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Cheap flights from San Diego to Idaho Falls from $108

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 Diego to Idaho Falls departing on 4/12. 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

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Find the cheapest flights from San Diego to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:59 pm - 4:08 pm
SAN
-
IDA
17h 09m
1 stop
Multiple Airlines Logo
10:56 pm - 6:37 pm
IDA
-
SAN
20h 41m
1 stop
$229Multiple Airlines
Thu, Jun 4 - Fri, Jun 12
Alaska Airlines Logo
7:15 am - 3:29 pm
SAN
-
IDA
7h 14m
1 stop
Alaska Airlines Logo
6:00 am - 12:04 pm
IDA
-
SAN
7h 04m
1 stop
$231Alaska Airlines
Tue, Apr 28 - Sat, May 2
Alaska Airlines Logo
7:15 am - 3:29 pm
SAN
-
IDA
7h 14m
1 stop
Alaska Airlines Logo
6:00 am - 12:04 pm
IDA
-
SAN
7h 04m
1 stop
$245Alaska Airlines
Tue, Apr 28 - Sat, May 2
Multiple Airlines Logo
9:59 pm - 4:08 pm
SAN
-
IDA
17h 09m
1 stop
Multiple Airlines Logo
10:56 pm - 6:37 pm
IDA
-
SAN
20h 41m
1 stop
$246Multiple Airlines
Sun, Jun 7 - Fri, Jun 12
Alaska Airlines Logo
7:00 am - 1:17 pm
SAN
-
IDA
5h 17m
1 stop
Alaska Airlines Logo
4:14 pm - 8:21 pm
IDA
-
SAN
5h 07m
1 stop
$276Alaska Airlines
Wed, Jun 3 - Wed, Jun 10
Alaska Airlines Logo
7:15 am - 3:29 pm
SAN
-
IDA
7h 14m
1 stop
Alaska Airlines Logo
6:00 am - 7:20 pm
IDA
-
SAN
14h 20m
2 stops
$289Alaska Airlines
Tue, Apr 28 - Sat, May 2
Alaska Airlines Logo
12:28 pm - 10:53 pm
SAN
-
IDA
9h 25m
1 stop
Alaska Airlines Logo
4:14 pm - 8:21 pm
IDA
-
SAN
5h 07m
1 stop
$296Alaska Airlines
Wed, Jun 3 - Wed, Jun 10
Alaska Airlines Logo
7:15 am - 3:29 pm
SAN
-
IDA
7h 14m
1 stop
Alaska Airlines Logo
6:00 am - 4:01 pm
IDA
-
SAN
11h 01m
2 stops
$299Alaska Airlines
Tue, Apr 28 - Sat, May 2
Multiple Airlines Logo
9:59 pm - 4:08 pm
SAN
-
IDA
17h 09m
1 stop
Multiple Airlines Logo
10:56 pm - 9:05 pm
IDA
-
SAN
23h 09m
2 stops
$305Multiple Airlines
Thu, Jun 4 - Fri, Jun 12
Multiple Airlines Logo
9:59 pm - 3:14 pm
SAN
-
IDA
16h 15m
1 stop
Multiple Airlines Logo
10:13 pm - 1:13 pm
IDA
-
SAN
16h 00m
1 stop
$309Multiple Airlines
Thu, Mar 26 - Mon, Mar 30

Alaska Airlines flights from San Diego to Idaho Falls

Our best Alaska Airlines deals on San Diego to Idaho Falls flight tickets
Alaska Airlines
Apr 28
SAN7:15 amSan Diego
7h 14m
1 stop
IDA3:29 pmIdaho Falls Fanning Field
May 2
IDA6:00 amIdaho Falls Fanning Field
7h 04m
1 stop
SAN12:04 pmSan Diego
$231
Alaska Airlines
Apr 28
SAN7:15 amSan Diego
7h 14m
1 stop
IDA3:29 pmIdaho Falls Fanning Field
May 2
IDA6:00 amIdaho Falls Fanning Field
7h 04m
1 stop
SAN12:04 pmSan Diego
$245
Alaska Airlines
Jun 3
SAN7:00 amSan Diego
5h 17m
1 stop
IDA1:17 pmIdaho Falls Fanning Field
Jun 10
IDA4:14 pmIdaho Falls Fanning Field
5h 07m
1 stop
SAN8:21 pmSan Diego
$276

United Airlines flights from San Diego to Idaho Falls

Our best United Airlines deals on San Diego to Idaho Falls flight tickets
United Airlines
May 29
SAN6:35 amSan Diego
7h 59m
1 stop
IDA3:34 pmIdaho Falls Fanning Field
May 31
IDA4:10 pmIdaho Falls Fanning Field
7h 15m
1 stop
SAN10:25 pmSan Diego
$375
United Airlines
Apr 13
SAN6:32 amSan Diego
8h 07m
1 stop
IDA3:39 pmIdaho Falls Fanning Field
Apr 14
IDA5:20 pmIdaho Falls Fanning Field
5h 10m
1 stop
SAN9:30 pmSan Diego
$400

momondo Fare Finder

 
Customize your flight search to find flights from San Diego 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 11, 2026.
Use the filters below to find and compare flights from San Diego to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Thu 6/4

9:59 pm-4:08 pm

1 stop17h 09m

Idaho Falls Fanning Field

Fri 6/12

10:56 pm-6:37 pm

1 stop20h 41m

$229

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Tue 4/28

7:15 am-3:29 pm

1 stop7h 14m

Idaho Falls Fanning Field

Sat 5/2

6:00 am-12:04 pm

1 stop7h 04m

$231

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Tue 4/28

7:15 am-3:29 pm

1 stop7h 14m

Idaho Falls Fanning Field

Sat 5/2

6:00 am-12:04 pm

1 stop7h 04m

$245

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Sun 6/7

9:59 pm-4:08 pm

1 stop17h 09m

Idaho Falls Fanning Field

Fri 6/12

10:56 pm-6:37 pm

1 stop20h 41m

$246
Quickest round-trip

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Wed 6/3

7:00 am-1:17 pm

1 stop5h 17m

Idaho Falls Fanning Field

Wed 6/10

4:14 pm-8:21 pm

1 stop5h 07m

$276

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Tue 4/28

7:15 am-3:29 pm

1 stop7h 14m

Idaho Falls Fanning Field

Sat 5/2

6:00 am-7:20 pm

2 stops14h 20m

$289

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Wed 6/3

12:28 pm-10:53 pm

1 stop9h 25m

Idaho Falls Fanning Field

Wed 6/10

4:14 pm-8:21 pm

1 stop5h 07m

$296

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Tue 4/28

7:15 am-3:29 pm

1 stop7h 14m

Idaho Falls Fanning Field

Sat 5/2

6:00 am-4:01 pm

2 stops11h 01m

$299

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Thu 6/4

9:59 pm-4:08 pm

1 stop17h 09m

Idaho Falls Fanning Field

Fri 6/12

10:56 pm-9:05 pm

2 stops23h 09m

$305

San DiegoIdaho Falls

SAN - IDA

SANIDA

San Diego

Thu 3/26

9:59 pm-3:14 pm

1 stop16h 15m

Idaho Falls Fanning Field

Mon 3/30

10:13 pm-1:13 pm

1 stop16h 00m

$309

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 Diego 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 Diego 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 May, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $325.

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

When to book flights from San Diego to Idaho Falls

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

Cheap San Diego to Idaho Falls (SAN to IDA) flight deals and tips

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

Fastest flight time

5h 50m

Direct flights

None
The fastest flight from San Diego to Idaho Falls takes 5h 50m
There are no direct flights from San Diego to Idaho Falls. There are no popular flight routes from San Diego to Idaho Falls.
Search flight deals

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

    A flight from San Diego to Idaho Falls Fanning Field will travel around 792.4 mi. Flights usually cover this in 5h 50m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from San Diego Airport to Idaho Falls Fanning Field Airport were last updated today.

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

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

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

    The required travel and health documents for your Idaho Falls Fanning Field Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from San Diego to Idaho Falls

Compare and see reviews for airlines that fly from San Diego to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $233Free CancellationRating
7.9
8,278 reviews
Search Delta flights
Alaska AirlinesPriceFrom $264Free CancellationRating
8.0
12,025 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $284Free CancellationRating
7.4
9,413 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 Diego to Idaho Falls?

It is quick and easy to find San Diego 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 Diego to Idaho Falls with flexible booking policies on momondo?

Yes. All flights to Idaho Falls from San Diego on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Diego to Idaho Falls.

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

Of course. momondo tracks the price of San Diego to Idaho Falls 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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