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Cheap flights from Billings to Ontario (BIL - ONT) from $154

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BIL — ONT
jun. 4 — jun. 111
From?
To?
mar. 6/4
mar. 6/11
1 adult, Economy
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Cheap flight deals from Billings to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated mayo 30, 2024.

Popular in

November

Cheapest in

March

Average price

$362

Round-trip from

$238
High demand for flights, 40% potential price rise
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Best time to find cheap flights, 35% potential price drop
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Average for round-trip flights in May 2024
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From Billings Logan Intl to Ontario
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What is the cheapest day to fly round-trip from Billings to Ontario?

Leaving on a Sunday 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 111% 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 32 days early can save you up to 205% on average compared to booking a flight this week. If booking 32 days before your flight isn’t an option for you, users have found flights from Billings to Ontario for as little as $299 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 $760 for flights departing within the next 3 days.

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

Flights from Billings to Ontario lean towards being more expensive in November. Prices are generally better when you fly from Billings to Ontario in February, with the cheapest ticket starting at $237.

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

A simple way to save on the total cost of your ticket is to fly from Billings to Ontario at noon. If you’re flexible enough to do this you can expect to save up to 44% on your trip compared to booking a flight in the morning.

Cheap Delta flights from Billings to Ontario

Explore cheap flight options specifically provided by Delta for the route between Billings and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
Take a peek at the cheapest Delta flights we've detected traveling from Billings to Ontario. Make sure to check back often as deals are often changing.
mar. 8/136:40 pmBIL - ONT
1 stop6h 19mDelta
mar. 8/206:00 amONT - BIL
1 stop3h 50mDelta
Deal found 5/29$328
mar. 8/1311:30 amBIL - ONT
1 stop5h 47mDelta
mié. 8/146:00 amONT - BIL
1 stop3h 50mDelta
Deal found 5/29$348
lun. 8/126:40 pmBIL - ONT
1 stop6h 19mDelta
dom. 8/186:00 amONT - BIL
1 stop3h 50mDelta
Deal found 5/29$458
jue. 8/86:40 pmBIL - ONT
1 stop6h 19mDelta
mié. 8/145:00 pmONT - BIL
1 stop6h 13mDelta
Deal found 5/29$598
vie. 8/96:40 pmBIL - ONT
1 stop6h 19mDelta
vie. 8/165:00 pmONT - BIL
1 stop6h 13mDelta
Deal found 5/29$618
vie. 8/96:40 pmBIL - ONT
1 stop6h 19mDelta
dom. 8/185:00 pmONT - BIL
1 stop6h 13mDelta
Deal found 5/29$638

Cheap Alaska Airlines flights from Billings to Ontario

Explore cheap flight options specifically provided by Alaska Airlines for the route between Billings and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
To aid your search, here are some of the cheapest Alaska Airlines flights we've found from Billings to Ontario. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
vie. 7/127:14 pmBIL - ONT
1 stop5h 45mAlaska Airlines
mar. 7/164:24 pmONT - BIL
1 stop5h 38mAlaska Airlines
Deal found 5/29$335
sáb. 9/287:00 amBIL - ONT
1 stop9h 33mAlaska Airlines
vie. 10/48:27 pmONT - BIL
1 stop13h 24mAlaska Airlines
Deal found 5/29$362
sáb. 8/107:14 pmBIL - ONT
1 stop5h 45mAlaska Airlines
mié. 8/1410:00 amONT - BIL
1 stop12h 02mAlaska Airlines
Deal found 5/29$370
sáb. 8/107:14 pmBIL - ONT
1 stop5h 45mAlaska Airlines
jue. 8/154:24 pmONT - BIL
1 stop5h 38mAlaska Airlines
Deal found 5/29$373
mar. 8/1312:06 pmBIL - ONT
1 stop12h 53mAlaska Airlines
mié. 8/144:24 pmONT - BIL
1 stop5h 38mAlaska Airlines
Deal found 5/29$392
lun. 8/1212:06 pmBIL - ONT
1 stop12h 53mAlaska Airlines
mar. 8/1310:00 amONT - BIL
1 stop12h 02mAlaska Airlines
Deal found 5/29$422
lun. 8/512:06 pmBIL - ONT
1 stop21h 59mAlaska Airlines
jue. 8/86:00 amONT - BIL
1 stop16h 02mAlaska Airlines
Deal found 5/28$447
vie. 7/127:14 pmBIL - ONT
1 stop5h 45mAlaska Airlines
mar. 7/1611:20 amONT - BIL
2 stops10h 42mAlaska Airlines
Deal found 5/29$495
vie. 7/127:14 pmBIL - ONT
1 stop5h 45mAlaska Airlines
lun. 7/154:24 pmONT - BIL
2 stops21h 01mAlaska Airlines
Deal found 5/29$520

Cheap Billings to Ontario flights in May & June 2024

Find cheap flight options from Billings to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on mayo 30, 2024.
Listed are some of the best fares we've found on flights departing from Billings to Ontario in 2024. Check back soon for alternative fares.
jue. 6/136:45 amBIL - ONT
1 stop6h 48mUnited Airlines
lun. 6/176:25 pmONT - BIL
1 stop27h 22mUnited Airlines
Deal found 5/28$602
lun. 6/1011:50 amBIL - ONT
1 stop8h 24mAlaska Airlines
mar. 6/116:00 amONT - BIL
1 stop28h 09mAlaska Airlines
Deal found 5/28$607
lun. 6/1012:50 pmBIL - ONT
2 stops21h 15mAlaska Airlines
mar. 6/114:21 pmONT - BIL
1 stop17h 48mAlaska Airlines
Deal found 5/28$617
jue. 6/132:40 pmBIL - ONT
1 stop7h 08mUnited Airlines
lun. 6/171:55 pmONT - BIL
2 stops30h 09mUnited Airlines
Deal found 5/28$666
jue. 5/3010:45 amBIL - ONT
1 stop7h 43mUnited Airlines
dom. 6/21:29 pmONT - BIL
1 stop6h 35mUnited Airlines
Deal found 5/29$772
jue. 5/301:50 pmBIL - ONT
2 stops9h 39mAmerican Airlines
dom. 6/212:50 pmONT - BIL
1 stop7h 19mAmerican Airlines
Deal found 5/29$777
jue. 5/301:50 pmBIL - ONT
2 stops9h 39mAmerican Airlines
dom. 6/29:30 amONT - BIL
2 stops10h 39mAmerican Airlines
Deal found 5/29$877
vie. 5/317:00 amBIL - ONT
2 stops12h 48mAmerican Airlines
lun. 6/39:30 amONT - BIL
2 stops10h 39mAmerican Airlines
Deal found 5/30$953

Billings to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Billings and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
Listed are some of the best fares we've found on flights departing from Billings to Ontario in 2024. Check back soon for alternative fares.
mar. 8/136:40 pmBIL - ONT
1 stop6h 19mDelta
mar. 8/206:00 amONT - BIL
1 stop3h 50mDelta
Deal found 5/29$328
vie. 7/127:14 pmBIL - ONT
1 stop5h 45mAlaska Airlines
mar. 7/164:24 pmONT - BIL
1 stop5h 38mAlaska Airlines
Deal found 5/29$335
mar. 8/136:40 pmBIL - ONT
1 stop6h 19mDelta
lun. 8/195:00 pmONT - BIL
1 stop6h 13mDelta
Deal found 5/29$348
sáb. 9/287:00 amBIL - ONT
1 stop9h 33mAlaska Airlines
vie. 10/48:27 pmONT - BIL
1 stop13h 24mAlaska Airlines
Deal found 5/29$362
sáb. 8/107:14 pmBIL - ONT
1 stop5h 45mAlaska Airlines
mié. 8/1410:00 amONT - BIL
1 stop12h 02mAlaska Airlines
Deal found 5/29$370
sáb. 8/107:14 pmBIL - ONT
1 stop5h 45mAlaska Airlines
lun. 8/124:24 pmONT - BIL
1 stop5h 38mAlaska Airlines
Deal found 5/29$373
sáb. 9/282:40 pmBIL - ONT
1 stop6h 52mUnited Airlines
sáb. 10/55:15 amONT - BIL
1 stop7h 09mUnited Airlines
Deal found 5/29$378
mar. 8/1312:06 pmBIL - ONT
1 stop12h 53mAlaska Airlines
mié. 8/144:24 pmONT - BIL
1 stop5h 38mAlaska Airlines
Deal found 5/29$392
jue. 8/82:30 pmBIL - ONT
1 stop7h 18mUnited Airlines
sáb. 8/105:10 amONT - BIL
1 stop7h 14mUnited Airlines
Deal found 5/29$418

One-way flights to Ontario from Billings

Search for one-way flight options from Billings to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
Take a look at some of the one-way flights we've detected from Billings to Ontario. For those needing a return trip from Billings, there is a search form available above.
dom. 8/252:40 pmBIL - ONT
1 stop7h 22mUnited Airlines
Deal found 5/29$154
mié. 6/197:14 pmBIL - ONT
1 stop5h 45mAlaska Airlines
Deal found 5/29$174
mié. 7/37:14 pmBIL - ONT
1 stop14h 51mAlaska Airlines
Deal found 5/29$187
mié. 6/192:40 pmBIL - ONT
1 stop7h 08mUnited Airlines
Deal found 5/29$209
mié. 7/312:06 pmBIL - ONT
2 stops11h 34mAlaska Airlines
Deal found 5/29$216
mié. 6/196:39 pmBIL - ONT
1 stop6h 03mDelta
Deal found 5/29$229
dom. 8/257:15 pmBIL - ONT
2 stops16h 35mAlaska Airlines
Deal found 5/29$252
mié. 6/1912:06 pmBIL - ONT
2 stops11h 34mAlaska Airlines
Deal found 5/29$266
mié. 6/1910:45 amBIL - ONT
2 stops12h 42mUnited Airlines
Deal found 5/29$278

Find flights from Billings to Ontario within your budget

Customize your flight search to find flights from Billings to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$328 - $573

Route

Depart

Return

Price

Billings Logan IntlOntario

BIL - ONT

BILONT

Billings Logan Intl

mar. 8/13

1 stop6h 19m

Ontario

mar. 8/20

1 stop3h 50m

$328

Billings Logan IntlOntario

BIL - ONT

BILONT

Billings Logan Intl

vie. 7/12

1 stop5h 45m

Ontario

mar. 7/16

1 stop5h 38m

$335

Billings Logan IntlOntario

BIL - ONT

BILONT

Billings Logan Intl

mar. 8/13

1 stop5h 47m

Ontario

mié. 8/14

1 stop3h 50m

$348

Billings Logan IntlOntario

BIL - ONT

BILONT

Billings Logan Intl

sáb. 9/28

1 stop9h 33m

Ontario

vie. 10/4

1 stop13h 24m

$362

Billings Logan IntlOntario

BIL - ONT

BILONT

Billings Logan Intl

sáb. 8/10

1 stop5h 45m

Ontario

mié. 8/14

1 stop12h 02m

$370

Billings Logan IntlOntario

BIL - ONT

BILONT

Billings Logan Intl

sáb. 8/10

1 stop5h 45m

Ontario

jue. 8/15

1 stop5h 38m

$373

Billings Logan IntlOntario

BIL - ONT

BILONT

Billings Logan Intl

sáb. 9/28

1 stop6h 52m

Ontario

sáb. 10/5

1 stop7h 09m

$378

Billings Logan IntlOntario

BIL - ONT

BILONT

Billings Logan Intl

jue. 8/8

1 stop7h 18m

Ontario

sáb. 8/10

1 stop7h 14m

$418

Billings Logan IntlOntario

BIL - ONT

BILONT

Billings Logan Intl

sáb. 9/28

2 stops12h 51m

Ontario

vie. 10/4

1 stop7h 43m

$573

Flights are sorted by cheapest first

Deals found on 5/29

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

Use this chart to determine the cheapest time to fly round-trip from Billings to Ontario. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Billings to Ontario flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Billings to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Billings 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.

Temperature and rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average temperature and rainfall totals by month.

LAX

Temperature

57.2 - 73.4 °F

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated mayo 30, 2024.
To help decide which airline to fly from Billings to Ontario, see what other customers have to say about Delta, Alaska Airlines and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,192 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,457 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

United Airlines
7.4
Good
10,777 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

American Airlines
7.3
Good
14,284 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Overall

8.1

Crew

8.6

Comfort

7.9

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

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

  • Can I find flights from Billings to Ontario for under $400 on Cheapflights?

    Yes, there are multiple flights from Billings to Ontario for under $400. The cheapest flight booked recently is on Delta for just $328, but on average you can expect to pay $461.

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

    Our cheapest airline available from Billings to Ontario is Delta. Our recent data shows that you can find tickets from as low as $328 on this airline. Additional options worth looking into are Alaska Airlines and United Airlines, starting at $335 and $378 round-trip. These flights start at 30% 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 United Airlines, with whom users have recently found tickets for as low as $154. However, be on the lookout for offers from Alaska Airlines and Delta, as they are both options that can get you from Billings to Ontario for a low price.

  • What does BIL to ONT mean?

    Great question - BIL to ONT just means Billings Logan Intl Airport to Ontario Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Billings to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Billings to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Billings to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Billings to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Billings to Ontario?

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

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

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

  • Can I find deals for flights from Billings to Ontario that allow pets onboard?

    Many airlines flying from Billings to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Billings to Ontario?

    Yes, you can often find last-minute deals on Billings to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Billings to Ontario flight deals updated?

    The Billings to Ontario flight deals you see on this page were last updated on 5/29.

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Billings to Ontario (average of $238). Flying from Billings to Ontario in July is currently the most expensive (average of $328). 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

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Alternative routes for Billings to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

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Top 3 airlines flying from Billings to Ontario

Discover the top 3 airlines that operate flights from Billings to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated mayo 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$260Average$436FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$295Average$613FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$347Average$510FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
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Search flights from Billings to Ontario by cabin class

Find flights from Billings to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Billings to Ontario?

Cheapflights makes it easy to find Billings to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Billings to Ontario?

Cheapflights simply makes it quick and affordable to book flights from Billings to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Billings to Ontario with no change fees?

Yes, we can. To see specific flights from Billings to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Billings to Ontario become cheaper?

Not ready to book yet? You can track prices for flights from Billings to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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