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Cheap flights from Idaho to Saint George from $238

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Saint George departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Idaho to Saint George

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:35 pm - 9:53 pm
IDA
-
SGU
3h 18m1 stop
Delta Logo
5:30 pm - 10:21 pm
SGU
-
IDA
4h 51m1 stop
$238Delta
Mon, Feb 9 - Tue, Feb 17
Delta Logo
5:45 am - 10:49 am
BOI
-
SGU
5h 04m1 stop
Delta Logo
7:10 pm - 11:12 pm
SGU
-
BOI
4h 02m1 stop
$243Delta
Wed, Jan 14 - Sun, Jan 18
United Airlines Logo
4:19 pm - 11:04 pm
IDA
-
SGU
6h 45m1 stop
United Airlines Logo
5:10 am - 9:56 am
SGU
-
IDA
4h 46m1 stop
$248United Airlines
Sat, Jan 10 - Wed, Jan 14
Delta Logo
6:15 pm - 9:53 pm
BOI
-
SGU
3h 38m1 stop
Delta Logo
7:10 pm - 11:12 pm
SGU
-
BOI
4h 02m1 stop
$248Delta
Sat, Jan 10 - Wed, Jan 14
Delta Logo
1:30 pm - 6:35 pm
GEG
-
SGU
4h 05m1 stop
Delta Logo
5:50 am - 9:12 am
SGU
-
GEG
4h 22m1 stop
$258Delta
Wed, May 27 - Fri, Jun 5
United Airlines Logo
4:10 pm - 11:04 pm
GEG
-
SGU
5h 54m1 stop
United Airlines Logo
2:45 pm - 9:22 pm
SGU
-
GEG
7h 37m1 stop
$268United Airlines
Fri, Jan 9 - Tue, Jan 13
United Airlines Logo
6:10 am - 1:13 pm
BOI
-
SGU
7h 03m1 stop
United Airlines Logo
12:07 pm - 7:51 pm
SGU
-
BOI
7h 44m1 stop
$298United Airlines
Sat, Jan 31 - Wed, Feb 4
American Airlines Logo
3:10 pm - 12:03 am
GEG
-
SGU
7h 53m1 stop
American Airlines Logo
7:30 am - 1:50 pm
SGU
-
GEG
7h 20m1 stop
$354American Airlines
Mon, Feb 23 - Sat, Feb 28
American Airlines Logo
3:02 pm - 9:22 pm
GEG
-
SGU
5h 20m1 stop
American Airlines Logo
4:45 pm - 11:11 pm
SGU
-
GEG
7h 26m1 stop
$370American Airlines
Sun, Jan 11 - Thu, Jan 15
American Airlines Logo
12:44 pm - 12:03 am
BOI
-
SGU
11h 19m1 stop
American Airlines Logo
7:33 am - 6:02 pm
SGU
-
BOI
10h 29m1 stop
$393American Airlines
Thu, Mar 5 - Fri, Mar 20

Delta flights from Idaho to Saint George

Our best Delta deals on Idaho to Saint George flight tickets
Delta
Feb 9
IDA6:35 pmIdaho Falls Fanning Field
3h 18m
1 stop
SGU9:53 pmSaint George
Feb 17
SGU5:30 pmSaint George
4h 51m
1 stop
IDA10:21 pmIdaho Falls Fanning Field
$238
Find similar
Delta
Jan 14
BOI5:45 amBoise Air Term. Gowen Fld
5h 04m
1 stop
SGU10:49 amSaint George
Jan 18
SGU7:10 pmSaint George
4h 02m
1 stop
BOI11:12 pmBoise Air Term. Gowen Fld
$243
Find similar
Delta
Jan 10
BOI6:15 pmBoise Air Term. Gowen Fld
3h 38m
1 stop
SGU9:53 pmSaint George
Jan 14
SGU7:10 pmSaint George
4h 02m
1 stop
BOI11:12 pmBoise Air Term. Gowen Fld
$248
Find similar

United Airlines flights from Idaho to Saint George

Our best United Airlines deals on Idaho to Saint George flight tickets
United Airlines
Jan 10
IDA4:19 pmIdaho Falls Fanning Field
6h 45m
1 stop
SGU11:04 pmSaint George
Jan 14
SGU5:10 amSaint George
4h 46m
1 stop
IDA9:56 amIdaho Falls Fanning Field
$248
Find similar
United Airlines
Jan 9
GEG4:10 pmSpokane
5h 54m
1 stop
SGU11:04 pmSaint George
Jan 13
SGU2:45 pmSaint George
7h 37m
1 stop
GEG9:22 pmSpokane
$268
Find similar
United Airlines
Dec 29
BOI5:12 pmBoise Air Term. Gowen Fld
5h 52m
1 stop
SGU11:04 pmSaint George
Jan 2
SGU5:10 amSaint George
4h 51m
1 stop
BOI10:01 amBoise Air Term. Gowen Fld
$298
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to Saint George 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 December 27, 2025.
Use the filters below to find and compare flights from Idaho to Saint George that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Mon 2/9

6:35 pm-9:53 pm

1 stop3h 18m

Saint George

Tue 2/17

5:30 pm-10:21 pm

1 stop4h 51m

$238

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Wed 1/14

5:45 am-10:49 am

1 stop5h 04m

Saint George

Sun 1/18

7:10 pm-11:12 pm

1 stop4h 02m

$243

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Sat 1/10

4:19 pm-11:04 pm

1 stop6h 45m

Saint George

Wed 1/14

5:10 am-9:56 am

1 stop4h 46m

$248

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Sat 1/10

6:15 pm-9:53 pm

1 stop3h 38m

Saint George

Wed 1/14

7:10 pm-11:12 pm

1 stop4h 02m

$248

SpokaneSaint George

GEG - SGU

GEGSGU

Spokane

Wed 5/27

1:30 pm-6:35 pm

1 stop4h 05m

Saint George

Fri 6/5

5:50 am-9:12 am

1 stop4h 22m

$258

SpokaneSaint George

GEG - SGU

GEGSGU

Spokane

Fri 1/9

4:10 pm-11:04 pm

1 stop5h 54m

Saint George

Tue 1/13

2:45 pm-9:22 pm

1 stop7h 37m

$268

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Sat 1/31

6:10 am-1:13 pm

1 stop7h 03m

Saint George

Wed 2/4

12:07 pm-7:51 pm

1 stop7h 44m

$298

SpokaneSaint George

GEG - SGU

GEGSGU

Spokane

Mon 2/23

3:10 pm-12:03 am

1 stop7h 53m

Saint George

Sat 2/28

7:30 am-1:50 pm

1 stop7h 20m

$354

SpokaneSaint George

GEG - SGU

GEGSGU

Spokane

Sun 1/11

3:02 pm-9:22 pm

1 stop5h 20m

Saint George

Thu 1/15

4:45 pm-11:11 pm

1 stop7h 26m

$370

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Thu 3/5

12:44 pm-12:03 am

1 stop11h 19m

Saint George

Fri 3/20

7:33 am-6:02 pm

1 stop10h 29m

$393

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Saint George from

How to get the cheapest flight ticket from Idaho to Saint George

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 Saint George?

If you aren’t able to travel to Saint George during the month of July, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $233.

What is the cheapest day to depart on your flight to Saint George?

The cheapest day to depart on your flight to Saint George is on a Thursday when prices can be found for as low as $497. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Saint George on Wednesday is $623.

Cheap Idaho to Saint George flight deals and tips

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

Fastest flight time

3h 18m

Direct flights

None
The fastest flight from Idaho to Saint George takes 3h 18m
There are no direct flights from Idaho to Saint George. There are no popular flight routes from Idaho to Saint George.
Search flight deals

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

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

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

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

  • What documentation or ID do you need to fly to Saint George Airport?

    The travel and health documents required for your trip to Saint George Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Saint George Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Idaho to Saint George

Compare and see reviews for airlines that fly from Idaho to Saint George with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $210Free CancellationRating
7.9
8,019 reviews
Search Delta flights

Traveling to a place near Saint George?

Book flights to Saint George if you plan to visit one of these locations
Springdale
Hurricane
Virgin

Why use momondo?

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

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

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

Flights from Idaho to Saint George 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 Idaho to Saint George?

momondo provides multiple filters to help you find the best flight to Saint George from Idaho. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Saint George from Idaho are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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