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RIV to IOR: distance & flight time
Riverside (March ARB Airport) → Inis Mor (Inishmore Aerodrome)
5,033 mi
8,099 km · 4,373 nm
10h 20m
estimated nonstop flight time
+8h
time difference · heading northeast
See live RIV→IOR fares Phone-only fares on this route — call free
Flight time details
5,033 miles nonstop takes roughly 10h 20m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- RIV — March ARB Airport · Riverside, United States
- IOR — Inishmore Aerodrome · Inis Mor, Ireland
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 RIV
- RAL · Riverside Municipal Airport12 mi away
- SBD · San Bernardino International Airport15 mi away
- RBK · French Valley Airport22 mi away
- ONT · Ontario International Airport23 mi away
Near IOR
- IIA · Inishmaan Aerodrome4 mi away
- INQ · Inisheer Aerodrome7 mi away
- NNR · Connemara Regional Airport11 mi away
- GWY · Galway Airport32 mi away
Frequently asked questions
How far is RIV from IOR?
The flight distance from Riverside (RIV) to Inis Mor (IOR) is 5,033 miles (8,099 km, 4,373 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RIV to IOR?
A nonstop flight takes about 10h 20m 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 Riverside and Inis Mor?
Inis Mor is 8 hours ahead of Riverside.
What is the cheapest way to fly from RIV to IOR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RIV–IOR that never appear on search engines, with no booking fees.