Air Force Base83 mi away
Frequently asked questions
How far is RIW from MWH?
The flight distance from Riverton WY (RIW) to Grant County Airport (MWH) is 601 miles (967 km, 522 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RIW to MWH?
A nonstop flight takes about 1h 46m 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 Riverton WY and Grant County Airport?
Grant County Airport is 1 hour behind Riverton WY.
What is the cheapest way to fly from RIW to MWH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RIW–MWH that never appear on search engines, with no booking fees.