St Louis to Calgary (STL–YYC) — Airlines, Schedules & Connections

STL Airport Page →
airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 29 1-stop flights
No nonstop service between STL and YYC. Nearest airports to STL with scheduled service: Scott AFB/Midamerica Airport (BLV, 32 mi) · Abraham Lincoln Capital Airport (SPI, 84 mi) · Quincy Regional Airport Baldwin Field (UIN, 94 mi)
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.

✦ 1-Stop connections via 10 hubs
MSP Minneapolis 5h 29m AFAMDL → AFDLVS Minneapolis (MSP) to Calgary flights
DEN Denver 5h 35m ACF9UA → ACUAWS Denver (DEN) to Calgary flights
ORD Chicago 6h 18m AAACAS → AAACAY Chicago (ORD) to Calgary flights
DTW Detroit 6h 38m AFDLKE → WS Detroit (DTW) to Calgary flights
BNA Nashville 6h 40m JREWN → ASPWS Nashville (BNA) to Calgary flights
YYZ Toronto 6h 56m AC → ACAFAM Toronto (YYZ) to Calgary flights
DFW Dallas-Fort Worth 6h 59m AAASAY → AAAYIB Dallas-Fort Worth (DFW) to Calgary flights
SEA Seattle 7h 3m ASJLQR → ASAYCV Seattle (SEA) to Calgary flights
ATL Atlanta 7h 8m AFAMDL → WS Atlanta (ATL) to Calgary flights
PHX Phoenix 7h 15m AAASWN → DEWS Phoenix (PHX) to Calgary flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
St Louis to Calgary
Connecting service available through multiple hubs.
-1h behind

While no nonstop service exists between STL and YYC, 1-stop connecting options are available.

Also explore Browse available seat maps STL Routes YYC Routes STL Live Flights YYC Live Flights STL Delays YYC Delays
All flights from Calgary (YYC) Calgary to St Louis flights
Connections

Connection Landscape

1-stop and 2-stop options for STL to YYC.
1-STOP
One-Stop Connections
29
Hubs
~5h
Fastest
~23h
Longest
MSP ~5h 29m DEN ~5h 35m ORD ~6h 18m DTW ~6h 38m BNA ~6h 40m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,716
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
STL → YYC
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
100%
Return
YYC → STL
86%
Generally reliable. Most flights run on time.
Departing
86%
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. STL delays → YYC delays →
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-1h
Calgary is 1 hour behind St Louis.
STL: CDT · YYC: MDT

When it's 6:00 PM in St Louis, it's 5:00 PM in Calgary.
Visa & Entry

US passport holders enter Canada without a visa for stays up to 6 months. No eTA is needed when arriving by air with a US passport. Passport must be valid for the duration of the stay. A return or onward ticket and proof of funds may be requested at the border.

Verify entry requirements with official sources before travel.
Facts

STL–YYC Quick Facts

Key statistics for the St Louis to Calgary route.
Route details
Time difference-1 hour
Airlines (nonstop)0
1-stop connectionsAvailable
Origin: STL
Full nameSt. Louis Lambert International Airport
IATA / ICAOSTL / KSTL
TimezoneAmerica/Chicago
Passengers/yr15.6M
Elevation618 ft / 188 m
Destination: YYC
Full nameCalgary International Airport
IATA / ICAOYYC / CYYC
TimezoneAmerica/Edmonton
Passengers/yr18.0M
Elevation3,557 ft / 1,084 m
FAQ

Frequently Asked Questions

Common questions about STL to YYC flights.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Minneapolis–Saint Paul, Denver and Chicago O'Hare.
On a single ticket, yes. Your bags are checked through to YYC 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.
Calgary is 1 hour behind St Louis.
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

1-stop connecting options are also available, commonly via Minneapolis–Saint Paul, Denver and Chicago O'Hare. Two-stop connections are also available via intermediate hubs.