BOI to STL (Boise to St. Louis) Flights

Last Minute Flights from BOI to STL

Price found within the past 7 days for the specified period. Click for updated prices.

Cheapest BOI to STL Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
BOISt. LouisMay 7 to May 9$251
BOISt. LouisApril 15 to May 2$277
BOISt. LouisApril 15 to May 2$277
BOISt. LouisApril 28 to April 29$277
BOISt. LouisApril 18 to April 21$277
*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

What airlines fly direct from Boise Airport (BOI) to Lambert Field?
Unfortunately, it's not possible to fly straight from Boise Airport to Lambert-St. Louis Intl. Airport (STL). Travel to St. Louis by reserving a flight with one or more stops in between. If you're not pressed for time, why not spend a day or so in your layover destination?
How many flights are there from BOI to STL?
Approximately 28 every day. If you're in a rush to travel to St. Louis, see if you can nab a good last-minute deal from Boise, ID (BOI) to St. Louis, MO (STL-Lambert-St. Louis Intl.) and then secure it straight away!
How long does it take to fly from Boise, ID (BOI) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
You'll be sitting on the plane for around 4 hours and 58 minutes from Boise, ID (BOI) to St. Louis, MO (STL-Lambert-St. Louis Intl.), so dress in comfortable clothing. Sweatshirts, yoga pants and flat shoes are popular options for a flight of this length.
What is the flight distance from Boise, ID (BOI) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
At a distance of 1,400 miles (2,200 1), you'll be flying for a while during this medium-haul flight. Want legroom? Book an aisle seat. Otherwise, choose the window and take in the landscapes between Boise and St. Louis.
How many morning flights are there from BOI to STL?
Set your alarm and get ready to jet off on one of the 96 morning flights from BOI to STL available each week.

  • Alaska Airlines (AS) offers 39 weekly flights that depart before noon. The earliest one is 6:00AM.
  • 5:00AM is the earliest you can fly from BOI to STL with United Airlines (UA). This company has 22 early flights per week.
  • Book a fare with Delta Air Lines (DL) and you'll have some 21 morning flights to choose from. The earliest departure time is 5:23AM.

How many afternoon flights are there from BOI to STL?
If the words "early bird" just aren't part of your vocabulary, hop on one of the 103 weekly afternoon and evening flights from BOI to STL.

  • Delta Air Lines (DL) offers 33 weekly services that leave after midday. The earliest departure is 1:17PM.
  • You can also pick from the 28 afternoon and evening flights with Alaska Airlines (AS) each week. 1:00PM is the first scheduled departure from BOI.
  • Another favorite choice is American Airlines (AA). It offers 20 afternoon and evening flights every week from 1:35PM onward.

What is the earliest departure time out of Boise to St. Louis?
The earliest flight takes off from BOI at 5:00AM and arrives at STL at 8:09PM. Remember to allow yourself lots of time in the morning to easily get to your departure gate.
What is the latest departure time out of Boise to St. Louis?
From BOI, the latest flight you can get jets off at 8:55PM and comes in for landing at STL at 11:23AM. If you're averse to early mornings, this is the flight to book.
What is the average price from Boise to St. Louis?
The average lowest price for a round-trip airfare from BOI to STL is $251. Scoop up your own bargain by securing your tickets today. 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 simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from BOI to STL, we’ve got you covered here at Flights.com.

We present you with some of the most affordable 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.

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