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Cheap flights from San Francisco to Idaho Falls from $123

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Idaho Falls departing on 6/21. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:34 am - 4:08 pm
SFO
-
IDA
29h 34m
2 stops
Multiple Airlines Logo
10:56 pm - 10:28 am
IDA
-
SFO
12h 32m
1 stop
$251Multiple Airlines
Thu, Jun 4 - Mon, Jun 8
Multiple Airlines Logo
8:38 am - 9:31 pm
SFO
-
IDA
11h 53m
1 stop
Multiple Airlines Logo
10:21 pm - 8:30 am
IDA
-
SFO
11h 09m
1 stop
$259Multiple Airlines
Mon, May 4 - Fri, May 8
Multiple Airlines Logo
10:58 pm - 4:08 pm
SFO
-
IDA
16h 10m
1 stop
Multiple Airlines Logo
10:56 pm - 8:51 am
IDA
-
SFO
10h 55m
1 stop
$263Multiple Airlines
Sun, Jun 14 - Fri, Jun 19
Multiple Airlines Logo
9:34 am - 10:50 am
SFO
-
IDA
24h 16m
2 stops
Multiple Airlines Logo
4:43 pm - 10:30 am
IDA
-
SFO
18h 47m
1 stop
$287Multiple Airlines
Thu, May 28 - Mon, Jun 1
Multiple Airlines Logo
3:33 pm - 4:08 pm
SFO
-
IDA
23h 35m
1 stop
Multiple Airlines Logo
10:56 pm - 10:28 am
IDA
-
SFO
12h 32m
1 stop
$291Multiple Airlines
Thu, Jun 4 - Mon, Jun 8
Multiple Airlines Logo
8:38 am - 9:31 pm
SFO
-
IDA
11h 53m
1 stop
Multiple Airlines Logo
10:21 pm - 6:02 pm
IDA
-
SFO
20h 41m
2 stops
$296Multiple Airlines
Mon, May 4 - Fri, May 8
Multiple Airlines Logo
8:44 pm - 10:50 am
SFO
-
IDA
13h 06m
1 stop
Multiple Airlines Logo
4:43 pm - 10:30 am
IDA
-
SFO
18h 47m
1 stop
$297Multiple Airlines
Thu, May 28 - Mon, Jun 1
Multiple Airlines Logo
9:18 am - 3:27 pm
SFO
-
IDA
29h 09m
2 stops
Multiple Airlines Logo
10:21 pm - 2:41 pm
IDA
-
SFO
17h 20m
1 stop
$299Multiple Airlines
Thu, Apr 30 - Mon, May 4
Delta Logo
5:40 am - 10:47 am
SFO
-
IDA
4h 07m
1 stop
Delta Logo
6:54 pm - 12:27 am
IDA
-
SFO
6h 33m
1 stop
$301Delta
Thu, May 28 - Wed, Jun 3
Multiple Airlines Logo
1:47 pm - 3:27 pm
SFO
-
IDA
24h 40m
1 stop
Multiple Airlines Logo
10:21 pm - 10:41 am
IDA
-
SFO
13h 20m
1 stop
$317Multiple Airlines
Thu, Apr 30 - Mon, May 4

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Delta flights from San Francisco to Idaho Falls

Our best Delta deals on San Francisco to Idaho Falls flight tickets
Delta
May 28
SFO5:40 amSan Francisco
4h 07m
1 stop
IDA10:47 amIdaho Falls Fanning Field
Jun 3
IDA6:54 pmIdaho Falls Fanning Field
6h 33m
1 stop
SFO12:27 amSan Francisco
$301
Delta
May 7
SFO5:40 amSan Francisco
4h 07m
1 stop
IDA10:47 amIdaho Falls Fanning Field
May 10
IDA6:00 amIdaho Falls Fanning Field
3h 53m
1 stop
SFO8:53 amSan Francisco
$335
Delta
May 30
SFO5:55 pmSan Francisco
3h 47m
1 stop
IDA10:42 pmIdaho Falls Fanning Field
Jun 6
IDA6:54 pmIdaho Falls Fanning Field
4h 33m
1 stop
SFO10:27 pmSan Francisco
$349

Alaska Airlines flights from San Francisco to Idaho Falls

Our best Alaska Airlines deals on San Francisco to Idaho Falls flight tickets
Alaska Airlines
May 30
SFO7:40 amSan Francisco
4h 37m
1 stop
IDA1:17 pmIdaho Falls Fanning Field
Jun 3
IDA4:03 pmIdaho Falls Fanning Field
4h 53m
1 stop
SFO7:56 pmSan Francisco
$325
Alaska Airlines
May 28
SFO7:40 amSan Francisco
4h 37m
1 stop
IDA1:17 pmIdaho Falls Fanning Field
Jun 3
IDA4:03 pmIdaho Falls Fanning Field
7h 40m
2 stops
SFO10:43 pmSan Francisco
$337
Alaska Airlines
May 30
SFO7:40 amSan Francisco
14h 13m
2 stops
IDA10:53 pmIdaho Falls Fanning Field
Jun 3
IDA4:03 pmIdaho Falls Fanning Field
4h 53m
1 stop
SFO7:56 pmSan Francisco
$347

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco 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 April 17, 2026.
Use the filters below to find and compare flights from San Francisco to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 6/4

9:34 am-4:08 pm

2 stops29h 34m

Idaho Falls Fanning Field

Mon 6/8

10:56 pm-10:28 am

1 stop12h 32m

$251

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Mon 5/4

8:38 am-9:31 pm

1 stop11h 53m

Idaho Falls Fanning Field

Fri 5/8

10:21 pm-8:30 am

1 stop11h 09m

$259

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Sun 6/14

10:58 pm-4:08 pm

1 stop16h 10m

Idaho Falls Fanning Field

Fri 6/19

10:56 pm-8:51 am

1 stop10h 55m

$263

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 5/28

9:34 am-10:50 am

2 stops24h 16m

Idaho Falls Fanning Field

Mon 6/1

4:43 pm-10:30 am

1 stop18h 47m

$287

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 6/4

3:33 pm-4:08 pm

1 stop23h 35m

Idaho Falls Fanning Field

Mon 6/8

10:56 pm-10:28 am

1 stop12h 32m

$291

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Mon 5/4

8:38 am-9:31 pm

1 stop11h 53m

Idaho Falls Fanning Field

Fri 5/8

10:21 pm-6:02 pm

2 stops20h 41m

$296

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 5/28

8:44 pm-10:50 am

1 stop13h 06m

Idaho Falls Fanning Field

Mon 6/1

4:43 pm-10:30 am

1 stop18h 47m

$297

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 4/30

9:18 am-3:27 pm

2 stops29h 09m

Idaho Falls Fanning Field

Mon 5/4

10:21 pm-2:41 pm

1 stop17h 20m

$299
Quickest round-trip

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 5/28

5:40 am-10:47 am

1 stop4h 07m

Idaho Falls Fanning Field

Wed 6/3

6:54 pm-12:27 am

1 stop6h 33m

$301

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 4/30

1:47 pm-3:27 pm

1 stop24h 40m

Idaho Falls Fanning Field

Mon 5/4

10:21 pm-10:41 am

1 stop13h 20m

$317

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 Idaho Falls from

How to get the cheapest flight ticket from San Francisco 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 typical price of a round-trip flight between San Francisco and Idaho Falls?

What is the cheapest month to fly to Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of January, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $313.

When to book flights from San Francisco to Idaho Falls

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

Cheap San Francisco to Idaho Falls (SFO to IDA) flight deals and tips

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

Fastest flight time

4h 07m

Direct flights

None
The fastest flight from San Francisco to Idaho Falls takes 4h 07m
There are no direct flights from San Francisco to Idaho Falls. There are no popular flight routes from San Francisco to Idaho Falls.
Search flight deals

Frequently asked questions about flying from San Francisco to Idaho Falls

  • How far is San Francisco to Idaho Falls Fanning Field by plane?

    The distance between San Francisco and Idaho Falls Fanning Field is about 669.5 mi. 4h 07m is a normal flight duration for this route.

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

    Prices for flights from San Francisco Airport to Idaho Falls Fanning Field Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from San Francisco Airport to Idaho Falls Fanning Field 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 San Francisco 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 required for your trip to Idaho Falls Fanning Field 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 Idaho Falls Fanning Field Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from San Francisco to Idaho Falls?

Best airlines flying from San Francisco to Idaho Falls

Compare and see reviews for airlines that fly from San Francisco to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $238Free CancellationRating
7.9
12,253 reviews
Search Alaska Airlines flights
DeltaPriceFrom $244Free CancellationRating
7.9
8,406 reviews
Search Delta flights
United AirlinesPriceFrom $309Free CancellationRating
7.4
9,603 reviews
Search United Airlines flights

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 San Francisco to Idaho Falls?

It is quick and easy to find San Francisco to Idaho Falls 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 Idaho Falls that suits you.

Can I find flights from San Francisco to Idaho Falls with flexible booking policies on momondo?

momondo does allow users to show only those flights to Idaho Falls from San Francisco which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Francisco to Idaho Falls?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Idaho Falls from San Francisco.

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

Yes momondo offers price alerts on flights to Idaho Falls from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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