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GTF to RDG: distance & flight time
Great Falls (Great Falls International Airport) → Reading (Reading Regional Carl A Spaatz Field)
1,812 mi
2,915 km · 1,574 nm
4h 1m
estimated nonstop flight time
+2h
time difference · heading east
See live GTF→RDG fares Phone-only fares on this route — call free
Flight time details
1,812 miles nonstop takes roughly 4h 1m gate to gate, flying east. 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
- RDG — Reading Regional Carl A Spaatz Field · Reading, 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 RDG
- PHL · Philadelphia International Airport52 mi away
- LNS · Lancaster Airport25 mi away
- CTH · Chester County G O Carlson Airport28 mi away
- UKT · Quakertown Airport31 mi away
Frequently asked questions
How far is GTF from RDG?
The flight distance from Great Falls (GTF) to Reading (RDG) is 1,812 miles (2,915 km, 1,574 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to RDG?
A nonstop flight takes about 4h 1m 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 Reading?
Reading is 2 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to RDG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–RDG that never appear on search engines, with no booking fees.