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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 5/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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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
2:01 pm - 3:27 pm
SFO
-
IDA
24h 26m
1 stop
Multiple Airlines Logo
10:21 pm - 4:52 pm
IDA
-
SFO
19h 31m
1 stop
$220Multiple Airlines
Thu, May 7 - Mon, May 11
Multiple Airlines Logo
10:24 pm - 4:08 pm
SFO
-
IDA
16h 44m
1 stop
Multiple Airlines Logo
10:56 pm - 1:29 pm
IDA
-
SFO
15h 33m
1 stop
$222Multiple Airlines
Thu, Jun 4 - Mon, Jun 8
Delta Logo
5:40 am - 12:27 pm
SFO
-
IDA
5h 47m
1 stop
Delta Logo
6:55 pm - 11:59 pm
IDA
-
SFO
6h 04m
1 stop
$261Delta
Tue, Mar 24 - Wed, Mar 25
Delta Logo
5:40 am - 12:27 pm
SFO
-
IDA
5h 47m
1 stop
Delta Logo
5:45 am - 8:56 am
IDA
-
SFO
4h 11m
1 stop
$281Delta
Tue, Mar 24 - Sat, Mar 28
Alaska Airlines Logo
9:59 am - 4:19 pm
SFO
-
IDA
5h 20m
1 stop
Alaska Airlines Logo
4:59 pm - 10:27 pm
IDA
-
SFO
6h 28m
1 stop
$291Alaska Airlines
Tue, Apr 14 - Wed, Apr 15
Delta Logo
5:40 am - 12:27 pm
SFO
-
IDA
5h 47m
1 stop
Delta Logo
6:55 pm - 11:59 pm
IDA
-
SFO
6h 04m
1 stop
$306Delta
Tue, Mar 24 - Tue, Mar 24
Delta Logo
5:40 am - 12:27 pm
SFO
-
IDA
5h 47m
1 stop
Delta Logo
6:55 pm - 11:59 pm
IDA
-
SFO
6h 04m
1 stop
$311Delta
Tue, Mar 24 - Fri, Mar 27
Alaska Airlines Logo
7:00 am - 3:29 pm
SFO
-
IDA
7h 29m
1 stop
Alaska Airlines Logo
4:06 pm - 10:28 pm
IDA
-
SFO
7h 22m
1 stop
$321Alaska Airlines
Thu, May 7 - Tue, May 12
Delta Logo
5:40 am - 12:27 pm
SFO
-
IDA
5h 47m
1 stop
Delta Logo
6:55 pm - 4:04 pm
IDA
-
SFO
22h 09m
2 stops
$322Delta
Tue, Mar 24 - Tue, Mar 31
Delta Logo
6:00 am - 10:39 am
SFO
-
IDA
3h 39m
1 stop
Delta Logo
11:20 am - 4:23 pm
IDA
-
SFO
6h 03m
1 stop
$325Delta
Wed, Aug 19 - Sat, Aug 22

Delta flights from San Francisco to Idaho Falls

Our best Delta deals on San Francisco to Idaho Falls flight tickets
Delta
Mar 24
SFO5:40 amSan Francisco
5h 47m
1 stop
IDA12:27 pmIdaho Falls Fanning Field
Mar 25
IDA6:55 pmIdaho Falls Fanning Field
6h 04m
1 stop
SFO11:59 pmSan Francisco
$261
Delta
Mar 24
SFO5:40 amSan Francisco
5h 47m
1 stop
IDA12:27 pmIdaho Falls Fanning Field
Mar 28
IDA5:45 amIdaho Falls Fanning Field
4h 11m
1 stop
SFO8:56 amSan Francisco
$281
Delta
Mar 24
SFO5:40 amSan Francisco
5h 47m
1 stop
IDA12:27 pmIdaho Falls Fanning Field
Mar 24
IDA6:55 pmIdaho Falls Fanning Field
6h 04m
1 stop
SFO11:59 pmSan Francisco
$306

Alaska Airlines flights from San Francisco to Idaho Falls

Our best Alaska Airlines deals on San Francisco to Idaho Falls flight tickets
Alaska Airlines
Apr 14
SFO9:59 amSan Francisco
5h 20m
1 stop
IDA4:19 pmIdaho Falls Fanning Field
Apr 15
IDA4:59 pmIdaho Falls Fanning Field
6h 28m
1 stop
SFO10:27 pmSan Francisco
$291
Alaska Airlines
May 7
SFO7:00 amSan Francisco
7h 29m
1 stop
IDA3:29 pmIdaho Falls Fanning Field
May 12
IDA4:06 pmIdaho Falls Fanning Field
7h 22m
1 stop
SFO10:28 pmSan Francisco
$321
Alaska Airlines
May 2
SFO2:00 pmSan Francisco
7h 40m
1 stop
IDA10:40 pmIdaho Falls Fanning Field
May 5
IDA6:00 amIdaho Falls Fanning Field
5h 56m
1 stop
SFO10:56 amSan Francisco
$326

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 March 4, 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

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 5/7

2:01 pm-3:27 pm

1 stop24h 26m

Idaho Falls Fanning Field

Mon 5/11

10:21 pm-4:52 pm

1 stop19h 31m

$220

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 6/4

10:24 pm-4:08 pm

1 stop16h 44m

Idaho Falls Fanning Field

Mon 6/8

10:56 pm-1:29 pm

1 stop15h 33m

$222

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Tue 3/24

5:40 am-12:27 pm

1 stop5h 47m

Idaho Falls Fanning Field

Wed 3/25

6:55 pm-11:59 pm

1 stop6h 04m

$261

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Tue 3/24

5:40 am-12:27 pm

1 stop5h 47m

Idaho Falls Fanning Field

Sat 3/28

5:45 am-8:56 am

1 stop4h 11m

$281

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Tue 4/14

9:59 am-4:19 pm

1 stop5h 20m

Idaho Falls Fanning Field

Wed 4/15

4:59 pm-10:27 pm

1 stop6h 28m

$291

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Tue 3/24

5:40 am-12:27 pm

1 stop5h 47m

Idaho Falls Fanning Field

Tue 3/24

6:55 pm-11:59 pm

1 stop6h 04m

$306

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Tue 3/24

5:40 am-12:27 pm

1 stop5h 47m

Idaho Falls Fanning Field

Fri 3/27

6:55 pm-11:59 pm

1 stop6h 04m

$311

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Thu 5/7

7:00 am-3:29 pm

1 stop7h 29m

Idaho Falls Fanning Field

Tue 5/12

4:06 pm-10:28 pm

1 stop7h 22m

$321

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Tue 3/24

5:40 am-12:27 pm

1 stop5h 47m

Idaho Falls Fanning Field

Tue 3/31

6:55 pm-4:04 pm

2 stops22h 09m

$322

San FranciscoIdaho Falls

SFO - IDA

SFOIDA

San Francisco

Wed 8/19

6:00 am-10:39 am

1 stop3h 39m

Idaho Falls Fanning Field

Sat 8/22

11:20 am-4:23 pm

1 stop6h 03m

$325

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 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.

How have San Francisco to Idaho Falls flight prices changed over time?

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 39m

Direct flights

None
The fastest flight from San Francisco to Idaho Falls takes 3h 39m
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

  • 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 39m 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
DeltaPriceFrom $235Free CancellationRating
7.9
8,249 reviews
Search Delta flights
Alaska AirlinesPriceFrom $238Free CancellationRating
8.0
11,985 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $309Free CancellationRating
7.4
9,388 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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