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Did you mean flights from Boise to St Louis?

Cheap Flights from St Louis to Boise, ID, United States - STL to BOI Last modified: Jul 23, 2016 1:51 AM

Popular flights from St Louis to Boise Last modified: Jul 23, 2016 1:51 AM

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska
STLBOI
Tue 8/23
1 stop
BOISTL
Wed 8/31
1 stop
$345
Select
United
STLBOI
Sat 8/6
1 stop
BOISTL
Sat 8/20
1 stop
$355
Select
American
STLBOI
Tue 8/30
1 stop
BOISTL
Tue 9/6
1 stop
$359
Select

How Much Does it Cost to Fly from St Louis to Boise (STL to BOI)?

We have collected flight cost data from across the web for travel from St Louis to Boise, and have found the average flight price for this trip to be $379.

When Can I Buy the Cheapest Flight from St Louis to Boise (STL to BOI)?

Airlines can adjust prices for plane tickets from St Louis to Boise based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Airports for Your Route

These pages contain information about the major airports in St Louis and Boise, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to Las Vegas American, Alaska, Frontier, United $97
St Louis to Seattle American, Alaska, Frontier, United $257
St Louis to Los Angeles American, Alaska, Frontier, United $244
St Louis to San Francisco American, Alaska, Frontier, United $244
St Louis to Denver American, Alaska, Frontier, United $97
St Louis to Salt Lake City American, Alaska, Frontier, United $224
St Louis to Dallas - Ft Worth American, Alaska, United $209
St Louis to Chicago American, Alaska, United $211
St Louis to Phoenix American, Alaska, Frontier, United $244
St Louis to Portland American, Alaska, Frontier, United $244
St Louis to Atlanta American, Alaska, Frontier, United $67
St Louis to Sun Valley American, Alaska, United $559
St Louis to New York American, Alaska, United $199
St Louis to Jackson American, Alaska, United $558
St Louis to San Diego American, Alaska, Frontier, United $244
St Louis to Reno American, Alaska, United $372
St Louis to Bozeman American, Alaska, Frontier, United $404
St Louis to Twin FallsCheck Dates
St Louis to Sacramento American, Alaska, United $288

Cheap International Flights from St Louis - STL

FlightsAirlineLowest Price
St Louis to Vancouver American, Air Canada, Alaska, United, WestJet $350

Cheap Domestic Flights to Boise - BOI

FlightsAirlineLowest Price
Moline to Boise American, Alaska, United $375
Springfield to Boise American, Alaska, United $387
Evansville to Boise American, United $416
Peoria to Las Vegas American, United $304
Springfield to Las Vegas American, Alaska, United $392
Moline to Las Vegas American, Alaska, United $322
Bloomington - Normal to Denver American $344
Springfield to Seattle American, Alaska, United $326
Springfield to Las Vegas American, United $304
Evansville to Las Vegas American, United $409
Cheap Flights from St Louis to Boise, ID, United States, from $345 Round trip from STL to BOI