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Cheap flights from Missouri to Idaho from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Idaho departing on 6/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Missouri to Idaho

Cheap round-trip flights

These are some of the best round-trip flight deals from Missouri to Idaho that have been recently found on momondo from popular airlines, departing in the coming months.
Frontier Logo
7:55 pm - 11:51 amSTL-BOI
16h 56m1 stop
Frontier Logo
12:36 pm - 9:12 amBOI-STL
19h 36m1 stop
$228Frontier
Find Deal
Sat, May 24 - Sun, Jun 1
Delta Logo
5:45 am - 12:13 pmMCI-BOI
7h 28m1 stop
Delta Logo
3:00 pm - 10:57 pmBOI-MCI
6h 57m1 stop
$267Delta
Find Deal
Sat, Aug 30 - Tue, Sep 9
United Airlines Logo
11:35 am - 7:57 pmMCI-JAC
9h 22m2 stops
United Airlines Logo
2:50 pm - 8:42 pmJAC-MCI
4h 52m1 stop
$294United Airlines
Find Deal
Sat, Aug 16 - Thu, Aug 21
American Airlines Logo
5:27 am - 12:25 pmSGF-GEG
8h 58m1 stop
American Airlines Logo
1:22 pm - 10:26 pmGEG-SGF
7h 04m1 stop
$294American Airlines
Find Deal
Fri, May 16 - Sun, May 25
United Airlines Logo
6:05 am - 9:46 amMCI-BOI
4h 41m1 stop
United Airlines Logo
5:43 pm - 11:29 pmBOI-MCI
4h 46m1 stop
$297United Airlines
Find Deal
Sun, Jun 1 - Sat, Jun 7
American Airlines Logo
4:17 pm - 8:33 pmSTL-GEG
6h 16m1 stop
American Airlines Logo
1:39 pm - 11:49 pmGEG-STL
8h 10m1 stop
$303American Airlines
Find Deal
Fri, Sep 5 - Sun, Sep 7
Southwest Logo
5:35 pm - 11:05 pmMCI-BOI
6h 30m1 stop
Southwest Logo
4:05 pm - 1:25 amBOI-MCI
8h 20m1 stop
$305Southwest
Find Deal
Sat, Aug 30 - Sun, Sep 7
Southwest Logo
5:45 am - 12:35 pmSTL-GEG
8h 50m2 stops
Southwest Logo
4:30 pm - 1:45 amGEG-STL
7h 15m1 stop
$308Southwest
Find Deal
Fri, Sep 5 - Sun, Sep 7
Spirit Airlines Logo
10:15 am - 11:21 amMCI-BOI
26h 06m2 stops
Spirit Airlines Logo
12:16 pm - 10:41 pmBOI-MCI
33h 25m3 stops
$437Spirit Airlines
Find Deal
Thu, May 15 - Mon, May 19
Spirit Airlines Logo
5:46 am - 11:21 amMCI-BOI
30h 35m3 stops
Spirit Airlines Logo
12:16 pm - 10:41 pmBOI-MCI
33h 25m3 stops
$543Spirit Airlines
Find Deal
Thu, May 15 - Mon, May 19

Spirit Airlines flights from Missouri to Idaho

Our best Spirit Airlines deals on Missouri to Idaho flight tickets
Spirit Airlines
May 15
MCI10:15 amKansas City
26h 06m
2 stops
BOI11:21 amBoise Air Term. Gowen Fld
May 19
BOI12:16 pmBoise Air Term. Gowen Fld
33h 25m
3 stops
MCI10:41 pmKansas City
Spirit Airlines
May 15
MCI5:46 amKansas City
30h 35m
3 stops
BOI11:21 amBoise Air Term. Gowen Fld
May 19
BOI12:16 pmBoise Air Term. Gowen Fld
33h 25m
3 stops
MCI10:41 pmKansas City

Frontier flights from Missouri to Idaho

Our best Frontier deals on Missouri to Idaho flight tickets
Frontier
May 24
STL7:55 pmLambert-St Louis
16h 56m
1 stop
BOI11:51 amBoise Air Term. Gowen Fld
Jun 1
BOI12:36 pmBoise Air Term. Gowen Fld
19h 36m
1 stop
STL9:12 amLambert-St Louis
Frontier
May 21
STL8:15 pmLambert-St Louis
16h 36m
1 stop
BOI11:51 amBoise Air Term. Gowen Fld
May 25
BOI12:36 pmBoise Air Term. Gowen Fld
19h 33m
1 stop
STL9:09 amLambert-St Louis
Frontier
May 19
STL6:53 pmLambert-St Louis
19h 44m
1 stop
BOI1:37 pmBoise Air Term. Gowen Fld
May 22
BOI12:36 pmBoise Air Term. Gowen Fld
19h 33m
1 stop
STL9:09 amLambert-St Louis

See travel insights to Idaho from

How to get the cheapest flight ticket from Missouri to Idaho

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 cheapest month to fly to Idaho?

In general, October is the cheapest month to fly from Missouri to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $357. If you don’t want to visit Idaho in October, then you should wait until August to fly from Missouri, when ticket prices are also cheap, with an average price of $376.

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Wednesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $371. On the other hand, Sunday is the most expensive day to depart from Missouri because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $590.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is at noon. momondo users have found flights departing from Missouri to Idaho at noon for as low as $435. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Idaho, so prices are often more expensive at around $489 per ticket.

How far in advance should I book a flight to Idaho?

You are more likely to see cheaper flights to Idaho from Missouri when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $416 when searching 16 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Missouri for as low as $246 on momondo.

Cheap Missouri to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Idaho

Best Price Found

$126

Fastest flight time

4h 22m

Direct flights

None

Airports in Idaho

4 airports
The best one-way flight to Idaho from Missouri in the past 72 hours is $126. The best round-trip flight deal from Missouri to Idaho found on momondo in the last 72 hours is $228.
The fastest flight from Missouri to Idaho takes 4h 22m
There are no direct flights from Missouri to Idaho. Popular non-direct routes for this connection are Kansas City Airport - Boise Air Term. Gowen Fld Airport, Kansas City Airport - Spokane Airport and Lambert-St Louis Airport - Boise Air Term. Gowen Fld Airport.
There are 4 airports near Idaho: Idaho Falls Fanning Field (IDA), Spokane (GEG), Boise Air Term. Gowen Fld (BOI), Jackson Hole (JAC)

  • When did momondo last update prices for flights from Missouri to Idaho?

    Prices for flights from Missouri to Idaho refresh daily.

  • How many operators does momondo search for flights from Missouri to Idaho?

  • How old do you have to be to fly from Missouri to Idaho?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Idaho.

  • What documentation or ID do you need to fly to Idaho?

    The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Best airlines flying from Missouri to Idaho

Compare and see reviews for airlines that fly from Missouri to Idaho with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $137Free CancellationRating
6.3
7,963 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $171Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $252Free CancellationRating
8.0
7,934 reviews
Search Delta flights
United AirlinesPriceFrom $258Free CancellationRating
7.4
8,696 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $288Free CancellationRating
8.0
9,972 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $298Free CancellationRating
8.0
4,294 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Idaho?

It is quick and easy to find Missouri to Idaho flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Idaho that suits you.

Can I find flights from Missouri to Idaho with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Missouri to Idaho flights to just show those with flexible booking policies.

How can momondo help me find flights from Missouri to Idaho?

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 Idaho from Missouri.

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

If you are simply researching potential flights to Idaho, momondo offers a useful price alert feature which will track prices for flights to Idaho from Missouri and alert you when they change.


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Tue 5/6
Tue 5/13

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