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MER to GTF: distance & flight time
Merced (Castle Airport) → Great Falls (Great Falls International Airport)
840 mi
1,351 km · 730 nm
2h 18m
estimated nonstop flight time
+1h
time difference · heading northeast
See live MER→GTF fares Phone-only fares on this route — call free
Flight time details
840 miles nonstop takes roughly 2h 18m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- MER — Castle Airport · Merced, United States
- GTF — Great Falls International Airport · Great 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 MER
- MCE · Merced Regional Macready Field7 mi away
- MOD · Modesto City Co-Harry Sham Field27 mi away
- RMY · Mariposa Yosemite Airport30 mi away
- MAE · Madera Municipal Airport37 mi away
Near GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Frequently asked questions
How far is MER from GTF?
The flight distance from Merced (MER) to Great Falls (GTF) is 840 miles (1,351 km, 730 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MER to GTF?
A nonstop flight takes about 2h 18m 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 MER to GTF?
Nonstop service on MER–GTF 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 2h 18m nonstop estimate.
What is the time difference between Merced and Great Falls?
Great Falls is 1 hour ahead of Merced.
What is the cheapest way to fly from MER to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MER–GTF that never appear on search engines, with no booking fees.
Why are some MER to GTF fares phone-only?
Consolidator contracts let us sell certain MER–GTF 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.