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RIW to ACI: distance & flight time
Riverton WY (Riverton Regional Airport) → Alderney (Alderney Airport)
4,638 mi
7,465 km · 4,031 nm
9h 34m
estimated nonstop flight time
+7h
time difference · heading northeast
See live RIW→ACI fares Phone-only fares on this route — call free
Flight time details
4,638 miles nonstop takes roughly 9h 34m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- RIW — Riverton Regional Airport · Riverton WY, United States
- ACI — Alderney Airport · Alderney, Guernsey
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 ACI
- GCI · Guernsey Airport26 mi away
- JER · Jersey Airport34 mi away
- CER · Cherbourg-Maupertus Airport34 mi away
- GFR · Granville Airport64 mi away
Frequently asked questions
How far is RIW from ACI?
The flight distance from Riverton WY (RIW) to Alderney (ACI) is 4,638 miles (7,465 km, 4,031 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RIW to ACI?
A nonstop flight takes about 9h 34m 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 Alderney?
Alderney is 7 hours ahead of Riverton WY.
What is the cheapest way to fly from RIW to ACI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RIW–ACI that never appear on search engines, with no booking fees.