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Cheap flights from Idaho to Saint George from $210

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Saint George departing on 6/8. 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
6:00 am - 10:45 am
BOI
-
SGU
4h 45m
1 stop
Delta Logo
5:50 am - 9:32 am
SGU
-
BOI
3h 42m
1 stop
$288Delta
Thu, Jun 11 - Wed, Jun 17
American Airlines Logo
3:44 pm - 12:13 am
GEG
-
SGU
7h 29m
1 stop
American Airlines Logo
6:55 pm - 11:09 pm
SGU
-
GEG
5h 14m
1 stop
$298American Airlines
Wed, Oct 28 - Wed, Nov 4
American Airlines Logo
3:44 pm - 12:13 am
GEG
-
SGU
7h 29m
1 stop
American Airlines Logo
6:55 pm - 11:09 pm
SGU
-
GEG
5h 14m
1 stop
$308American Airlines
Wed, Oct 28 - Wed, Nov 4
Delta Logo
10:50 am - 2:40 pm
BOI
-
SGU
3h 50m
1 stop
Delta Logo
5:50 am - 9:32 am
SGU
-
BOI
3h 42m
1 stop
$328Delta
Sat, May 30 - Wed, Jun 3
Delta Logo
6:54 pm - 9:51 pm
IDA
-
SGU
2h 57m
1 stop
Delta Logo
5:50 am - 10:43 am
SGU
-
IDA
4h 53m
1 stop
$351Delta
Tue, Jun 2 - Sun, Jun 7
United Airlines Logo
5:40 pm - 10:14 pm
BOI
-
SGU
4h 34m
1 stop
United Airlines Logo
5:00 am - 9:34 am
SGU
-
BOI
4h 34m
1 stop
$368United Airlines
Tue, Aug 18 - Sat, Aug 22
American Airlines Logo
3:44 pm - 12:13 am
GEG
-
SGU
7h 29m
1 stop
American Airlines Logo
7:08 pm - 11:00 pm
SGU
-
GEG
4h 52m
1 stop
$373American Airlines
Tue, Oct 20 - Sat, Oct 24
Delta Logo
6:00 am - 10:45 am
BOI
-
SGU
4h 45m
1 stop
Delta Logo
5:50 am - 9:32 am
SGU
-
BOI
3h 42m
1 stop
$373Delta
Thu, Jun 11 - Wed, Jun 17
United Airlines Logo
4:18 pm - 10:57 pm
GEG
-
SGU
5h 39m
1 stop
United Airlines Logo
10:26 am - 3:11 pm
SGU
-
GEG
5h 45m
1 stop
$393United Airlines
Thu, Jul 16 - Wed, Jul 22
United Airlines Logo
5:46 pm - 10:59 pm
BOI
-
SGU
5h 13m
1 stop
United Airlines Logo
5:05 am - 9:45 am
SGU
-
BOI
4h 40m
1 stop
$410United Airlines
Sun, May 31 - Wed, Jun 3

American Airlines flights from Idaho to Saint George

Our best American Airlines deals on Idaho to Saint George flight tickets
American Airlines
Oct 28
GEG3:44 pmSpokane
7h 29m
1 stop
SGU12:13 amSaint George
Nov 4
SGU6:55 pmSaint George
5h 14m
1 stop
GEG11:09 pmSpokane
$298
American Airlines
Oct 28
GEG3:44 pmSpokane
7h 29m
1 stop
SGU12:13 amSaint George
Nov 4
SGU6:55 pmSaint George
5h 14m
1 stop
GEG11:09 pmSpokane
$308
American Airlines
Oct 20
GEG3:44 pmSpokane
7h 29m
1 stop
SGU12:13 amSaint George
Oct 24
SGU7:08 pmSaint George
4h 52m
1 stop
GEG11:00 pmSpokane
$373

Delta flights from Idaho to Saint George

Our best Delta deals on Idaho to Saint George flight tickets
Delta
Jun 11
BOI6:00 amBoise Air Term. Gowen Fld
4h 45m
1 stop
SGU10:45 amSaint George
Jun 17
SGU5:50 amSaint George
3h 42m
1 stop
BOI9:32 amBoise Air Term. Gowen Fld
$288
Delta
May 30
BOI10:50 amBoise Air Term. Gowen Fld
3h 50m
1 stop
SGU2:40 pmSaint George
Jun 3
SGU5:50 amSaint George
3h 42m
1 stop
BOI9:32 amBoise Air Term. Gowen Fld
$328
Delta
Jun 2
IDA6:54 pmIdaho Falls Fanning Field
2h 57m
1 stop
SGU9:51 pmSaint George
Jun 7
SGU5:50 amSaint George
4h 53m
1 stop
IDA10:43 amIdaho Falls Fanning Field
$351

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 May 16, 2026.
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

Cheapest round-trip

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Thu 6/11

6:00 am-10:45 am

1 stop4h 45m

Saint George

Wed 6/17

5:50 am-9:32 am

1 stop3h 42m

$288

SpokaneSaint George

GEG - SGU

GEGSGU

Spokane

Wed 10/28

3:44 pm-12:13 am

1 stop7h 29m

Saint George

Wed 11/4

6:55 pm-11:09 pm

1 stop5h 14m

$298

SpokaneSaint George

GEG - SGU

GEGSGU

Spokane

Wed 10/28

3:44 pm-12:13 am

1 stop7h 29m

Saint George

Wed 11/4

6:55 pm-11:09 pm

1 stop5h 14m

$308
Quickest round-trip

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Sat 5/30

10:50 am-2:40 pm

1 stop3h 50m

Saint George

Wed 6/3

5:50 am-9:32 am

1 stop3h 42m

$328

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Tue 6/2

6:54 pm-9:51 pm

1 stop2h 57m

Saint George

Sun 6/7

5:50 am-10:43 am

1 stop4h 53m

$351

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Tue 8/18

5:40 pm-10:14 pm

1 stop4h 34m

Saint George

Sat 8/22

5:00 am-9:34 am

1 stop4h 34m

$368

SpokaneSaint George

GEG - SGU

GEGSGU

Spokane

Tue 10/20

3:44 pm-12:13 am

1 stop7h 29m

Saint George

Sat 10/24

7:08 pm-11:00 pm

1 stop4h 52m

$373

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Thu 6/11

6:00 am-10:45 am

1 stop4h 45m

Saint George

Wed 6/17

5:50 am-9:32 am

1 stop3h 42m

$373

SpokaneSaint George

GEG - SGU

GEGSGU

Spokane

Thu 7/16

4:18 pm-10:57 pm

1 stop5h 39m

Saint George

Wed 7/22

10:26 am-3:11 pm

1 stop5h 45m

$393

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Sun 5/31

5:46 pm-10:59 pm

1 stop5h 13m

Saint George

Wed 6/3

5:05 am-9:45 am

1 stop4h 40m

$410

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 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 January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $215.

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

2h 57m

Direct flights

None
The fastest flight from Idaho to Saint George takes 2h 57m
There are no direct flights from Idaho to Saint George. There are no popular flight routes from Idaho to Saint George.
Search flight deals

Frequently asked questions about flying from Idaho to Saint George

  • 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
8,455 reviews
Search Delta flights
United AirlinesPriceFrom $215Free CancellationRating
7.4
9,726 reviews
Search United Airlines 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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