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GAI to IDA: distance & flight time
Gaithersburg (Montgomery County Airpark) → Idaho Falls (Idaho Falls Regional Airport)
1,822 mi
2,932 km · 1,583 nm
4h 2m
estimated nonstop flight time
-2h
time difference · heading west
See live GAI→IDA fares Phone-only fares on this route — call free
Flight time details
1,822 miles nonstop takes roughly 4h 2m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- GAI — Montgomery County Airpark · Gaithersburg, United States
- IDA — Idaho Falls Regional Airport · Idaho Falls, 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 GAI
Near IDA
- PIH · Pocatello Regional Airport49 mi away
- JAC · Jackson Hole Airport67 mi away
- WYS · Yellowstone Airport94 mi away
- BYI · Burley Municipal Airport109 mi away
Frequently asked questions
How far is GAI from IDA?
The flight distance from Gaithersburg (GAI) to Idaho Falls (IDA) is 1,822 miles (2,932 km, 1,583 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to IDA?
A nonstop flight takes about 4h 2m 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 Gaithersburg and Idaho Falls?
Idaho Falls is 2 hours behind Gaithersburg.
What is the cheapest way to fly from GAI to IDA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–IDA that never appear on search engines, with no booking fees.