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Cheap flights from Boise to St. Louis from $127

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boise to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:51 pm - 8:59 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
5h 08m1 stop Denver Intl
United Airlines Logo
5:00 am - 11:31 amSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
7h 31m1 stop Chicago O'Hare Intl
$248United Airlines
Wed, Nov 18 - Thu, Nov 19
American Airlines Logo
2:41 pm - 9:59 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
6h 18m1 stop Dallas/Fort Worth
American Airlines Logo
5:00 am - 1:23 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
9h 23m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
$258American Airlines
Mon, Nov 16 - Mon, Nov 23
American Airlines Logo
2:03 pm - 11:59 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
8h 56m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl
American Airlines Logo
5:00 am - 11:28 amSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
7h 28m1 stop Dallas/Fort Worth
$258American Airlines
Wed, Nov 18 - Thu, Nov 19
Multiple Airlines Logo
7:18 pm - 11:04 amBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
38h 46m2 stops Phoenix-Mesa Gateway Denver Intl
Multiple Airlines Logo
5:37 pm - 4:48 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
24h 11m1 stop Las Vegas Harry Reid Intl
$270Multiple Airlines
Mon, Dec 14 - Tue, Dec 22
Delta Logo
3:00 pm - 11:22 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
7h 22m1 stop Minneapolis St Paul
Delta Logo
5:22 pm - 11:59 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
7h 37m1 stop Minneapolis St Paul
$276Delta
Sat, Nov 14 - Mon, Nov 23
Multiple Airlines Logo
10:49 am - 9:59 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
10h 10m2 stops Seattle/Tacoma Intl Dallas/Fort Worth
Multiple Airlines Logo
5:15 pm - 7:00 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
26h 45m1 stop Las Vegas Harry Reid Intl
$285Multiple Airlines
Sat, Nov 14 - Tue, Nov 24
Delta Logo
3:02 pm - 11:22 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
7h 20m1 stop Minneapolis St Paul
Delta Logo
5:22 pm - 11:59 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
7h 37m1 stop Minneapolis St Paul
$305Delta
Fri, Nov 13 - Mon, Nov 23
Southwest Logo
5:45 am - 5:25 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
10h 40m2 stops Phoenix Sky Harbor Intl Omaha Eppley Airfield
Southwest Logo
7:20 pm - 12:55 amSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
6h 35m1 stop Phoenix Sky Harbor Intl
$375Southwest
Thu, Dec 10 - Sun, Dec 13
Southwest Logo
5:35 am - 1:45 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
7h 10m2 stops Las Vegas Harry Reid Intl Kansas City
Southwest Logo
7:20 pm - 12:55 amSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
6h 35m1 stop Phoenix Sky Harbor Intl
$376Southwest
Thu, Nov 12 - Sun, Nov 22
United Airlines Logo
12:00 pm - 11:24 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
10h 24m2 stops San Francisco Chicago O'Hare Intl
United Airlines Logo
10:53 am - 9:32 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
11h 39m2 stops Chicago O'Hare Intl Denver Intl
$441United Airlines
Sat, Nov 14 - Tue, Nov 24

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Alaska Airlines flights from Boise to St. Louis

Our best Alaska Airlines deals on Boise to St. Louis flight tickets
Alaska Airlines
Oct 28
BOI4:18 pmBoise Air Term. Gowen Fld
6h 41m
1 stop
STL11:59 pmLambert-St Louis
Oct 29
STL7:02 amLambert-St Louis
7h 48m
1 stop
BOI1:50 pmBoise Air Term. Gowen Fld
$614
Alaska Airlines
Oct 28
BOI6:43 amBoise Air Term. Gowen Fld
14h 17m
2 stops
STL10:00 pmLambert-St Louis
Oct 29
STL5:40 amLambert-St Louis
9h 11m
1 stop
BOI1:51 pmBoise Air Term. Gowen Fld
$669
Alaska Airlines
Oct 28
BOI8:22 pmBoise Air Term. Gowen Fld
11h 58m
2 stops
STL9:20 amLambert-St Louis
Oct 29
STL12:46 pmLambert-St Louis
12h 13m
2 stops
BOI11:59 pmBoise Air Term. Gowen Fld
$719

Southwest flights from Boise to St. Louis

Our best Southwest deals on Boise to St. Louis flight tickets
Southwest
Dec 10
BOI5:45 amBoise Air Term. Gowen Fld
10h 40m
2 stops
STL5:25 pmLambert-St Louis
Dec 13
STL7:20 pmLambert-St Louis
6h 35m
1 stop
BOI12:55 amBoise Air Term. Gowen Fld
$375
Southwest
Nov 12
BOI5:35 amBoise Air Term. Gowen Fld
7h 10m
2 stops
STL1:45 pmLambert-St Louis
Nov 22
STL7:20 pmLambert-St Louis
6h 35m
1 stop
BOI12:55 amBoise Air Term. Gowen Fld
$376
Southwest
Nov 12
BOI5:35 amBoise Air Term. Gowen Fld
7h 10m
2 stops
STL1:45 pmLambert-St Louis
Nov 23
STL6:30 pmLambert-St Louis
8h 00m
2 stops
BOI1:30 amBoise Air Term. Gowen Fld
$380

momondo Fare Finder

 
Use the filters below to find and compare flights from Boise to St. Louis that are best for you.

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Route

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Price

Cheapest round-trip
Quickest round-trip

BoiseSt. Louis

BOI Boise Air Term. Gowen Fld - STL Lambert-St Louis

BOISTL

Boise Air Term. Gowen Fld

Wed 11/18

2:51 pm-8:59 pm

1 stop5h 08m

Lambert-St Louis

Thu 11/19

5:00 am-11:31 am

1 stop7h 31m

$248

BoiseSt. Louis

BOI Boise Air Term. Gowen Fld - STL Lambert-St Louis

BOISTL

Boise Air Term. Gowen Fld

Mon 11/16

2:41 pm-9:59 pm

1 stop6h 18m

Lambert-St Louis

Mon 11/23

5:00 am-1:23 pm

2 stops9h 23m

$258

BoiseSt. Louis

BOI Boise Air Term. Gowen Fld - STL Lambert-St Louis

BOISTL

Boise Air Term. Gowen Fld

Wed 11/18

2:03 pm-11:59 pm

2 stops8h 56m

Lambert-St Louis

Thu 11/19

5:00 am-11:28 am

1 stop7h 28m

$258

BoiseSt. Louis

BOI Boise Air Term. Gowen Fld - STL Lambert-St Louis

BOISTL

Boise Air Term. Gowen Fld

Mon 12/14

7:18 pm-11:04 am

2 stops38h 46m

Lambert-St Louis

Tue 12/22

5:37 pm-4:48 pm

1 stop24h 11m

$270

BoiseSt. Louis

BOI Boise Air Term. Gowen Fld - STL Lambert-St Louis

BOISTL

Boise Air Term. Gowen Fld

Sat 11/14

3:00 pm-11:22 pm

1 stop7h 22m

Lambert-St Louis

Mon 11/23

5:22 pm-11:59 pm

1 stop7h 37m

$276

BoiseSt. Louis

BOI Boise Air Term. Gowen Fld - STL Lambert-St Louis

BOISTL

Boise Air Term. Gowen Fld

Sat 11/14

10:49 am-9:59 pm

2 stops10h 10m

Lambert-St Louis

Tue 11/24

5:15 pm-7:00 pm

1 stop26h 45m

$285

BoiseSt. Louis

BOI Boise Air Term. Gowen Fld - STL Lambert-St Louis

BOISTL

Boise Air Term. Gowen Fld

Fri 11/13

3:02 pm-11:22 pm

1 stop7h 20m

Lambert-St Louis

Mon 11/23

5:22 pm-11:59 pm

1 stop7h 37m

$305

BoiseSt. Louis

BOI Boise Air Term. Gowen Fld - STL Lambert-St Louis

BOISTL

Boise Air Term. Gowen Fld

Thu 12/10

5:45 am-5:25 pm

2 stops10h 40m

Lambert-St Louis

Sun 12/13

7:20 pm-12:55 am

1 stop6h 35m

$375

BoiseSt. Louis

BOI Boise Air Term. Gowen Fld - STL Lambert-St Louis

BOISTL

Boise Air Term. Gowen Fld

Thu 11/12

5:35 am-1:45 pm

2 stops7h 10m

Lambert-St Louis

Sun 11/22

7:20 pm-12:55 am

1 stop6h 35m

$376

BoiseSt. Louis

BOI Boise Air Term. Gowen Fld - STL Lambert-St Louis

BOISTL

Boise Air Term. Gowen Fld

Sat 11/14

12:00 pm-11:24 pm

2 stops10h 24m

Lambert-St Louis

Tue 11/24

10:53 am-9:32 pm

2 stops11h 39m

$441

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Boise to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Boise and St. Louis?

Prices are currently low for flights on this route.

Typical prices usually range from $480 to $629.
The lowest price recently found on this route was $248.

What is the cheapest month to fly to St. Louis?

In general, February is the cheapest month to fly from Boise to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of April is another great option to travel to St. Louis, with average flight prices from Boise averaging around $413.

How have Boise to St. Louis flight prices changed over time?

When to book flights from Boise to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Boise to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boise to St. Louis (BOI to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boise to St. Louis

Best Price Found

$127

Fastest flight time

5h 20m

Direct flights

None
The best one-way flight to St. Louis from Boise in the past 72 hours is $127. The best round-trip flight deal from Boise to St. Louis found on momondo in the last 72 hours is $248.
The fastest flight from Boise to St. Louis takes 5h 20m
There are no direct flights from Boise to St. Louis. There are no popular flight routes from Boise to St. Louis.
Search flight deals

Frequently asked questions about flying from Boise to St. Louis

  • How far is Boise Air Term. Gowen Fld to Lambert-St Louis by plane?

    The distance between Boise Air Term. Gowen Fld and Lambert-St Louis is about 1389.5 mi. By plane, this route typically takes 5h 20m.

  • When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Lambert-St Louis Airport?

    Prices for flights from Boise Air Term. Gowen Fld Airport to Lambert-St Louis Airport are updated daily.

  • How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boise to St. Louis?

Best airlines flying from Boise to St. Louis

Compare and see reviews for airlines that fly from Boise to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $316Free CancellationRating
7.8
8,659 reviews
Search Delta flights
SouthwestPriceFrom $347Free CancellationRating
7.9
4,208 reviews
Search Southwest flights
United AirlinesPriceFrom $355Free CancellationRating
7.3
10,396 reviews
Search United Airlines flights
American AirlinesPriceFrom $372Free CancellationRating
7.0
12,183 reviews
Search American Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Fairview Heights
Chesterfield
Maryland Heights
St. Peters
Alton
Collinsville
Florissant
Farmington
Hermann
Clayton
Festus
Fenton
Edwardsville
O'Fallon
Eureka
Wentzville
Litchfield
Grafton
Waterloo

Why use momondo?

Why should I use momondo to find a flight deal from Boise to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Boise.

Can I find flights from Boise to St. Louis with flexible booking policies on momondo?

momondo does allow users to show only those flights to St. Louis from Boise which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boise to St. Louis?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Boise.

I’m not ready to book a flight from Boise to St. Louis right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Boise to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.

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