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GAI to SLE: distance & flight time
Gaithersburg (Montgomery County Airpark) → Salem (Salem Municipal Airport/McNary Field)
2,353 mi
3,787 km · 2,045 nm
5h 5m
estimated nonstop flight time
-3h
time difference · heading northwest
See live GAI→SLE fares Phone-only fares on this route — call free
Flight time details
2,353 miles nonstop takes roughly 5h 5m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- GAI — Montgomery County Airpark · Gaithersburg, United States
- SLE — Salem Municipal Airport/McNary Field · Salem, 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 SLE
- CVO · Corvallis Municipal Airport32 mi away
- HIO · Portland Hillsboro Airport44 mi away
- PDX · Portland International Airport51 mi away
- TTD · Portland Troutdale Airport53 mi away
Frequently asked questions
How far is GAI from SLE?
The flight distance from Gaithersburg (GAI) to Salem (SLE) is 2,353 miles (3,787 km, 2,045 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to SLE?
A nonstop flight takes about 5h 5m 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 Salem?
Salem is 3 hours behind Gaithersburg.
What is the cheapest way to fly from GAI to SLE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–SLE that never appear on search engines, with no booking fees.