Cheap flights from Boise to Ontario from $70
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Ontario departing on 6/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Boise to Los Angeles
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Delta flights from Boise to Ontario
Our best Delta deals on Boise to Ontario flight tickets
Southwest flights from Boise to Ontario
Our best Southwest deals on Boise to Ontario flight tickets
See travel insights to Los Angeles from
How to get the cheapest flight ticket from Boise to Ontario
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 Ontario?
In general, September is the cheapest month to fly from Boise to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $305. If you aren’t able to travel during the month of September, then book flights to Ontario from Boise during August instead. Flights to Ontario in August, while not as cheap as those in September, still average around $311.
What is the cheapest day to depart on your flight to Ontario?
The cheapest day to depart on your flight to Ontario is on a Tuesday when prices can be found for as low as $284. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Boise to Ontario for around $353.
What is the cheapest time of day to depart on your flight to Ontario?
In the afternoon is the cheapest time of day to fly from Boise to Ontario when you can find flight prices for as low as $312. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $374 on average. Flights to Ontario from Boise at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Ontario?
You are more likely to see cheaper flights to Ontario from Boise when booking 17 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $343 when searching 17 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Boise for as low as $256 on momondo.
What is the cheapest airline that flies from Boise Air Term. Gowen Fld to Ontario?
Frontier, Delta, and Alaska Airlines are the most popular carriers operating from Boise Air Term. Gowen Fld to Ontario
What airlines fly to Ontario?
Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to Ontario from Boise according to our data. Alaska Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 8 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.
When to book flights from Boise to Ontario
Cheap Boise to Ontario (BOI to ONT) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boise to Ontario
How far is Boise Air Term. Gowen Fld to Ontario by plane?
Ontario is 663.9 mi away from Boise Air Term. Gowen Fld. Flights usually cover this in 4h 13m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Ontario Airport?
Prices for flights from Boise Air Term. Gowen Fld Airport to Ontario Airport are updated daily.
How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Ontario Airport?
The number of operators available for flights from Boise Air Term. Gowen Fld Airport to Ontario Airport is 4 as of February 2025.
How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Ontario 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 Boise Air Term. Gowen Fld Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The required travel and health documents for your Ontario 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 Ontario 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 Boise to Ontario?
Based on momondo bookings for flights between Boise and Ontario, the leading airline is Southwest, making up 34% of the total bookings. Other popular airlines include Delta with 30%, United Airlines with 19%, and Alaska Airlines with 16%.
Best airlines flying from Boise to Ontario
Compare and see reviews for airlines that fly from Boise to Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $201 | Free Cancellation | Rating 8.0 9,702 reviews | |||
| PriceFrom $219 | Free Cancellation | Rating 8.0 8,203 reviews | |||
| PriceFrom $232 | Free Cancellation | Rating 7.4 8,754 reviews | |||
| PriceFrom $240 | Free Cancellation | Rating 8.1 4,396 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Boise to Ontario?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Boise.
Can I find flights from Boise to Ontario with flexible booking policies on momondo?
Yes. All flights to Ontario from Boise on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Boise to Ontario?
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 Boise to Ontario.
I’m not ready to book a flight from Boise to Ontario right now. Can momondo alert me if prices change?
Price alerts on flights to Ontario from Boise are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.