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Flights from Boise to St Louis
There are no direct flights from Boise to St Louis. The fastest way is one stop via Denver or Salt Lake City, about 4h 15m door to door (168 connections a week on current schedules).
No direct flights · 6 connection options From 4h 15m
Boise to St Louis at a glance
Fastest journey4h 15mVia Denver, on current schedules
Nonstop flightsNoneConnect via Denver or Salt Lake City
Best ways to fly from Boise to St Louis
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
BOI Denver (DEN) STL
Leg 1: Frontier Airlines, Southwest Airlines, United Airlines · Leg 2: Frontier Airlines, Southwest Airlines, United Airlines
Mon11:45 BOI13:25 DEN0h 50m connection14:15 DEN17:00 STLSouthwest Airlines
2Search
BOI Salt Lake City (SLC) STL
Leg 1: Delta Air Lines, SkyWest · Leg 2: Delta Air Lines, Southwest Airlines
Mon13:00 BOI14:01 SLC0h 59m connection15:00 SLC18:37 STLDelta Air Lines
3Search
BOI Las Vegas (LAS) STL
Leg 1: Alaska Airlines, Frontier Airlines, Southwest Airlines · Leg 2: Frontier Airlines, Southwest Airlines, Sun Country Airlines
Mon16:00 BOI16:34 LAS0h 56m connection17:30 LAS22:24 STLSouthwest Airlines
4Search
BOI Phoenix (PHX) STL
Leg 1: Alaska Airlines, American Airlines, Southwest Airlines · Leg 2: American Airlines, Frontier Airlines, Southwest Airlines
Mon05:45 BOI06:35 PHX0h 55m connection07:30 PHX12:10 STLSouthwest Airlines
5Search
BOI Minneapolis (MSP) STL
Leg 1: Delta Air Lines, Sun Country Airlines · Leg 2: Delta Air Lines, Southwest Airlines, Sun Country Airlines
Sat15:00 BOI18:29 MSP2h 01m connection20:30 MSP21:48 STLDelta Air Lines
6Search
BOI Seattle (SEA) STL
Leg 1: Alaska Airlines, SkyWest, Horizon Air · Leg 2: Alaska Airlines, Southwest Airlines
Mon08:15 BOI08:37 SEA1h 08m connection09:45 SEA15:21 STLAlaska Airlines
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 2,238 km1,390 miles
- Journey time
- 4h 15mon current schedules
- Time difference
- +1hSt Louis vs Boise
- Currency in St Louis
- USD
- Airports
- BOI → STL
Flights from Boise to St Louis: questions answered
Are there direct flights from Boise to St Louis?
No. There is no nonstop service, so you will connect, most easily in Denver, Salt Lake City and Las Vegas. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from Boise to St Louis?
With one connection the journey usually takes around 4h 15m, depending on the layover. The straight-line distance is 2,238 km.
Where do you change planes between Boise and St Louis?
The best connecting points are Denver (DEN), Salt Lake City (SLC), Las Vegas (LAS) and Phoenix (PHX). Frontier Airlines flies both legs via Denver, so you can book it as one ticket.
Which airports serve Boise and St Louis?
Boise: Boise Air Terminal/Gowen Field (BOI). St Louis: St. Louis Lambert International Airport (STL).
What is the time difference between Boise and St Louis?
St Louis is 1 hour ahead of Boise.
