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Cheap flights from Saint George to Idaho from $218

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Saint George to Idaho departing on 3/3. 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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0 bags

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Find the cheapest flights from Saint George to Idaho

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
9:05 am - 12:18 pmSGU-BOI
3h 13m1 stop
Delta Logo
1:10 pm - 6:35 pmBOI-SGU
5h 25m1 stop
$218Delta
Find Deal
Tue, Mar 3 - Sat, Mar 7
Delta Logo
11:27 am - 4:33 pmSGU-JAC
5h 06m1 stop
Delta Logo
5:30 pm - 10:05 pmJAC-SGU
4h 35m1 stop
$218Delta
Find Deal
Fri, Mar 13 - Tue, Mar 17
American Airlines Logo
4:45 pm - 11:32 pmSGU-BOI
6h 47m1 stop
American Airlines Logo
6:40 am - 11:13 amBOI-SGU
4h 33m1 stop
$223American Airlines
Find Deal
Fri, Oct 24 - Sun, Oct 26
Delta Logo
6:15 am - 10:24 amSGU-BOI
4h 09m1 stop
Delta Logo
1:10 pm - 6:35 pmBOI-SGU
5h 25m1 stop
$238Delta
Find Deal
Tue, Mar 3 - Sat, Mar 7
Delta Logo
11:27 am - 4:33 pmSGU-JAC
5h 06m1 stop
Delta Logo
1:10 pm - 6:35 pmJAC-SGU
5h 25m1 stop
$238Delta
Find Deal
Fri, Mar 13 - Tue, Mar 17
United Airlines Logo
5:30 pm - 10:52 pmSGU-IDA
5h 22m1 stop
United Airlines Logo
4:15 pm - 10:58 pmIDA-SGU
6h 43m1 stop
$308United Airlines
Find Deal
Fri, Nov 14 - Sun, Nov 16
United Airlines Logo
5:10 am - 9:28 amSGU-IDA
4h 18m1 stop
United Airlines Logo
5:57 pm - 10:17 pmIDA-SGU
4h 20m1 stop
$338United Airlines
Find Deal
Wed, Mar 25 - Sat, Mar 28
United Airlines Logo
5:30 pm - 10:52 pmSGU-IDA
5h 22m1 stop
United Airlines Logo
4:15 pm - 10:58 pmIDA-SGU
6h 43m1 stop
$344United Airlines
Find Deal
Thu, Nov 6 - Sun, Nov 9
American Airlines Logo
5:30 am - 12:22 pmSGU-IDA
6h 52m1 stop
American Airlines Logo
1:43 pm - 12:01 amIDA-SGU
10h 18m2 stops
$568American Airlines
Find Deal
Wed, Mar 25 - Sat, Mar 28
American Airlines Logo
4:45 pm - 11:32 pmSGU-BOI
6h 47m1 stop
American Airlines Logo
5:20 pm - 12:13 amBOI-SGU
6h 53m1 stop
$569American Airlines
Find Deal
Mon, Oct 20 - Fri, Oct 24

Delta flights from Saint George to Idaho

Our best Delta deals on Saint George to Idaho flight tickets
Delta
Mar 3
SGU9:05 amSaint George
3h 13m
1 stop
BOI12:18 pmBoise Air Term. Gowen Fld
Mar 7
BOI1:10 pmBoise Air Term. Gowen Fld
5h 25m
1 stop
SGU6:35 pmSaint George
$218
Find similar
Delta
Mar 3
SGU6:15 amSaint George
4h 09m
1 stop
BOI10:24 amBoise Air Term. Gowen Fld
Mar 7
BOI1:10 pmBoise Air Term. Gowen Fld
5h 25m
1 stop
SGU6:35 pmSaint George
$238
Find similar
Delta
Mar 3
SGU11:27 amSaint George
10h 38m
2 stops
BOI10:05 pmBoise Air Term. Gowen Fld
Mar 7
BOI5:45 pmBoise Air Term. Gowen Fld
4h 20m
1 stop
SGU10:05 pmSaint George
$277
Find similar

American Airlines flights from Saint George to Idaho

Our best American Airlines deals on Saint George to Idaho flight tickets
American Airlines
Oct 24
SGU4:45 pmSaint George
6h 47m
1 stop
BOI11:32 pmBoise Air Term. Gowen Fld
Oct 26
BOI6:40 amBoise Air Term. Gowen Fld
4h 33m
1 stop
SGU11:13 amSaint George
$223
Find similar
American Airlines
Mar 25
SGU5:30 amSaint George
6h 52m
1 stop
IDA12:22 pmIdaho Falls Fanning Field
Mar 28
IDA1:43 pmIdaho Falls Fanning Field
10h 18m
2 stops
SGU12:01 amSaint George
$568
Find similar
American Airlines
Oct 20
SGU4:45 pmSaint George
6h 47m
1 stop
BOI11:32 pmBoise Air Term. Gowen Fld
Oct 24
BOI5:20 pmBoise Air Term. Gowen Fld
6h 53m
1 stop
SGU12:13 amSaint George
$569
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Saint George to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 6, 2025.
Use the filters below to find and compare flights from Saint George to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

Tue 3/3

9:05 am-12:18 pm

1 stop3h 13m

Boise Air Term. Gowen Fld

Sat 3/7

1:10 pm-6:35 pm

1 stop5h 25m

$218

Saint GeorgeJackson

SGU - JAC

SGUJAC

Saint George

Fri 3/13

11:27 am-4:33 pm

1 stop5h 06m

Jackson Hole

Tue 3/17

5:30 pm-10:05 pm

1 stop4h 35m

$218

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

Fri 10/24

4:45 pm-11:32 pm

1 stop6h 47m

Boise Air Term. Gowen Fld

Sun 10/26

6:40 am-11:13 am

1 stop4h 33m

$223

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

Tue 3/3

6:15 am-10:24 am

1 stop4h 09m

Boise Air Term. Gowen Fld

Sat 3/7

1:10 pm-6:35 pm

1 stop5h 25m

$238

Saint GeorgeJackson

SGU - JAC

SGUJAC

Saint George

Fri 3/13

11:27 am-4:33 pm

1 stop5h 06m

Jackson Hole

Tue 3/17

1:10 pm-6:35 pm

1 stop5h 25m

$238

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Fri 11/14

5:30 pm-10:52 pm

1 stop5h 22m

Idaho Falls Fanning Field

Sun 11/16

4:15 pm-10:58 pm

1 stop6h 43m

$308

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Wed 3/25

5:10 am-9:28 am

1 stop4h 18m

Idaho Falls Fanning Field

Sat 3/28

5:57 pm-10:17 pm

1 stop4h 20m

$338

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Thu 11/6

5:30 pm-10:52 pm

1 stop5h 22m

Idaho Falls Fanning Field

Sun 11/9

4:15 pm-10:58 pm

1 stop6h 43m

$344

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Wed 3/25

5:30 am-12:22 pm

1 stop6h 52m

Idaho Falls Fanning Field

Sat 3/28

1:43 pm-12:01 am

2 stops10h 18m

$568

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

Mon 10/20

4:45 pm-11:32 pm

1 stop6h 47m

Boise Air Term. Gowen Fld

Fri 10/24

5:20 pm-12:13 am

1 stop6h 53m

$569

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Idaho from

How to get the cheapest flight ticket from Saint George 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, December is the cheapest month to fly from Saint George to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $248. If you don’t want to visit Idaho in December, then you should wait until July to fly from Saint George, when ticket prices are also cheap, with an average price of $264.

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

Our data shows that Friday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $456. On the other hand, Wednesday is the most expensive day to depart from Saint George because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $531.

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 in the afternoon. momondo users have found flights departing from Saint George to Idaho in the afternoon for as low as $447. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Idaho, so prices are often more expensive at around $593 per ticket.

Cheap Saint George to Idaho flight deals and tips

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

Direct flights

None
There are no direct flights from Saint George to Idaho. There are no popular flight routes from Saint George to Idaho.
Search flight deals

  • When did momondo last update prices for flights from Saint George Airport to Idaho?

    Prices for flights from Saint George Airport to Idaho refresh daily.

  • How many operators does momondo search for flights from Saint George Airport to Idaho?

  • How old do you have to be to fly from Saint George Airport to Idaho?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Saint George Airport 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 Saint George to Idaho

Compare and see reviews for airlines that fly from Saint George to Idaho with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $218Free CancellationRating
7.9
7,969 reviews
Search Delta flights
United AirlinesPriceFrom $223Free CancellationRating
7.4
8,953 reviews
Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Saint George to Idaho. momondo saves you time and could save you money on your trip.

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

Flights from Saint George to Idaho with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Saint George to Idaho?

momondo helps you find the best flight between Saint George and Idaho by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Saint George 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 Saint George and alert you when they change.

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