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RIW to SPW: distance & flight time
Riverton WY (Riverton Regional Airport) → Spencer (Spencer Municipal Airport)
668 mi
1,075 km · 580 nm
1h 55m
estimated nonstop flight time
+1h
time difference · heading east
See live RIW→SPW fares Phone-only fares on this route — call free
Flight time details
668 miles nonstop takes roughly 1h 55m 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
- RIW — Riverton Regional Airport · Riverton WY, United States
- SPW — Spencer Municipal Airport · Spencer, 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 SPW
- FOD · Fort Dodge Regional Airport66 mi away
- SUX · Sioux Gateway Col. Bud Day Field80 mi away
- FSD · Joe Foss Field Airport82 mi away
- MCW · Mason City Municipal Airport94 mi away
Frequently asked questions
How far is RIW from SPW?
The flight distance from Riverton WY (RIW) to Spencer (SPW) is 668 miles (1,075 km, 580 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RIW to SPW?
A nonstop flight takes about 1h 55m 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 Spencer?
Spencer is 1 hour ahead of Riverton WY.
What is the cheapest way to fly from RIW to SPW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RIW–SPW that never appear on search engines, with no booking fees.