Cheap flights from Ontario to Boise (ONT - BOI)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Ontario to Boise Air Term. Gowen Fld are usually found in August or January, booked 32 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

How to find the cheapest flight from
Ontario (ONT) to Boise (BOI)

All the information you need to plan the best ONT to BOI flight in 2021: compare Ontario to Boise flight prices with the expected peak season, weather and rainfall in Boise.
ONT - BOI
Price
$177 - $304
BOI
Temperature
30.2 - 75.2 °F
BOI
Precipitation
0.2 - 1.6 inches

Popular in

December

High demand for flights, 23% potential price rise

Cheapest in

August

Best time to find cheap flights, 24% potential price drop

Round-trip from

$177

From Ontario to Boise Air Term. Gowen Fld

One-way from

$142

One-way flight from Ontario to Boise Air Term. Gowen Fld

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Ontario to Boise (ONT - BOI)?

It’s typically best to fly out from Ontario to Boise at noon. Doing so could potentially save you 39% on the flight price compared to flying in the evening, which is usually more expensive.

How far in advance should I book a flight from Ontario to Boise?

Travelers have found it’s best to book a flight 24 days in advance to save up to 64% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 24 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Ontario to Boise 1-2 weeks in advance for as low as $197, or $299 for flights within the next 24 hours.

What is the cheapest month to fly from Ontario to Boise?

Our data shows that August tends to be the cheapest month to fly to Boise from Ontario. Users have commonly found prices around $174 for the month, but tickets can be as low as $78. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest day to fly round-trip from Ontario to Boise?

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 38% when planning your travel around this day of the week.

Cheap flights from Ontario to Boise in October, November 2021

The best prices found for ONT to BOI flights for October, November
2 Nov - 9 Nov
$151pp
ONT
Ontario
United Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
United Airlines
 
1 STOP
ONT
Ontario
29 Oct - 2 Nov
$163pp
ONT
Ontario
United Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
United Airlines
 
1 STOP
ONT
Ontario
31 Oct - 6 Nov
$173pp
ONT
Ontario
Multiple Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
Delta
 
1 STOP
ONT
Ontario

Ontario to Boise 2021 flight deals

Cheap flights to Boise from Ontario found for this year
2 Nov - 9 Nov
$151pp
ONT
Ontario
United Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
United Airlines
 
1 STOP
ONT
Ontario
29 Oct - 2 Nov
$163pp
ONT
Ontario
United Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
United Airlines
 
1 STOP
ONT
Ontario
31 Oct - 6 Nov
$173pp
ONT
Ontario
Multiple Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
Delta
 
1 STOP
ONT
Ontario

Last minute flights from Ontario to Boise

Late deals on round-trip flights to Boise from Ontario, departing today and this week
28 Oct - 2 Nov
$188pp
ONT
Ontario
Multiple Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
United Airlines
 
1 STOP
ONT
Ontario
28 Oct - 2 Nov
$252pp
ONT
Ontario
United Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
United Airlines
 
1 STOP
ONT
Ontario
27 Oct - 28 Oct
$255pp
ONT
Ontario
Multiple Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
BOI
Boise Air Term. Gowen Fld
Alaska Airlines
 
1 STOP
ONT
Ontario

One-way flights to Air Term. Gowen Fld from Ontario

The cheapest one-way flights from Ontario to Boise
12:26 pm - 6:28 pm
Delta
1 Stop
5h 02m
ONT - BOI
Delta
$142
Delta
12:58 pm - 6:36 am
United Airlines
1 Stop
16h 38m
ONT - BOI
United Airlines
$193
United
7:40 pm - 6:11 am
American Airlines
1 Stop
9h 31m
ONT - BOI
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ontario</span> to <span class="emphasized">Boise</span> flights.

Flight FAQs

From Ontario to Boise

Which airlines flying from Ontario to Boise Air Term. Gowen Fld have flexible cancellations due to COVID-19?

Some of our airline partners flying from Ontario to Boise Air Term. Gowen Fld have new flexible policies in place due to COVID-19. United Airlines, Alaska Airlines, and Delta are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Can I find flights from Ontario to Boise for under $200 on Cheapflights?

Yes, there are multiple flights from Ontario to Boise for under $200. The cheapest flight booked recently is on United Airlines for just $151, but on average you can expect to pay $195.

Are there last-minute flights available from Ontario to Boise for under $200?

There are currently 17+ open flights from Ontario to Boise within the next 7 days for less than $200.

How popular is this Ontario to Boise flight route?

This flight path from Ontario to Boise Air Term. Gowen Fld was viewed by 34 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines flying from Ontario to Boise round-trip?

Currently priced at $151, United Airlines will fly you from Ontario to Boise and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Alaska Airlines for as low as $175. Users have found that United Airlines is 35% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Ontario to Boise one-way?

$76 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Alaska Airlines and United Airlines, with prices starting from $88 and $107, respectively.

What are the cheapest flights from Ontario to Boise?

Looking for the cheapest flight from Ontario to Boise? While on average our users pay $418, our data indicates the cheapest price to be $103. The most popular route (Ontario - Boise Air Term. Gowen Fld), is priced around $163.

What are the most popular airlines that fly from Ontario to Boise?

American Airlines, Alaska Airlines and Delta are the most popular airlines when flying from Ontario to Boise.

COVID Restrictions

View COVID Travel Restrictions for Boise, ID

Do I need a COVID test to fly to Boise from Ontario?

Information is based on travel restrictions for travel to Boise Air Term. Gowen Fld within the United States

Most visitors from Ontario need to provide a negative COVID-19 test result and/or quarantine to enter Boise Air Term. Gowen Fld.

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Boise Air Term. Gowen Fld.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Boise Air Term. Gowen Fld.

Do I need a test to fly back to Ontario from Boise?

Returning to Ontario from Boise Air Term. Gowen Fld

COVID-19 testing requirements
Visitors from Boise Air Term. Gowen Fld must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ontario.

Quarantine requirements
Visitors from Boise Air Term. Gowen Fld are not required to quarantine after entering Ontario.

Hide COVID Travel Restrictions for Boise, ID

Alternative routes for Ontario to Boise

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Boise

Things to know before you go - useful duration and weather info for your trip from Ontario to Boise.
Average temperature for October in Boise
68.0 °F
Avg rainfall for October in Boise
0.7 ″

Airports servicing Ontario

Airports servicing Boise

Top 5 airlines flying from Ontario to Boise Air Term. Gowen Fld

The chart below displays the airlines Cheapflights users traveling from Ontario to Boise choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$90 $277 No cancel fee 69%
Delta
$97 $314 No cancel fee N/A
Alaska Airlines
$103 $252 No cancel fee 75%
American Airlines
$127 $370 No cancel fee 71%
Southwest
$241 $366 No cancel fee 63%

Hourly flight availability from Ontario to Boise

See what time of day planes typically take off from Ontario towards Boise.
Morning 6 AM to noon 100% of ONT to BOI departures
Early morning Midnight to 6 AM 0% of ONT to BOI departures
Afternoon Noon to 6 PM 0% of ONT to BOI departures
Evening 6 PM to midnight 0% of ONT to BOI departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Ontario to Boise
See how many times per day planes take to the skies headed from Ontario to Boise.
Sunday
0 flights
Monday
1 daily flight
Tuesday
1 daily flight
Wednesday
1 daily flight
Thursday
1 daily flight
Friday
1 daily flight
Saturday
0 flights
Home North America USA Idaho Boise Cheap flights from Ontario to Boise