Chicago to Great Falls (ORD–GTF) — Airlines, Schedules & Connections

ORD Airport Page →
1,208 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 7 1-stop flights Verified 1mo ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

Last scheduled nonstop: Aug 2026.

✦ 1-Stop connections via 7 hubs
DEN Denver 5h 36m AAACBA → UA Denver (DEN) to Great Falls flights
SLC Salt Lake City 6h 2m AAACAY → AFDLKE Salt Lake City (SLC) to Great Falls flights
BZN Bozeman 7h 1m AAASUA → EM Bozeman (BZN) to Great Falls flights
SEA Seattle 7h 33m AAASAV → AS Seattle (SEA) to Great Falls flights
FCA Kalispell 7h 53m AAUA → EM Kalispell (FCA) to Great Falls flights
MSO Missoula 10h 20m AAASUA → EM Missoula (MSO) to Great Falls flights
BIL Billings 10h 53m AAUA → EM Billings (BIL) to Great Falls flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Chicago to Great Falls
Connecting service available through multiple hubs.
2 Airlines 1,208 mi 3h 46m nonstop -1h behind

ORD–GTF had nonstop service from American Airlines and United Airlines, last on the schedule in August 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 1,208 miles in 3h 46m.

Also explore Browse available seat maps ORD Routes GTF Routes ORD Live Flights GTF Live Flights ORD Delays
All flights from Great Falls (GTF) Great Falls to Chicago flights
Carriers on this route

Airline Landscape

Carriers that operated nonstop ORD–GTF service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AA American Airlines 0 – – 100% Oneworld –
UA United Airlines 0 – – 100% Star Alliance –
Alliance coverage
Oneworld: AA (0 flights/wk, 0%)
Star Alliance: UA (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

1-stop and 2-stop options for ORD to GTF.
1-STOP
One-Stop Connections
7
Hubs
~5h
Fastest
~10h
Longest
DEN ~5h 36m SLC ~6h 2m BZN ~7h 1m SEA ~7h 33m FCA ~7h 53m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
397
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
ORD → GTF
100%
Generally reliable. Most flights run on time.
Departing
100%
Return
GTF → ORD
100%
Generally reliable. Most flights run on time.
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. ORD delays →
Alternatives

Other ways to reach Great Falls from Chicago

Nearby airports with service to Great Falls International Airport.
Metric ORD→GTF MDW→GTF MKE→GTF
Distance from ORD – 15 mi 67 mi
Nonstop airlines – 2 1
Weekly flights – 1 –
Flight time 3h 46m 3h 19m 3h 7m
Departure OTP 100% – –
Chicago (MDW) to Great Falls flights · Milwaukee (MKE) to Great Falls flights
Airports within 200 miles of ORD with service to Great Falls International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-1h
Great Falls is 1 hour behind Chicago.
ORD: CDT · GTF: MDT

When it's 6:00 PM in Chicago, it's 5:00 PM in Great Falls.
Distance & Flight Time
1,208 mi / 1,943 km
Nonstop flight time is approximately 3h 46m gate to gate.
Getting to ORD

CTA Blue Line runs 24/7 from downtown Loop stations to O'Hare (45 min, $5). Pace buses serve suburbs. Ride-shares cost $35–55 from downtown depending on traffic; add 30+ minutes during rush hour on the Kennedy Expressway.Economy parking lots E/F connect via ATS people mover. Terminal 5 (international) is separate from Terminals 1–3; allow extra time for inter-terminal transfers.

Facts

ORD–GTF Quick Facts

Key statistics for the Chicago to Great Falls route.
Route details
Distance1,208 mi / 1,943 km
Flight time3h 46m
Time difference-1 hour
Airlines (nonstop)2
1-stop connectionsAvailable
Origin: ORD
Full nameChicago O'Hare International Airport
IATA / ICAOORD / KORD
TimezoneAmerica/Chicago
Passengers/yr80.0M
Elevation680 ft / 207 m
Destination: GTF
Full nameGreat Falls International Airport
IATA / ICAOGTF / KGTF
TimezoneAmerica/Denver
Passengers/yr0.4M
Elevation3,680 ft / 1,122 m
FAQ

Frequently Asked Questions

Common questions about ORD to GTF flights.
Nonstop flights from Chicago O'Hare International Airport to Great Falls International Airport take about 3h 46m gate to gate. The route covers 1,208 miles.
2 airlines operated the nonstop from ORD to GTF: American Airlines and United Airlines. The last scheduled nonstop was in August 2026. There's no nonstop right now, so today you'd fly it with one stop. See the connection options above, ranked by layover.
Not right now. The last scheduled nonstop was in August 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 3h 46m.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Denver, Salt Lake City and Bozeman Yellowstone.
On a single ticket, yes. Your bags are checked through to GTF and move between planes without you. On two separate tickets you collect your bags at the connecting airport and recheck them, so build in extra layover time.
Great Falls is 1 hour behind Chicago.
Yes, return flights from GTF to ORD are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include MDW and MKE. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from ORD to GTF

Chicago O'Hare International Airport (ORD) and Great Falls International Airport (GTF) had nonstop service from American Airlines and United Airlines, last on the schedule in August 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.

ORD to GTF Flight Duration and Schedule

Nonstop flight time from ORD to GTF is about 3 hours 46 minutes gate to gate. The route covers a distance of 1,208 miles (1,943 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Denver, Salt Lake City and Bozeman Yellowstone. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Chicago (MDW) and Milwaukee (MKE).