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GTF to PDK: distance & flight time
Great Falls (Great Falls International Airport) → Atlanta (DeKalb Peachtree Airport)
1,688 mi
2,716 km · 1,467 nm
3h 47m
estimated nonstop flight time
+2h
time difference · heading southeast
See live GTF→PDK fares Phone-only fares on this route — call free
Flight time details
1,688 miles nonstop takes roughly 3h 47m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- GTF — Great Falls International Airport · Great Falls, United States
- PDK — DeKalb Peachtree Airport · Atlanta, 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 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
Near PDK
- ATL · Hartsfield Jackson Atlanta International Airport18 mi away
- MGE · Dobbins Air Reserve Base13 mi away
- FTY · Fulton County Airport Brown Field14 mi away
- LZU · Gwinnett County Briscoe Field21 mi away
Frequently asked questions
How far is GTF from PDK?
The flight distance from Great Falls (GTF) to Atlanta (PDK) is 1,688 miles (2,716 km, 1,467 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to PDK?
A nonstop flight takes about 3h 47m 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 Great Falls and Atlanta?
Atlanta is 2 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to PDK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–PDK that never appear on search engines, with no booking fees.