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YCG to GAI: distance & flight time
Castlegar (Castlegar/West Kootenay Regional Airport) → Gaithersburg (Montgomery County Airpark)
2,093 mi
3,368 km · 1,819 nm
4h 34m
estimated nonstop flight time
+3h
time difference · heading east
See live YCG→GAI fares Phone-only fares on this route — call free
Flight time details
2,093 miles nonstop takes roughly 4h 34m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- YCG — Castlegar/West Kootenay Regional Airport · Castlegar, Canada
- GAI — Montgomery County Airpark · Gaithersburg, 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 YCG
- YZZ · Trail Airport17 mi away
- ZGF · Grand Forks Airport41 mi away
- YXC · Cranbrook/Canadian Rockies International Airport86 mi away
- YYF · Penticton Airport89 mi away
Near GAI
Frequently asked questions
How far is YCG from GAI?
The flight distance from Castlegar (YCG) to Gaithersburg (GAI) is 2,093 miles (3,368 km, 1,819 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YCG to GAI?
A nonstop flight takes about 4h 34m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from YCG to GAI?
Nonstop service on YCG–GAI depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 4h 34m nonstop estimate.
What is the time difference between Castlegar and Gaithersburg?
Gaithersburg is 3 hours ahead of Castlegar.
What is the cheapest way to fly from YCG to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YCG–GAI that never appear on search engines, with no booking fees.
Why are some YCG to GAI fares phone-only?
Consolidator contracts let us sell certain YCG–GAI tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.