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Cheap flights from Saint George to Idaho Falls from $257

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Saint George to Idaho Falls departing on 5/29. 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 Saint George to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:26 am - 5:19 pm
SGU
-
IDA
6h 53m
1 stop
United Airlines Logo
5:54 pm - 10:19 am
IDA
-
SGU
16h 25m
1 stop
$467United Airlines
Sat, Jun 6 - Sat, Jun 13
United Airlines Logo
5:05 am - 9:50 am
SGU
-
IDA
4h 45m
1 stop
United Airlines Logo
10:35 am - 6:13 pm
IDA
-
SGU
7h 38m
1 stop
$534United Airlines
Tue, May 26 - Sat, May 30
United Airlines Logo
5:05 am - 9:50 am
SGU
-
IDA
4h 45m
1 stop
United Airlines Logo
7:00 am - 1:13 pm
IDA
-
SGU
6h 13m
1 stop
$553United Airlines
Sun, Jun 7 - Sun, Jun 14
United Airlines Logo
5:05 am - 9:50 am
SGU
-
IDA
4h 45m
1 stop
United Airlines Logo
10:35 am - 6:13 pm
IDA
-
SGU
7h 38m
1 stop
$569United Airlines
Sat, May 23 - Wed, May 27
Delta Logo
5:50 am - 10:47 am
SGU
-
IDA
4h 57m
1 stop
Delta Logo
6:54 pm - 9:51 pm
IDA
-
SGU
2h 57m
1 stop
$574Delta
Fri, May 29 - Sun, May 31
United Airlines Logo
10:26 am - 5:19 pm
SGU
-
IDA
6h 53m
1 stop
United Airlines Logo
10:35 am - 4:03 pm
IDA
-
SGU
29h 28m
2 stops
$594United Airlines
Sat, Jun 6 - Sat, Jun 13
United Airlines Logo
5:05 am - 9:50 am
SGU
-
IDA
4h 45m
1 stop
United Airlines Logo
5:54 pm - 4:03 pm
IDA
-
SGU
22h 09m
2 stops
$634United Airlines
Sat, May 30 - Sat, May 30
Delta Logo
8:50 am - 2:34 pm
SGU
-
IDA
5h 44m
1 stop
Delta Logo
6:54 pm - 9:51 pm
IDA
-
SGU
2h 57m
1 stop
$656Delta
Sat, May 30 - Sat, May 30
United Airlines Logo
5:05 am - 9:50 am
SGU
-
IDA
4h 45m
1 stop
United Airlines Logo
5:54 pm - 10:19 am
IDA
-
SGU
16h 25m
1 stop
$685United Airlines
Sat, May 30 - Sat, May 30
United Airlines Logo
5:05 am - 9:50 am
SGU
-
IDA
4h 45m
1 stop
United Airlines Logo
4:10 pm - 4:03 pm
IDA
-
SGU
23h 53m
2 stops
$727United Airlines
Tue, May 26 - Sat, May 30

United Airlines flights from Saint George to Idaho Falls

Our best United Airlines deals on Saint George to Idaho Falls flight tickets
United Airlines
Jun 6
SGU10:26 amSaint George
6h 53m
1 stop
IDA5:19 pmIdaho Falls Fanning Field
Jun 13
IDA5:54 pmIdaho Falls Fanning Field
16h 25m
1 stop
SGU10:19 amSaint George
$467
United Airlines
May 26
SGU5:05 amSaint George
4h 45m
1 stop
IDA9:50 amIdaho Falls Fanning Field
May 30
IDA10:35 amIdaho Falls Fanning Field
7h 38m
1 stop
SGU6:13 pmSaint George
$534
United Airlines
Jun 7
SGU5:05 amSaint George
4h 45m
1 stop
IDA9:50 amIdaho Falls Fanning Field
Jun 14
IDA7:00 amIdaho Falls Fanning Field
6h 13m
1 stop
SGU1:13 pmSaint George
$553

Delta flights from Saint George to Idaho Falls

Our best Delta deals on Saint George to Idaho Falls flight tickets
Delta
May 29
SGU5:50 amSaint George
4h 57m
1 stop
IDA10:47 amIdaho Falls Fanning Field
May 31
IDA6:54 pmIdaho Falls Fanning Field
2h 57m
1 stop
SGU9:51 pmSaint George
$574
Delta
May 30
SGU8:50 amSaint George
5h 44m
1 stop
IDA2:34 pmIdaho Falls Fanning Field
May 30
IDA6:54 pmIdaho Falls Fanning Field
2h 57m
1 stop
SGU9:51 pmSaint George
$656
Delta
May 31
SGU5:50 amSaint George
4h 57m
1 stop
IDA10:47 amIdaho Falls Fanning Field
Jun 1
IDA11:30 amIdaho Falls Fanning Field
3h 10m
1 stop
SGU2:40 pmSaint George
$744

momondo Fare Finder

 
Customize your flight search to find flights from Saint George to Idaho Falls 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 12, 2026.
Use the filters below to find and compare flights from Saint George to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Sat 6/6

10:26 am-5:19 pm

1 stop6h 53m

Idaho Falls Fanning Field

Sat 6/13

5:54 pm-10:19 am

1 stop16h 25m

$467

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Tue 5/26

5:05 am-9:50 am

1 stop4h 45m

Idaho Falls Fanning Field

Sat 5/30

10:35 am-6:13 pm

1 stop7h 38m

$534

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Sun 6/7

5:05 am-9:50 am

1 stop4h 45m

Idaho Falls Fanning Field

Sun 6/14

7:00 am-1:13 pm

1 stop6h 13m

$553

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Sat 5/23

5:05 am-9:50 am

1 stop4h 45m

Idaho Falls Fanning Field

Wed 5/27

10:35 am-6:13 pm

1 stop7h 38m

$569
Quickest round-trip

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Fri 5/29

5:50 am-10:47 am

1 stop4h 57m

Idaho Falls Fanning Field

Sun 5/31

6:54 pm-9:51 pm

1 stop2h 57m

$574

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Sat 6/6

10:26 am-5:19 pm

1 stop6h 53m

Idaho Falls Fanning Field

Sat 6/13

10:35 am-4:03 pm

2 stops29h 28m

$594

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Sat 5/30

5:05 am-9:50 am

1 stop4h 45m

Idaho Falls Fanning Field

Sat 5/30

5:54 pm-4:03 pm

2 stops22h 09m

$634

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Sat 5/30

8:50 am-2:34 pm

1 stop5h 44m

Idaho Falls Fanning Field

Sat 5/30

6:54 pm-9:51 pm

1 stop2h 57m

$656

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Sat 5/30

5:05 am-9:50 am

1 stop4h 45m

Idaho Falls Fanning Field

Sat 5/30

5:54 pm-10:19 am

1 stop16h 25m

$685

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Tue 5/26

5:05 am-9:50 am

1 stop4h 45m

Idaho Falls Fanning Field

Sat 5/30

4:10 pm-4:03 pm

2 stops23h 53m

$727

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

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

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 airline that flies from Saint George to Idaho Falls Fanning Field?

United Airlines and Delta are the most popular carriers operating from Saint George to Idaho Falls Fanning Field

When to book flights from Saint George to Idaho Falls

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

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

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

Fastest flight time

4h 45m

Direct flights

None
The fastest flight from Saint George to Idaho Falls takes 4h 45m
There are no direct flights from Saint George to Idaho Falls. There are no popular flight routes from Saint George to Idaho Falls.
Search flight deals

Frequently asked questions about flying from Saint George to Idaho Falls

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

    The distance between Saint George and Idaho Falls Fanning Field is about 447.0 mi. A reasonable flight in good conditions will take 4h 45m.

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

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

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

    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 Saint George Airport to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The travel and health documents you'll need for your trip to Idaho Falls Fanning Field Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

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

Finding the right flight to Idaho Falls from Saint George is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho Falls quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Idaho Falls from Saint George with this policy.

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

Once all potential Saint George to Idaho Falls flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Idaho Falls from Saint George 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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