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

ORD Airport Page →
airlines 0/wk
On-time Some delays Frequent delays
Flight Schedule 0 flights
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  Flight Airline AC Dep Arr Dur OTP Sched  

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP
✧ 2-STOP Loading...
Chicago to Great Falls
Connecting service available through multiple hubs.
-1h behind 10 1-stop hubs

While no nonstop service exists between ORD and GTF, connecting options are available through 10 hubs.

Also explore ORD Routes GTF Routes ORD Live Flights GTF Live Flights ORD Delays
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for ORD to GTF.
1-STOP
One-Stop Connections
10
Hubs
~5h
Fastest
~24h
Longest
YYC ~5h 49m MCI ~6h 21m MEM ~7h 6m MSO ~10h 32m FCA ~10h 54m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
535
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
36%
Frequent delays expected. Consider flexible booking.
Departing
36%
Return
GTF → ORD
90%
Generally reliable. Most flights run on time.
Arriving
90%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. ORD delays →
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.
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
Time difference-1 hour
Airlines (nonstop)0
1-stop connections10 hubs
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/Boise
Passengers/yr0.4M
Elevation3,680 ft / 1,122 m
FAQ

Frequently Asked Questions

Common questions about ORD to GTF flights.
Yes, 1-stop connections are available through YYC, MCI, MEM, MSO, FCA, DEN, LAS, SLC, SEA and BZN. These options provide additional schedule flexibility.
Great Falls is 1 hour behind Chicago.
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.

Connecting Options and Alternatives

10 one-stop connections are available, with the fastest taking approximately 5 hours via YYC. Two-stop connections are also available via intermediate hubs.