St Louis to Boise (STL–BOI) — Airlines, Schedules & Connections

STL Airport Page →
1,379 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 29 1-stop flights Verified 1mo ago
Also flown by charter / private operators.
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: May 2026.

✦ 1-Stop connections via 10 hubs
DEN Denver 5h 5m ACF9UA → ACCMF9 Denver (DEN) to Boise flights
MDW Chicago 5h 21m WN → WN Chicago (MDW) to Boise flights
SLC Salt Lake City 5h 27m DLKELXJ → AFAMDL Salt Lake City (SLC) to Boise flights
MSP Minneapolis 5h 40m AFDLKE → AFAMDL Minneapolis (MSP) to Boise flights
PHX Phoenix 6h AAASWN → AAASOO Phoenix (PHX) to Boise flights
DFW Dallas-Fort Worth 6h 2m AAASAY → AAASAY Dallas-Fort Worth (DFW) to Boise flights
LAS Las Vegas 6h 8m F9WNY4 → ASWN Las Vegas (LAS) to Boise flights
ORD Chicago 6h 8m AAACAS → AAACEK Chicago (ORD) to Boise flights
PDX Portland 6h 34m ASWN → ASBA Portland (PDX) to Boise flights
SEA Seattle 6h 46m ASJLQR → AMASAY Seattle (SEA) to Boise flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
St Louis to Boise
Connecting service available through multiple hubs.
1 Airlines 1,379 mi 3h 20m nonstop -1h behind

STL–BOI had nonstop service from SkyWest Airlines, last on the schedule in May 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 1,379 miles in 3h 20m.

Also explore STL Routes BOI Routes STL Live Flights BOI Live Flights STL Delays BOI Delays
All flights from Boise (BOI) Boise to St Louis flights
Carriers on this route

Airline Landscape

Carriers that operated nonstop STL–BOI service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
OO SkyWest Airlines 0 – – 40% – –
Alliance coverage
Unaffiliated: OO (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 STL to BOI.
1-STOP
One-Stop Connections
29
Hubs
~5h
Fastest
~11h
Longest
OKC ~5h 1m DEN ~5h 5m MDW ~5h 21m SLC ~5h 27m MCI ~5h 35m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
976
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 → BOI
40%
Frequent delays expected. Consider flexible booking.
Departing
40%
Arriving
86%
Return
BOI → STL
68%
Moderate delays possible. Allow buffer time.
Departing
68%
Arriving
80%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. STL delays → BOI delays →
Know before you go

Travel Essentials

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

When it's 6:00 PM in St Louis, it's 5:00 PM in Boise.
Distance & Flight Time
1,379 mi / 2,220 km
Nonstop flight time is approximately 3h 20m gate to gate.
Facts

STL–BOI Quick Facts

Key statistics for the St Louis to Boise route.
Route details
Distance1,379 mi / 2,220 km
Flight time3h 20m
Time difference-1 hour
Airlines (nonstop)1
1-stop connectionsAvailable
Origin: STL
Full nameSt. Louis Lambert International Airport
IATA / ICAOSTL / KSTL
TimezoneAmerica/Chicago
Passengers/yr15.6M
Elevation618 ft / 188 m
Destination: BOI
Full nameBoise Air Terminal/Gowen Field
IATA / ICAOBOI / KBOI
TimezoneAmerica/Boise
Passengers/yr5.0M
Elevation2,871 ft / 875 m
FAQ

Frequently Asked Questions

Common questions about STL to BOI flights.
Nonstop flights from St. Louis Lambert International Airport to Boise Air Terminal/Gowen Field take about 3h 20m gate to gate. The route covers 1,379 miles.
1 airline operated the nonstop from STL to BOI: SkyWest Airlines. The last scheduled nonstop was in May 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 May 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 3h 20m.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Denver, Chicago Midway and Salt Lake City.
Boise 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.

Flights from STL to BOI

St. Louis Lambert International Airport (STL) and Boise Air Terminal/Gowen Field (BOI) had nonstop service from SkyWest Airlines, last on the schedule in May 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.

STL to BOI Flight Duration and Schedule

Nonstop flight time from STL to BOI is about 3 hours 20 minutes gate to gate. The route covers a distance of 1,379 miles (2,220 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Denver, Chicago Midway and Salt Lake City. Two-stop connections are also available via intermediate hubs.