BOI to STL (Boise to St. Louis) Flights

Last Minute Flights from BOI to STL

Best airfare and ticket deals for BOI to STL flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
BOISt. LouisApril 27 to April 27$367
*Prices include taxes and fees

Cheapest BOI to STL Flights

Best airfare and ticket deals for BOI to STL flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
BOISt. LouisMay 14 to May 22$134
BOISt. LouisJune 18 to June 25$294
BOISt. LouisMay 30 to June 5$294
BOISt. LouisMay 18 to May 25$296
*Prices include taxes and fees
BOI to STL Flight Details
Origin airport
Boise
Origin airport IATA code
BOI
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Distance
1379 mi

Frequently asked questions

Which airlines with flights from BOI to Lambert-St. Louis International Airport allow free cancellation due to COVID-19?
Airlines offering flexible fares from Boise, ID (BOI) to Lambert-St. Louis International Airport can be located with our handy filter tool. Exactly what kinds of COVID-19 related changes are permitted is detailed in the airfare’s terms and conditions. Simply enter your trip details, then click the “No change fee” check box. You’ll find it to the left of your browser directly underneath the “Flexible change policies” subheading.
What airlines fly direct from BOI to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.)?
There are no airlines that fly straight from BOI to STL. If you’re thinking of visiting St. Louis, book a flight with at least one stop.
How many flights are there from BOI to STL?
Around 40 per day. If you’re in a hurry to visit St. Louis, see if you can grab an epic last-minute deal from Boise, ID Airport (BOI) to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) and then reserve it pronto!
How long does it take to fly from Boise, ID Airport (BOI) to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.)?
About 4 hours and 56 minutes. On a daytime flight? Secure a seat on the window side and stare out at the views. Otherwise, if you’re traveling from Boise, ID Airport (BOI) to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) when it’s dark, catch some z’s and get to St. Louis rested and recharged.
What is the flight distance from Boise, ID Airport (BOI) to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.)?
Around 1400 miles (2200 km) separates Boise and St. Louis, making it a medium-haul flight. No quick jaunt yet no sky-high marathon, take whatever you need to help make your flight a comfy one.
How many morning flights are there from BOI to STL?
With some 145 morning flights every week from BOI to STL to pick from, you’ll be leaping out of bed and taking to the skies soon enough.
  • United Airlines (UA) operates 35 weekly flights leaving before noon. The earliest one is 5:08AM.
  • Another popular option is Alaska Airlines. This carrier has 34 early flights per week. 6:10AM is the earliest.
  • Jet off before noon with American Airlines (AA) and you’ll have around 28 flights per week to select from. 7:18AM is the first of the day from BOI to STL.
How many afternoon flights are there from BOI to STL?
Soar through the skies aboard one of the 138 afternoon and evening flights from BOI to STL per week.
  • Think about booking your ticket with Southwest Airlines (WN). It offers 35 flights a week that leave after noon. The earliest is 12:10PM.
  • You can also take your pick of the 33 afternoon and evening flights provided by Alaska Airlines (AS) every week. 3:10PM is the first departure.
  • Or else take off from 12:50PM onward with Delta (DL). This airline has 31 afternoon and evening flights a week.
What is the earliest departure time out of Boise to St. Louis?
Depart BOI at 5:08AM and come in for landing at STL at 7:56PM. This is the earliest departure you can book on this route.
What is the latest departure time out of Boise to St. Louis?
Book a seat on the 9:45PM flight out of BOI, touching down at 1:58PM at STL, and allow yourself time to deal with any last-minute vacation preparations. This is the latest flight available on this route.
What is the average price from Boise to St. Louis?
Round-trip tickets from BOI to STL start from $134. Book your trip today and score a bargain. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Boise to St. Louis Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Boise to St. Louis to attend your cousin’s wedding, to pitch a business idea to your boss, or perhaps simply to treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find the cheapest flights from BOI to STL, we’ve got you covered here at Flights.com.

We present you with some of the hottest deals on airfare so stop that Google flights search. We want you to spend less on your flight from Boise to St. Louis, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.