St Louis to Buffalo (STL–BUF) — Airlines, Schedules & Connections

STL Airport Page →
airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 35 1-stop flights
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
MDW Chicago 3h 20m LXJWN → WN Chicago (MDW) to Buffalo flights
DTW Detroit 3h 31m AFDLKE → AMDLKE Detroit (DTW) to Buffalo flights
ORD Chicago 4h 2m AAACAS → AAACAS Chicago (ORD) to Buffalo flights
DCA Washington 4h 9m AAWN → AA Washington (DCA) to Buffalo flights
BWI Baltimore 4h 15m SYWN → EJAWN Baltimore (BWI) to Buffalo flights
PHL Philadelphia 4h 28m AAEIWN → AABA Philadelphia (PHL) to Buffalo flights
CLT Charlotte 4h 31m AABALXJ → AA Charlotte (CLT) to Buffalo flights
ATL Atlanta 4h 32m AFAMDL → AMDLF9 Atlanta (ATL) to Buffalo flights
IAD Dulles 4h 39m AVCMEJA → AVCMSN Dulles (IAD) to Buffalo flights
EWR Newark 4h 52m OSUA → CMOSUA Newark (EWR) to Buffalo flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
St Louis to Buffalo
Connecting service available through multiple hubs.
+1h ahead

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

Also explore STL Routes BUF Routes STL Live Flights BUF Live Flights STL Delays BUF Delays
All flights from Buffalo (BUF) Buffalo to St Louis flights
Connections

Connection Landscape

1-stop and 2-stop options for STL to BUF.
1-STOP
One-Stop Connections
35
Hubs
~3h
Fastest
~25h
Longest
MDW ~3h 20m DTW ~3h 31m CLE ~3h 54m ORD ~4h 2m DCA ~4h 9m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,345
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 → BUF
80%
Generally reliable. Most flights run on time.
Departing
80%
Arriving
94%
Return
BUF → STL
80%
Generally reliable. Most flights run on time.
Departing
80%
Arriving
90%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. STL delays → BUF delays →
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+1h
Buffalo is 1 hour ahead of St Louis.
STL: CDT · BUF: EDT

When it's 6:00 PM in St Louis, it's 7:00 PM in Buffalo.
Facts

STL–BUF Quick Facts

Key statistics for the St Louis to Buffalo 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: BUF
Full nameBuffalo Niagara International Airport
IATA / ICAOBUF / KBUF
TimezoneAmerica/New_York
Passengers/yr5.0M
Elevation728 ft / 222 m
FAQ

Frequently Asked Questions

Common questions about STL to BUF flights.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Chicago Midway, Detroit Metropolitan Wayne County and Chicago O'Hare.
Buffalo is 1 hour ahead of St Louis.
Yes, return flights from BUF to STL are available. Use the direction toggle at the top to view the return schedule.
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 Chicago Midway, Detroit Metropolitan Wayne County and Chicago O'Hare. Two-stop connections are also available via intermediate hubs.