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Cheap flights from San Francisco to Idaho Falls from $104

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 8/6. 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
1 adult, Economy, 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
3:43 pm - 4:05 pm
SFO
-
IDA
23h 22m
1 stop
Multiple Airlines Logo
10:54 pm - 7:56 pm
IDA
-
SFO
22h 02m
1 stop
$203Multiple Airlines
Thu, Aug 13 - Mon, Aug 17
Multiple Airlines Logo
1:07 pm - 10:22 am
SFO
-
IDA
20h 15m
2 stops
Multiple Airlines Logo
8:33 pm - 10:25 am
IDA
-
SFO
14h 52m
1 stop
$210Multiple Airlines
Thu, Aug 27 - Mon, Aug 31
Multiple Airlines Logo
8:56 pm - 10:22 am
SFO
-
IDA
12h 26m
1 stop
Multiple Airlines Logo
8:33 pm - 10:25 am
IDA
-
SFO
14h 52m
1 stop
$217Multiple Airlines
Thu, Aug 27 - Mon, Aug 31
Multiple Airlines Logo
11:42 am - 11:50 am
SFO
-
IDA
23h 08m
1 stop
Multiple Airlines Logo
6:21 pm - 10:46 am
IDA
-
SFO
17h 25m
1 stop
$219Multiple Airlines
Thu, Sep 10 - Mon, Sep 14
Multiple Airlines Logo
9:05 pm - 4:05 pm
SFO
-
IDA
18h 00m
1 stop
Multiple Airlines Logo
10:54 pm - 9:32 pm
IDA
-
SFO
23h 38m
2 stops
$225Multiple Airlines
Thu, Aug 6 - Mon, Aug 10
Multiple Airlines Logo
3:43 pm - 4:05 pm
SFO
-
IDA
23h 22m
1 stop
Multiple Airlines Logo
10:54 pm - 8:40 pm
IDA
-
SFO
22h 46m
2 stops
$232Multiple Airlines
Thu, Aug 13 - Mon, Aug 17
Multiple Airlines Logo
9:05 pm - 4:05 pm
SFO
-
IDA
18h 00m
1 stop
Multiple Airlines Logo
10:54 pm - 9:12 pm
IDA
-
SFO
23h 18m
1 stop
$233Multiple Airlines
Thu, Aug 6 - Mon, Aug 10
Multiple Airlines Logo
9:05 pm - 4:05 pm
SFO
-
IDA
18h 00m
1 stop
Multiple Airlines Logo
10:54 pm - 9:32 pm
IDA
-
SFO
23h 38m
2 stops
$247Multiple Airlines
Thu, Aug 6 - Mon, Aug 10
Multiple Airlines Logo
9:05 pm - 4:05 pm
SFO
-
IDA
18h 00m
1 stop
Multiple Airlines Logo
10:54 pm - 9:12 pm
IDA
-
SFO
23h 18m
1 stop
$255Multiple Airlines
Thu, Aug 6 - Mon, Aug 10
Multiple Airlines Logo
9:05 pm - 4:05 pm
SFO
-
IDA
18h 00m
1 stop
Multiple Airlines Logo
5:33 pm - 7:56 pm
IDA
-
SFO
27h 23m
1 stop
$271Multiple Airlines
Sun, Aug 16 - Fri, Aug 21

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Alaska Airlines flights from San Francisco to Idaho Falls

Our best Alaska Airlines deals on San Francisco to Idaho Falls flight tickets
Alaska Airlines
Sep 10
SFO7:23 amSan Francisco
5h 01m
1 stop
IDA1:24 pmIdaho Falls Fanning Field
Sep 15
IDA6:18 amIdaho Falls Fanning Field
5h 41m
1 stop
SFO10:59 amSan Francisco
$311
Alaska Airlines
Sep 12
SFO7:23 amSan Francisco
5h 01m
1 stop
IDA1:24 pmIdaho Falls Fanning Field
Sep 15
IDA6:18 amIdaho Falls Fanning Field
7h 45m
1 stop
SFO1:03 pmSan Francisco
$327
Alaska Airlines
Sep 10
SFO7:23 amSan Francisco
5h 01m
1 stop
IDA1:24 pmIdaho Falls Fanning Field
Sep 15
IDA6:18 amIdaho Falls Fanning Field
7h 21m
2 stops
SFO12:39 pmSan Francisco
$332

Delta flights from San Francisco to Idaho Falls

Our best Delta deals on San Francisco to Idaho Falls flight tickets
Delta
Aug 6
SFO5:08 pmSan Francisco
4h 24m
1 stop
IDA10:32 pmIdaho Falls Fanning Field
Aug 11
IDA7:00 pmIdaho Falls Fanning Field
5h 57m
1 stop
SFO11:57 pmSan Francisco
$345
Delta
Aug 17
SFO5:50 amSan Francisco
4h 00m
1 stop
IDA10:50 amIdaho Falls Fanning Field
Aug 22
IDA6:00 amIdaho Falls Fanning Field
3h 50m
1 stop
SFO8:50 amSan Francisco
$351
Delta
Sep 11
SFO5:19 pmSan Francisco
4h 03m
1 stop
IDA10:22 pmIdaho Falls Fanning Field
Sep 16
IDA6:57 pmIdaho Falls Fanning Field
4h 18m
1 stop
SFO10:15 pmSan Francisco
$382

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 July 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 8/13

3:43 pm-4:05 pm

1 stop23h 22m

Idaho Falls Fanning Field

Mon 8/17

10:54 pm-7:56 pm

1 stop22h 02m

$203

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 8/27

1:07 pm-10:22 am

2 stops20h 15m

Idaho Falls Fanning Field

Mon 8/31

8:33 pm-10:25 am

1 stop14h 52m

$210
Quickest round-trip

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 8/27

8:56 pm-10:22 am

1 stop12h 26m

Idaho Falls Fanning Field

Mon 8/31

8:33 pm-10:25 am

1 stop14h 52m

$217

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 9/10

11:42 am-11:50 am

1 stop23h 08m

Idaho Falls Fanning Field

Mon 9/14

6:21 pm-10:46 am

1 stop17h 25m

$219

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 8/6

9:05 pm-4:05 pm

1 stop18h 00m

Idaho Falls Fanning Field

Mon 8/10

10:54 pm-9:32 pm

2 stops23h 38m

$225

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 8/13

3:43 pm-4:05 pm

1 stop23h 22m

Idaho Falls Fanning Field

Mon 8/17

10:54 pm-8:40 pm

2 stops22h 46m

$232

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 8/6

9:05 pm-4:05 pm

1 stop18h 00m

Idaho Falls Fanning Field

Mon 8/10

10:54 pm-9:12 pm

1 stop23h 18m

$233

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 8/6

9:05 pm-4:05 pm

1 stop18h 00m

Idaho Falls Fanning Field

Mon 8/10

10:54 pm-9:32 pm

2 stops23h 38m

$247

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 8/6

9:05 pm-4:05 pm

1 stop18h 00m

Idaho Falls Fanning Field

Mon 8/10

10:54 pm-9:12 pm

1 stop23h 18m

$255

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Sun 8/16

9:05 pm-4:05 pm

1 stop18h 00m

Idaho Falls Fanning Field

Fri 8/21

5:33 pm-7:56 pm

1 stop27h 23m

$271

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 April is also cheap. Prices for this month can be found on momondo for an average of $377.

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

3h 53m

Direct flights

None
The fastest flight from San Francisco to Idaho Falls takes 3h 53m
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. 3h 53m 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
12,671 reviews
Search Alaska Airlines flights
DeltaPriceFrom $277Free CancellationRating
7.8
8,476 reviews
Search Delta 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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