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Cheap flights from Boise to St. Louis from $160

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.
Delta Logo
6:45 am - 5:44 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
9h 59m2 stops Seattle/Tacoma Intl Salt Lake City
Delta Logo
11:34 am - 10:26 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
11h 52m2 stops Minneapolis St Paul Seattle/Tacoma Intl
$318Delta
Fri, Oct 30 - Sat, Nov 14
Frontier Logo
2:50 pm - 11:17 amBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
19h 27m1 stop Las Vegas Harry Reid Intl
Frontier Logo
12:27 pm - 1:55 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
26h 28m1 stop Las Vegas Harry Reid Intl
$332Frontier
Thu, Oct 1 - Sun, Oct 4
Delta Logo
6:35 am - 4:30 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
8h 55m2 stops Seattle/Tacoma Intl Minneapolis St Paul
Delta Logo
6:03 am - 5:16 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
12h 13m2 stops Minneapolis St Paul Seattle/Tacoma Intl
$338Delta
Fri, Dec 4 - Tue, Dec 8
Delta Logo
7:13 pm - 8:53 amBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
12h 40m2 stops Seattle/Tacoma Intl Minneapolis St Paul
Delta Logo
2:22 pm - 10:08 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
8h 46m2 stops Salt Lake City Seattle/Tacoma Intl
$343Delta
Thu, Oct 22 - Mon, Oct 26
American Airlines Logo
3:21 pm - 12:27 amBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
8h 06m1 stop Chicago O'Hare Intl
American Airlines Logo
2:31 pm - 10:50 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
9h 19m1 stop Phoenix Sky Harbor Intl
$369American Airlines
Thu, Oct 1 - Mon, Oct 5
American Airlines Logo
1:52 pm - 11:43 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
8h 51m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
American Airlines Logo
5:40 am - 11:24 amSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
6h 44m1 stop Dallas/Fort Worth
$379American Airlines
Thu, Oct 1 - Mon, Oct 5
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
6:00 am - 11:31 amSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
6h 31m1 stop Chicago O'Hare Intl
$382United Airlines
Thu, Oct 29 - Fri, Oct 30
Southwest Logo
4:45 pm - 11:25 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
5h 40m1 stop Phoenix Sky Harbor Intl
Southwest Logo
8:40 am - 2:10 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
6h 30m1 stop Sacramento Intl
$382Southwest
Fri, Oct 30 - Sat, Nov 14
Southwest Logo
4:45 pm - 11:25 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
5h 40m1 stop Phoenix Sky Harbor Intl
Southwest Logo
12:10 pm - 7:05 pmSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
7h 55m2 stops Phoenix Sky Harbor Intl Las Vegas Harry Reid Intl
$388Southwest
Thu, Oct 29 - Fri, Oct 30
United Airlines Logo
2:44 pm - 11:44 pmBOI  Boise Air Term. Gowen Fld-STL Lambert-St Louis
8h 00m1 stop Denver Intl
United Airlines Logo
6:00 am - 11:28 amSTL  Lambert-St Louis-BOI Boise Air Term. Gowen Fld
6h 28m1 stop Chicago O'Hare Intl
$400United Airlines
Wed, Sep 30 - Thu, Oct 1

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American Airlines flights from Boise to St. Louis

Our best American Airlines deals on Boise to St. Louis flight tickets
American Airlines
Oct 1
BOI3:21 pmBoise Air Term. Gowen Fld
8h 06m
1 stop
STL12:27 amLambert-St Louis
Oct 5
STL2:31 pmLambert-St Louis
9h 19m
1 stop
BOI10:50 pmBoise Air Term. Gowen Fld
$369
American Airlines
Oct 1
BOI1:52 pmBoise Air Term. Gowen Fld
8h 51m
2 stops
STL11:43 pmLambert-St Louis
Oct 5
STL5:40 amLambert-St Louis
6h 44m
1 stop
BOI11:24 amBoise Air Term. Gowen Fld
$379
American Airlines
Oct 1
BOI1:52 pmBoise Air Term. Gowen Fld
8h 51m
2 stops
STL11:43 pmLambert-St Louis
Oct 5
STL3:20 pmLambert-St Louis
9h 39m
2 stops
BOI11:59 pmBoise Air Term. Gowen Fld
$413

Delta flights from Boise to St. Louis

Our best Delta deals on Boise to St. Louis flight tickets
Delta
Oct 30
BOI6:45 amBoise Air Term. Gowen Fld
9h 59m
2 stops
STL5:44 pmLambert-St Louis
Nov 14
STL11:34 amLambert-St Louis
11h 52m
2 stops
BOI10:26 pmBoise Air Term. Gowen Fld
$318
Delta
Dec 4
BOI6:35 amBoise Air Term. Gowen Fld
8h 55m
2 stops
STL4:30 pmLambert-St Louis
Dec 8
STL6:03 amLambert-St Louis
12h 13m
2 stops
BOI5:16 pmBoise Air Term. Gowen Fld
$338
Delta
Oct 22
BOI7:13 pmBoise Air Term. Gowen Fld
12h 40m
2 stops
STL8:53 amLambert-St Louis
Oct 26
STL2:22 pmLambert-St Louis
8h 46m
2 stops
BOI10:08 pmBoise Air Term. Gowen Fld
$343

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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Price

Cheapest round-trip

BoiseSt. Louis

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

BOISTL

Boise Air Term. Gowen Fld

Fri 10/30

6:45 am-5:44 pm

2 stops9h 59m

Lambert-St Louis

Sat 11/14

11:34 am-10:26 pm

2 stops11h 52m

$318

BoiseSt. Louis

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

BOISTL

Boise Air Term. Gowen Fld

Thu 10/1

2:50 pm-11:17 am

1 stop19h 27m

Lambert-St Louis

Sun 10/4

12:27 pm-1:55 pm

1 stop26h 28m

$332

BoiseSt. Louis

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

BOISTL

Boise Air Term. Gowen Fld

Fri 12/4

6:35 am-4:30 pm

2 stops8h 55m

Lambert-St Louis

Tue 12/8

6:03 am-5:16 pm

2 stops12h 13m

$338

BoiseSt. Louis

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

BOISTL

Boise Air Term. Gowen Fld

Thu 10/22

7:13 pm-8:53 am

2 stops12h 40m

Lambert-St Louis

Mon 10/26

2:22 pm-10:08 pm

2 stops8h 46m

$343

BoiseSt. Louis

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

BOISTL

Boise Air Term. Gowen Fld

Thu 10/1

3:21 pm-12:27 am

1 stop8h 06m

Lambert-St Louis

Mon 10/5

2:31 pm-10:50 pm

1 stop9h 19m

$369

BoiseSt. Louis

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

BOISTL

Boise Air Term. Gowen Fld

Thu 10/1

1:52 pm-11:43 pm

2 stops8h 51m

Lambert-St Louis

Mon 10/5

5:40 am-11:24 am

1 stop6h 44m

$379
Quickest round-trip

BoiseSt. Louis

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

BOISTL

Boise Air Term. Gowen Fld

Thu 10/29

2:51 pm-8:59 pm

1 stop5h 08m

Lambert-St Louis

Fri 10/30

6:00 am-11:31 am

1 stop6h 31m

$382

BoiseSt. Louis

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

BOISTL

Boise Air Term. Gowen Fld

Fri 10/30

4:45 pm-11:25 pm

1 stop5h 40m

Lambert-St Louis

Sat 11/14

8:40 am-2:10 pm

1 stop6h 30m

$382

BoiseSt. Louis

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

BOISTL

Boise Air Term. Gowen Fld

Thu 10/29

4:45 pm-11:25 pm

1 stop5h 40m

Lambert-St Louis

Fri 10/30

12:10 pm-7:05 pm

2 stops7h 55m

$388

BoiseSt. Louis

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

BOISTL

Boise Air Term. Gowen Fld

Wed 9/30

2:44 pm-11:44 pm

1 stop8h 00m

Lambert-St Louis

Thu 10/1

6:00 am-11:28 am

1 stop6h 28m

$400

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 $425 to $489.
The lowest price recently found on this route was $318.

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

$160

Fastest flight time

4h 51m

Direct flights

None
The best one-way flight to St. Louis from Boise in the past 72 hours is $160. The best round-trip flight deal from Boise to St. Louis found on momondo in the last 72 hours is $318.
The fastest flight from Boise to St. Louis takes 4h 51m
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 4h 51m.

  • 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
United AirlinesPriceFrom $283Free CancellationRating
7.4
10,191 reviews
Search United Airlines flights
DeltaPriceFrom $316Free CancellationRating
7.8
8,554 reviews
Search Delta flights
SouthwestPriceFrom $355Free CancellationRating
8.0
4,195 reviews
Search Southwest flights

Traveling to a place near St. Louis?

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