Cheap flights from Ontario to Idaho Falls from $232

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1 stop
Mon, Aug 18
Ontario ONTIdaho Falls IDA

$232
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1 stop
Mon, Aug 18
Ontario ONTIdaho Falls IDA

$285
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1 stop
Fri, Aug 15
Ontario ONTIdaho Falls IDA

$289
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1 stop
Fri, Aug 15
Ontario ONTIdaho Falls IDA

$336
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1 stop
Fri, Aug 15
Ontario ONTIdaho Falls IDA

$346
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1 stop
Mon, Aug 18
Ontario ONTIdaho Falls IDA

$361
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1 stop
Wed, Aug 20 – Fri, Aug 22
Ontario ONTIdaho Falls IDA

$402
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1 stop
Mon, Aug 18 – Wed, Aug 20
Ontario ONTIdaho Falls IDA

$417
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1 stop
Mon, Aug 18 – Wed, Aug 20
Ontario ONTIdaho Falls IDA

$417
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1 stop
Mon, Aug 18 – Wed, Aug 20
Ontario ONTIdaho Falls IDA

$417
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1 stop
Sat, Aug 16 – Wed, Aug 20
Ontario ONTIdaho Falls IDA

$429
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1 stop
Sat, Aug 16 – Tue, Aug 19
Ontario ONTIdaho Falls IDA

$456
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How much do flights to Idaho Falls cost?

Key info about flying to Idaho Falls

Depart from
Ontario International
Arrive to
Idaho Falls Regional
Average flights per week
55
Flight distance
Worth visiting
Yellowstone National Park - The Rocky Mountains

Check-in for a flight from Ontario to Idaho Falls

NameCarrier codeIATA CodePassport needed during booking
Alaska AirlinesASAASNo
Hawaiian AirlinesHALHANo
United AirlinesUALUANo

Weather in Idaho Falls

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-2°C-10°C
February0°C-8°C
March6°C-3°C
April12°C0°C
May18°C4°C
June24°C9°C
July31°C13°C
August29°C13°C
September24°C9°C
October14°C2°C
November5°C-3°C
December-1°C-8°C
Hottest Month
31°C
July
Coldest month
-10°C
January
Sunny days
276
days per year
Snow days
20
days per year

14 day forecast

Friday
25 Jul
34°C8°C
1 Aug
32°C11°C
Saturday
26 Jul
34°C5°C
2 Aug
32°C10°C
Sunday
27 Jul
33°C6°C
3 Aug
34°C12°C
Monday
28 Jul
35°C6°C
4 Aug
39°C15°C
Tuesday
29 Jul
36°C12°C
5 Aug
38°C16°C
Wednesday
30 Jul
35°C12°C
6 Aug
38°C15°C
Thursday
31 Jul
30°C15°C
7 Aug
38°C16°C
The most popular airlines for this route are Alaska Airlines, Hawaiian Airlines, and United Airlines. Ontario and Idaho Falls have 55 direct flights per week. When you arrive at Idaho Falls, consider visiting Yellowstone National Park, and The Rocky Mountains.

Frequently asked questions

What are the most popular routes to and from Ontario?
What are the most popular routes to and from Idaho Falls?
What airports are near Ontario?
What airports are near Idaho Falls?
Which airlines fly between Ontario and Idaho Falls?
When’s the best time to travel between Ontario and Idaho Falls?
What flights operate between Ontario and Idaho Falls?
How many airports are there near Ontario?
How many airports are there near Idaho Falls?
What time do nonstop (direct) flights between Ontario and Idaho Falls depart?
What time do nonstop (direct) flights between Ontario and Idaho Falls arrive?
What time do flights between Ontario and Idaho Falls depart?
What time do flights between Ontario and Idaho Falls arrive?

Explore alternative trips

Flights from Ontario

Flights to Idaho Falls

Popular routes

The nearest countries with flights to Idaho Falls

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Other destination countries from Ontario

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