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

Currently priced at $218, Delta will fly you from Ontario to Boise and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and American Airlines - these airlines can fly you to your destination from $240 and $253, respectively. Users have found that Delta is 35% cheaper than the other options available to this destination.

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

$109 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on United Airlines and Southwest, with prices starting from $144 and $183, respectively.

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.

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

Departing on a Wednesday is a good option for securing a great price. You can expect to save up to 14% when planning your travel around this day of the week.

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

Travelers have found it’s best to book a flight 41 days in advance to save up to 121% 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 41 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 $356, or $470 for flights within the next 24 hours.

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

Our data shows that October tends to be the cheapest month to fly to Boise from Ontario. Users have commonly found prices around $267 for the month, but tickets can be as low as $119. Due to multiple factors, prepare for potentially higher prices in December.

Most accurate provider : When it comes to deals on Ontario-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Boise flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Ontario-Boise flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Ontario to Boise that include hotel bookings?

Yes. In addition to deals on Ontario to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ontario to Boise?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Boise.

Can I find deals for business class flights from Ontario to Boise?

Yes. Cheapflights offers flight deals from Ontario to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$109+ Flights from Ontario to Boise

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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The best prices from Ontario to Boise Air Term. Gowen Fld are usually found in January or October, booked 15 days in advance, depart on a Thursday or Saturday and return on a Tuesday

Cheap flight deals from Ontario to Boise

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$218 (Delta)
One-way from	$109 (Alaska Airlines)
Popular in	March
Cheapest in	January
Average price	$373

Provider with most accurate pricing for Ontario-Boise Air Term. Gowen Fld flight deals.

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Provider most trusted by Cheapflights users for Ontario-Boise Air Term. Gowen Fld flights.

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From Ontario to Boise Air Term. Gowen Fld

Search Deals

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

Search Deals

High demand for flights, 8% potential price rise

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Best time to find cheap flights, 2% potential price drop

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Average for round-trip flights in December 2024

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Find flight deals from Ontario to Boise

Cheapest flights from Ontario to Boise
Explore the most affordable flight options available from Ontario to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.

Tue 12/313:55 pmONT - BOI

1 stop6h 00mSouthwest

Sun 1/58:00 pmBOI - ONT

1 stop4h 35mSouthwest

Deal found 12/22

$386

Mon 12/3010:40 amONT - BOI

1 stop4h 40mAlaska Airlines

Tue 1/72:40 pmBOI - ONT

1 stop6h 33mAlaska Airlines

Deal found 12/22

$426

Mon 12/231:15 pmONT - BOI

1 stop4h 44mDelta

Tue 12/315:10 pmBOI - ONT

1 stop6h 27mDelta

Deal found 12/22

$637

Mon 12/236:00 amONT - BOI

1 stop4h 32mUnited Airlines

Thu 12/267:25 pmBOI - ONT

1 stop4h 35mUnited Airlines

Deal found 12/22

$676

Best flights from Ontario to Boise
Discover carefully curated flight deals from Ontario to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2024.

Sat 2/16:00 amONT - BOI

1 stop5h 20mDelta

Mon 2/35:59 pmBOI - ONT

1 stop6h 52mDelta

Deal found 12/23

$218

Tue 3/46:00 amONT - BOI

1 stop15h 41mAlaska Airlines

Mon 3/105:31 pmBOI - ONT

1 stop7h 27mAlaska Airlines

Deal found 12/22

$240

Sun 2/96:10 amONT - BOI

1 stop6h 17mAmerican Airlines

Thu 2/131:56 pmBOI - ONT

1 stop5h 30mAmerican Airlines

Deal found 12/23

$253

Sun 1/1210:47 amONT - BOI

1 stop4h 40mUnited Airlines

Wed 1/151:01 pmBOI - ONT

1 stop6h 03mUnited Airlines

Deal found 12/22

$288

Tue 1/712:25 pmONT - BOI

1 stop3h 50mSouthwest

Thu 1/92:50 pmBOI - ONT

2 stops7h 55mSouthwest

Deal found 12/23

$341

Last-minute flights from Ontario to Boise
Discover last-minute flight deals from Ontario to Boise. Data last updated December 23, 2024 and is based on user searches.

Mon 12/3010:40 amONT - BOI

1 stop4h 40mAlaska Airlines

Tue 1/72:40 pmBOI - ONT

1 stop6h 33mAlaska Airlines

Deal found 12/22

$426

Tue 12/313:55 pmONT - BOI

1 stop6h 00mSouthwest

Sun 1/58:00 pmBOI - ONT

1 stop4h 35mSouthwest

Deal found 12/22

$386

Thu 1/24:58 pmONT - BOI

1 stop6h 50mDelta

Sat 1/45:59 amBOI - ONT

1 stop7h 21mDelta

Deal found 12/23

$641

Tue 1/712:25 pmONT - BOI

1 stop3h 50mSouthwest

Thu 1/92:50 pmBOI - ONT

2 stops7h 55mSouthwest

Deal found 12/23

$341

Fri 1/1010:00 amONT - BOI

2 stops11h 58mAmerican Airlines

Sun 1/122:07 pmBOI - ONT

1 stop5h 17mAmerican Airlines

Deal found 12/22

$1,523

Sun 1/1210:47 amONT - BOI

1 stop4h 40mUnited Airlines

Wed 1/151:01 pmBOI - ONT

1 stop6h 03mUnited Airlines

Deal found 12/22

$288

Sat 1/186:00 amONT - BOI

1 stop6h 35mDelta

Sun 1/195:59 pmBOI - ONT

1 stop6h 44mDelta

Deal found 12/22

$219

Fri 1/244:06 pmONT - BOI

1 stop6h 52mAlaska Airlines

Mon 1/276:20 pmBOI - ONT

1 stop5h 19mAlaska Airlines

Deal found 12/22

$218

One-way flights from Ontario to Boise
Search for one-way flight options from Ontario to Boise. Find affordable one-way fares based on user searches. Data last updated December 23, 2024.

Mon 1/1311:33 amONT - BOI

1 stop5h 37mAlaska Airlines

Deal found 12/23

$109

Sun 1/196:15 amONT - BOI

1 stop4h 12mUnited Airlines

Deal found 12/23

$144

Wed 1/16:30 amONT - BOI

1 stop4h 50mSouthwest

Deal found 12/22

$183

Thu 2/139:11 amONT - BOI

2 stops8h 35mMultiple Airlines

Deal found 12/22

$200

Thu 1/24:58 pmONT - BOI

1 stop6h 50mDelta

Deal found 12/23

$348

Find flights from Ontario to Boise within your budget

Fly from

Fly to

Route

Depart

Return

Price

OntarioBoise

ONT - BOI

ONTBOI

Ontario

Sat 2/1

6:00 am-12:20 pm

1 stop5h 20m

Boise Air Term. Gowen Fld

Mon 2/3

5:59 pm-11:51 pm

1 stop6h 52m

$218

OntarioBoise

ONT - BOI

ONTBOI

Ontario

Tue 3/4

6:00 am-10:41 pm

1 stop15h 41m

Boise Air Term. Gowen Fld

Mon 3/10

5:31 pm-11:58 pm

1 stop7h 27m

$240

OntarioBoise

ONT - BOI

ONTBOI

Ontario

Sun 2/9

6:10 am-1:27 pm

1 stop6h 17m

Boise Air Term. Gowen Fld

Thu 2/13

1:56 pm-6:26 pm

1 stop5h 30m

$253

OntarioBoise

ONT - BOI

ONTBOI

Ontario

Sun 1/12

10:47 am-4:27 pm

1 stop4h 40m

Boise Air Term. Gowen Fld

Wed 1/15

1:01 pm-6:04 pm

1 stop6h 03m

$288

OntarioBoise

ONT - BOI

ONTBOI

Ontario

Tue 1/7

12:25 pm-5:15 pm

1 stop3h 50m

Boise Air Term. Gowen Fld

Thu 1/9

2:50 pm-9:45 pm

2 stops7h 55m

$341

OntarioBoise

ONT - BOI

ONTBOI

Ontario

Mon 1/13

4:06 pm-10:23 pm

1 stop5h 17m

$109

OntarioBoise

ONT - BOI

ONTBOI

Ontario

Sun 1/19

6:15 am-11:27 am

1 stop4h 12m

$144

OntarioBoise

ONT - BOI

ONTBOI

Ontario

Wed 1/1

6:30 am-12:20 pm

1 stop4h 50m

$183

OntarioBoise

ONT - BOI

ONTBOI

Ontario

Thu 2/13

9:11 am-6:46 pm

2 stops8h 35m

$200

OntarioBoise

ONT - BOI

ONTBOI

Ontario

Thu 1/2

4:58 pm-12:48 am

1 stop6h 50m

$348

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/23

Compare providers for flights from Ontario to Boise

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Boise in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Ontario-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Boise flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-Boise flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Ontario with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ontario to Boise

Get recent, data-driven insights about flights from Ontario to Boise including ideal travel times, pricing trends, and more.

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

The best time to book flights from Ontario to Boise is 15 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Ontario to Boise?

Currently, October is the cheapest month in which you can book a flight from Ontario to Boise (average of $314). Flying from Ontario to Boise in June is currently the most expensive (average of $436). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to BOI?

It’s typically best to fly out from Ontario to Boise in the evening. Doing so could potentially save you 19% on the flight price compared to flying at noon, which is usually more expensive.

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

Travelers seeking maximum savings on their Ontario to Boise flight should consider departing on Monday afternoons when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Boise by month

In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

Temperature in Boise by month

If weather is an important factor for your trip to Boise, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boise

Read through reviews of airlines operating flights from Ontario to Boise, such as Delta, Alaska Airlines and Southwest. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.1

Very good

4,780 reviews

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest

8.1

Very good

4,780 reviews

Southwest

8.1

Very good

4,780 reviews

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines

8.0

Very good

9,549 reviews

Southwest

8.1

Very good

4,780 reviews

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta

8.0

Very good

8,588 reviews

Southwest

8.1

Very good

4,780 reviews

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines

7.4

Good

9,020 reviews

Southwest

8.1

Very good

4,780 reviews

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

American Airlines

7.2

Good

10,000 reviews

Southwest

8.1

Very good

4,780 reviews

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

What are the cheapest airlines flying from Ontario to Boise round-trip?
Currently priced at $218, Delta will fly you from Ontario to Boise and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and American Airlines - these airlines can fly you to your destination from $240 and $253, respectively. Users have found that Delta is 35% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Ontario to Boise one-way?
$109 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on United Airlines and Southwest, with prices starting from $144 and $183, respectively.
Can I find deals for flights from Ontario to Boise that include hotel bookings?
Yes. In addition to deals on Ontario to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Boise?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Boise.
Can I find deals for business class flights from Ontario to Boise?
Yes. Cheapflights offers flight deals from Ontario to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Ontario to Boise?
Currently, October is the cheapest month in which you can book a flight from Ontario to Boise (average of $314). Flying from Ontario to Boise in June is currently the most expensive (average of $436). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Other flights to Boise

Top 7 airlines flying from Ontario to Boise

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$108	Average$154	FlexibilityNo cancel fee	On-time65%
Avelo Airlines	Cheapest$132	Average$132	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$196	Average$319	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$218	Average$396	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$227	Average$335	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$240	Average$338	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$249	Average$391	FlexibilityNo cancel fee	On-time69%

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$109+ Cheap flights from Ontario to Boise (ONT - BOI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Boise with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

The best prices from Ontario to Boise Air Term. Gowen Fld are usually found in January or October, booked 15 days in advance, depart on a Thursday or Saturday and return on a Tuesday

Cheap flight deals from Ontario to Boise

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ontario to Boise

Cheapest flights from Ontario to BoiseExplore the most affordable flight options available from Ontario to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.

Explore the most affordable flight options available from Ontario to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.

Find flights from Ontario to Boise within your budget

Compare providers for flights from Ontario to Boise

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Boise in December.

Best time to book a flight from Ontario to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Ontario with our price prediction graph.

Travel insights for flights from Ontario to Boise

Get recent, data-driven insights about flights from Ontario to Boise including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Boise. Price data was last updated on December 20, 2024.

What is the cheapest month to book a flight from Ontario to Boise?

What is the cheapest time of day to fly from ONT to BOI?

Find hourly flight availability from Ontario to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2024.

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

Use this chart to determine the cheapest time to fly round-trip from Ontario to Boise. Price data was last updated on December 16, 2024.

Rainfall in Boise by month

Plan your trip to Boise by taking into account the average rainfall totals by month.

Temperature in Boise by month

Plan your trip to Boise by taking into account the average temperature totals by month.

Reviews of airlines servicing Boise

Read through reviews of airlines operating flights from Ontario to Boise, such as Delta, Alaska Airlines and Southwest. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

Can I find deals for flights from Ontario to Boise that include hotel bookings?

How can I find direct flights from Ontario to Boise?

Can I find deals for business class flights from Ontario to Boise?

What is the cheapest month to book a flight from Ontario to Boise?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Boise

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

Top 7 airlines flying from Ontario to Boise

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Cheapest flights from Ontario to Boise
Explore the most affordable flight options available from Ontario to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.