Cheap flights from Billings to Ontario (BIL - ONT)

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How to find the cheapest flight from
Billings (BIL) to Ontario (ONT)

All the information you need to plan the best BIL to ONT flight in 2021: compare Billings to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.
BIL - ONT
Price
$182 - $518
ONT
Temperature
53.6 - 78.8 °F
ONT
Precipitation
0.1 - 3.4 inches

Popular in

December

High demand for flights, 39% potential price rise

Cheapest in

July

Best time to find cheap flights, 42% potential price drop

Average price

$518

Average for round-trip flights in December 2021

Round-trip from

$182

From Billings Logan Intl to Ontario

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from Billings to Ontario?

Flights from Billings to Ontario lean towards being more expensive in December. Prices are generally better when you fly from Billings to Ontario in June, with the cheapest ticket starting at $105.

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

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 78% on the overall cost on flights from Billings to Ontario.

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

Users have found that booking a flight from Billings to Ontario at least 25 days early can save you up to 51% on average compared to booking a flight this week. If booking 25 days before your flight isn’t an option for you, users have found flights from Billings to Ontario for as little as $314 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $425 for flights departing within the next 3 days.

When is the cheapest time to fly from Billings to Ontario (BIL - ONT)?

A simple way to save on the total cost of your ticket is to fly from Billings to Ontario in the evening. If you’re flexible enough to do this you can expect to save up to 60% on your trip compared to booking a flight at noon.

Cheap flights from Billings to Ontario in December, January 2022

The best prices found for BIL to ONT flights for December, January
15 Jan - 22 Jan
$171pp
BIL
Billings Logan Intl
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
 
1 STOP
BIL
Billings Logan Intl
25 Jan - 8 Feb
$241pp
BIL
Billings Logan Intl
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
 
1 STOP
BIL
Billings Logan Intl
25 Jan - 8 Feb
$247pp
BIL
Billings Logan Intl
American Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
   
2 STOPS
BIL
Billings Logan Intl

Billings Logan Intl to Ontario 2022 flight deals

Cheap flights to Ontario from Billings found for this year
19 Dec - 30 Dec
$256pp
BIL
Billings Logan Intl
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
 
1 STOP
BIL
Billings Logan Intl
31 Dec - 5 Jan
$414pp
BIL
Billings Logan Intl
American Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
   
2 STOPS
BIL
Billings Logan Intl
31 Dec - 5 Jan
$417pp
BIL
Billings Logan Intl
American Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
BIL
Billings Logan Intl

Last minute flights from Billings to Ontario

Late deals on round-trip flights to Ontario from Billings, departing today and this week
16 Dec - 18 Dec
$529pp
BIL
Billings Logan Intl
American Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
BIL
Billings Logan Intl
18 Dec - 18 Dec
$597pp
BIL
Billings Logan Intl
Delta
 
1 STOP
ONT
Ontario
ONT
Ontario
Delta
 
1 STOP
BIL
Billings Logan Intl
16 Dec - 20 Dec
$610pp
BIL
Billings Logan Intl
Delta
 
1 STOP
ONT
Ontario
ONT
Ontario
Delta
 
1 STOP
BIL
Billings Logan Intl

One-way flights to Ontario from Billings

The cheapest one-way flights from Billings to Ontario
2:35 pm - 5:15 am
Alaska Airlines
2 Stops
39h 40m
BIL - ONT
Alaska Airlines
1:00 am - 4:09 am
Delta
1 Stop
4h 09m
BIL - ONT
Delta
$329
Delta
10:20 am - 2:02 am
Multiple Airlines
3 Stops
40h 42m
BIL - ONT
Multiple Airlines
$459
Kiwi.com

Related info for your journey

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

Flight FAQs

From Billings to Ontario

Which airlines flying from Billings Logan Intl to Ontario have flexible cancellations due to COVID-19?

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

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

Yes, there are multiple flights from Billings to Ontario for under $200. The cheapest flight booked recently is on United Airlines for just $171, but on average you can expect to pay $290.

Are there last-minute flights available from Billings to Ontario for under $600?

There are currently 9+ open flights from Billings to Ontario within the next 7 days for less than $600.

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

Our cheapest airline available from Billings to Ontario is United Airlines. Our recent data shows that you can find tickets from as low as $171 on this airline. Additional options worth looking into are American Airlines and Alaska Airlines, starting at $247 and $281 round-trip. These flights start at 45% lower than the current average price 3 months from now.

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

The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $160. However, be on the lookout for offers from American Airlines and Alaska Airlines, as they are both options that can get you from Billings to Ontario for a low price.

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

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

What are the cheapest flights from Billings to Ontario?

On average you can expect to pay $264 for a flight from Billings to Ontario. The cheapest flight overall is $100 while the most popular route, (Billings Logan Intl - Ontario) is currently priced at $171.

COVID Restrictions

View COVID Travel Restrictions for Ontario, CA

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

Information is based on travel restrictions for travel to Ontario within the United States

Most visitors from Billings Logan Intl need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.

COVID-19 testing requirements
Visitors from Billings Logan Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Ontario.

Quarantine requirements
Visitors from Billings Logan Intl are not required to quarantine after entering Ontario.

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

Returning to Billings Logan Intl from Ontario

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Billings Logan Intl.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Billings Logan Intl.

Hide COVID Travel Restrictions for Ontario, CA

Alternative routes for Billings to Ontario

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

Destination information for Ontario

Things to know before you go - useful duration and weather info for your trip from Billings to Ontario.

Airports servicing Billings

Airports servicing Ontario

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