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Cheap flights from Idaho Falls to Saint George from $141

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 Falls to Saint George departing on 9/15. 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 Falls to Saint George

Cheap round-trip flights

United Airlines Logo
5:00 am - 9:56 amIDA-SGU
4h 56m1 stop
United Airlines Logo
5:18 am - 9:47 amSGU-IDA
4h 29m1 stop
$228United Airlines
Find Deal
Wed, Sep 3 - Sun, Sep 7
United Airlines Logo
5:00 am - 9:56 amIDA-SGU
4h 56m1 stop
United Airlines Logo
1:48 pm - 8:54 pmSGU-IDA
7h 06m1 stop
$288United Airlines
Find Deal
Tue, Sep 2 - Sat, Sep 6
United Airlines Logo
4:00 pm - 10:54 pmIDA-SGU
6h 54m1 stop
United Airlines Logo
5:33 pm - 10:48 pmSGU-IDA
5h 15m1 stop
$303United Airlines
Find Deal
Sat, Aug 30 - Thu, Sep 4
United Airlines Logo
5:00 am - 9:56 amIDA-SGU
4h 56m1 stop
United Airlines Logo
5:30 pm - 10:52 pmSGU-IDA
5h 22m1 stop
$419United Airlines
Find Deal
Fri, Oct 24 - Mon, Oct 27
United Airlines Logo
9:35 pm - 1:07 pmIDA-SGU
15h 32m1 stop
United Airlines Logo
5:00 am - 9:47 amSGU-IDA
4h 47m1 stop
$453United Airlines
Find Deal
Sun, Nov 30 - Mon, Dec 8
United Airlines Logo
5:56 pm - 10:54 pmIDA-SGU
4h 58m1 stop
United Airlines Logo
5:33 pm - 10:48 pmSGU-IDA
5h 15m1 stop
$472United Airlines
Find Deal
Fri, Aug 29 - Fri, Sep 5
United Airlines Logo
5:00 am - 9:56 amIDA-SGU
4h 56m1 stop
United Airlines Logo
11:30 am - 9:48 amSGU-IDA
46h 18m2 stops
$532United Airlines
Find Deal
Fri, Oct 24 - Mon, Oct 27
United Airlines Logo
5:00 am - 9:56 amIDA-SGU
4h 56m1 stop
United Airlines Logo
11:25 am - 1:30 pmSGU-IDA
26h 05m2 stops
$537United Airlines
Find Deal
Tue, Sep 2 - Sat, Sep 6
United Airlines Logo
2:35 pm - 4:21 pmIDA-SGU
25h 46m2 stops
United Airlines Logo
5:33 pm - 10:48 pmSGU-IDA
5h 15m1 stop
$554United Airlines
Find Deal
Sat, Aug 30 - Thu, Sep 4
United Airlines Logo
9:35 pm - 10:58 pmIDA-SGU
25h 23m1 stop
United Airlines Logo
12:07 pm - 9:47 amSGU-IDA
45h 40m2 stops
$615United Airlines
Find Deal
Sun, Nov 30 - Mon, Dec 8

United Airlines flights from Idaho Falls to Saint George

Our best United Airlines deals on Idaho Falls to Saint George flight tickets
United Airlines
Sep 3
IDA5:00 amIdaho Falls Fanning Field
4h 56m
1 stop
SGU9:56 amSaint George
Sep 7
SGU5:18 amSaint George
4h 29m
1 stop
IDA9:47 amIdaho Falls Fanning Field
$228
Find similar
United Airlines
Sep 2
IDA5:00 amIdaho Falls Fanning Field
4h 56m
1 stop
SGU9:56 amSaint George
Sep 6
SGU1:48 pmSaint George
7h 06m
1 stop
IDA8:54 pmIdaho Falls Fanning Field
$288
Find similar
United Airlines
Aug 30
IDA4:00 pmIdaho Falls Fanning Field
6h 54m
1 stop
SGU10:54 pmSaint George
Sep 4
SGU5:33 pmSaint George
5h 15m
1 stop
IDA10:48 pmIdaho Falls Fanning Field
$303
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls 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 August 19, 2025.
Use the filters below to find and compare flights from Idaho Falls 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

Wed 9/3

5:00 am-9:56 am

1 stop4h 56m

Saint George

Sun 9/7

5:18 am-9:47 am

1 stop4h 29m

$228

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Tue 9/2

5:00 am-9:56 am

1 stop4h 56m

Saint George

Sat 9/6

1:48 pm-8:54 pm

1 stop7h 06m

$288

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Sat 8/30

4:00 pm-10:54 pm

1 stop6h 54m

Saint George

Thu 9/4

5:33 pm-10:48 pm

1 stop5h 15m

$303

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Fri 10/24

5:00 am-9:56 am

1 stop4h 56m

Saint George

Mon 10/27

5:30 pm-10:52 pm

1 stop5h 22m

$419

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Sun 11/30

9:35 pm-1:07 pm

1 stop15h 32m

Saint George

Mon 12/8

5:00 am-9:47 am

1 stop4h 47m

$453

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Fri 8/29

5:56 pm-10:54 pm

1 stop4h 58m

Saint George

Fri 9/5

5:33 pm-10:48 pm

1 stop5h 15m

$472

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Fri 10/24

5:00 am-9:56 am

1 stop4h 56m

Saint George

Mon 10/27

11:30 am-9:48 am

2 stops46h 18m

$532

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Tue 9/2

5:00 am-9:56 am

1 stop4h 56m

Saint George

Sat 9/6

11:25 am-1:30 pm

2 stops26h 05m

$537

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Sat 8/30

2:35 pm-4:21 pm

2 stops25h 46m

Saint George

Thu 9/4

5:33 pm-10:48 pm

1 stop5h 15m

$554

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Sun 11/30

9:35 pm-10:58 pm

1 stop25h 23m

Saint George

Mon 12/8

12:07 pm-9:47 am

2 stops45h 40m

$615

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Idaho Falls 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 day to depart on your flight to Saint George?

The cheapest day to depart on your flight to Saint George is on a Tuesday when prices can be found for as low as $303. 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 Monday as prices are generally higher than usual. According to our data, the average ticket price to Saint George on Monday is $662.

When to book flights from Idaho Falls to Saint George

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to Saint George according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Idaho Falls to Saint George (IDA to SGU) flight deals and tips

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

Best Price Found

$141

Fastest flight time

3h 20m

Direct flights

None

Airports in Saint George

1 airport
The best one-way flight to Saint George from Idaho Falls in the past 72 hours is $141. The best round-trip flight deal from Idaho Falls to Saint George found on momondo in the last 72 hours is $228.
The fastest flight from Idaho Falls to Saint George takes 3h 20m
There are no direct flights from Idaho Falls to Saint George. Popular non-direct route for this connection is Idaho Falls Fanning Field Airport - Saint George Airport.
There is 1 airport near Saint George: Saint George (SGU)
Search flight deals

  • How far is Idaho Falls Fanning Field to Saint George by plane?

    Idaho Falls Fanning Field and Saint George are 447.0 mi apart from one another. 4h 56m is a normal flight duration for this route.

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

    Prices for flights from Idaho Falls Fanning Field Airport to Saint George Airport are updated daily.

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

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

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

    The necessary travel and health documents for your Saint George 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 Idaho Falls to Saint George?

Best airlines flying from Idaho Falls to Saint George

Compare and see reviews for airlines that fly from Idaho Falls to Saint George with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $218Free CancellationRating
7.9
7,981 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 Falls to Saint George?

It is quick and easy to find Idaho Falls to Saint George 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 Saint George that suits you.

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

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

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

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

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

Of course. momondo tracks the price of Idaho Falls to Saint George flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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