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Cheap flights from Ontario to anywhere

Fly from Ontario to anywhere in the world.

ONT — AKL
26 Nov — 3 Dec1
1 adult

What to know about flights from Ontario

Discover essential information about flights departing from Ontario, including flight schedules, destinations, airlines operating at the Ontario airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 21 November 2024.

Cheapest one-way flight

$852

Cheapest round-trip flight

$1,187

Cheapest airline

Alaska Airlines

Most popular destination

Auckland Intl (AKL)
The cheapest one-way flight from Ontario is currently to Auckland Intl.
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The cheapest round-trip flight from Ontario is currently to Auckland Intl.
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On average, Alaska Airlines currently has the cheapest one-way flight from Ontario.
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Auckland Intl (AKL) is currently the most popular flight destination from Ontario.
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Find flights from Ontario

Cheapest flights from Ontario
Explore the most affordable flight options available from Ontario. Find the lowest fares based on data from user searches, with prices last updated on 21 November 2024.

Tue 14/111:14ONT - PDX
Nonstop2h 24mAlaska Airlines
Sat 18/114:45PDX - ONT
Nonstop2h 19mAlaska Airlines
Deal found 20/11$233
Wed 4/1217:00ONT - PDX
1 stop6h 44mDelta
Sat 7/1217:19PDX - ONT
1 stop5h 42mDelta
Deal found 19/11$324
Sat 14/1206:00ONT - PDX
1 stop7h 10mUnited Airlines
Sat 14/1219:30PDX - ONT
1 stop4h 28mUnited Airlines
Deal found 20/11$384
Wed 4/1217:00ONT - BZN
1 stop6h 21mDelta
Fri 6/1219:00BZN - ONT
1 stop6h 14mDelta
Deal found 20/11$401
Tue 4/206:00ONT - BZN
1 stop6h 57mAlaska Airlines
Fri 7/211:26BZN - ONT
1 stop7h 47mAlaska Airlines
Deal found 20/11$413
Fri 13/1206:00ONT - BIL
1 stop4h 00mDelta
Sun 15/1218:45BIL - ONT
1 stop6h 28mDelta
Deal found 20/11$465
Sat 7/1205:05ONT - BZN
1 stop7h 21mUnited Airlines
Tue 10/1216:25BZN - ONT
1 stop5h 22mUnited Airlines
Deal found 20/11$513
Fri 10/109:00ONT - BZN
2 stops8h 30mSouthwest
Mon 13/112:45BZN - ONT
2 stops8h 35mSouthwest
Deal found 20/11$557
Thu 5/1222:00ONT - MOB
1 stop8h 39mDelta
Mon 9/1217:31MOB - ONT
1 stop7h 31mDelta
Deal found 19/11$618
Sat 28/1214:45ONT - PDX
Nonstop2h 25mSouthwest
Sun 5/115:35PDX - ONT
1 stop6h 40mSouthwest
Deal found 19/11$625
Thu 9/106:00ONT - GPT
1 stop8h 16mUnited Airlines
Sat 11/116:55GPT - ONT
1 stop7h 02mUnited Airlines
Deal found 19/11$642
Fri 6/1207:00ONT - BIL
1 stop6h 06mAlaska Airlines
Thu 12/1214:46BIL - ONT
1 stop8h 29mAlaska Airlines
Deal found 21/11$686

Find flights from Ontario within your budget

Find flights departing from Ontario that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 21 November 2024. In the last 7 days, Cheapflights users made a total of 149,782 searches

Fly to

Any airport

Route

Departure

Return

Price

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Tue 14/1

11:14-13:38

Nonstop2h 24m

Portland

Sat 18/1

14:45-17:04

Nonstop2h 19m

$233

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Wed 4/12

17:00-23:44

1 stop6h 44m

Portland

Sat 7/12

17:19-23:01

1 stop5h 42m

$324

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Sat 14/12

06:00-13:10

1 stop7h 10m

Portland

Sat 14/12

19:30-23:58

1 stop4h 28m

$384

OntarioBozeman

ONT - BZN

ONTBZN

Ontario

Wed 4/12

17:00-00:21

1 stop6h 21m

Bozeman Gallatin Field

Fri 6/12

19:00-00:14

1 stop6h 14m

$401

OntarioBozeman

ONT - BZN

ONTBZN

Ontario

Tue 4/2

06:00-13:57

1 stop6h 57m

Bozeman Gallatin Field

Fri 7/2

11:26-18:13

1 stop7h 47m

$413

OntarioBillings

ONT - BIL

ONTBIL

Ontario

Fri 13/12

06:00-11:00

1 stop4h 00m

Billings Logan Intl

Sun 15/12

18:45-00:13

1 stop6h 28m

$465

OntarioBozeman

ONT - BZN

ONTBZN

Ontario

Sat 7/12

05:05-13:26

1 stop7h 21m

Bozeman Gallatin Field

Tue 10/12

16:25-20:47

1 stop5h 22m

$513

OntarioBozeman

ONT - BZN

ONTBZN

Ontario

Fri 10/1

09:00-18:30

2 stops8h 30m

Bozeman Gallatin Field

Mon 13/1

12:45-20:20

2 stops8h 35m

$557

OntarioMobile

ONT - MOB

ONTMOB

Ontario

Thu 5/12

22:00-08:39

1 stop8h 39m

Mobile

Mon 9/12

17:31-23:02

1 stop7h 31m

$618

OntarioPortland

ONT - PDX

ONTPDX

Ontario

Sat 28/12

14:45-17:10

Nonstop2h 25m

Portland

Sun 5/1

15:35-22:15

1 stop6h 40m

$625

Flights are sorted by cheapest return flights first.

Deals found on 20/11

Showing 1-10 of 60 results
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Best time to book a flight from Ontario

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

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

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

Currently, July is the cheapest month in which you can book a flight from Ontario (average of $873). Flying from Ontario in June will prove the most costly (average of $1,230). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from Ontario

Get insights into the airlines that provide service from Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Ontario. In the last 7 days, Cheapflights users made a total of 149,782 searches.
China Airlines
8.3
Very Good
778 reviews
Check prices

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.3

Entertainment

8.0

Reviews

1 / 10

Had a beer dropped in my lap which was a total accident, what I want impressed with was the fact that I had to ask for a towel to clean up my leg and the ground. From Taipei to Seattle

China Airlines
8.3
Very Good
778 reviews
China Airlines
8.3
Very Good
778 reviews
Check prices

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.3

Entertainment

8.0

Reviews

1 / 10

Had a beer dropped in my lap which was a total accident, what I want impressed with was the fact that I had to ask for a towel to clean up my leg and the ground. From Taipei to Seattle

Delta
8.0
Very Good
8,756 reviews
China Airlines
8.3
Very Good
778 reviews
Check prices

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.3

Entertainment

8.0

Reviews

1 / 10

Had a beer dropped in my lap which was a total accident, what I want impressed with was the fact that I had to ask for a towel to clean up my leg and the ground. From Taipei to Seattle

Hawaiian Airlines
7.9
Good
2,287 reviews
China Airlines
8.3
Very Good
778 reviews
Check prices

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.3

Entertainment

8.0

Reviews

1 / 10

Had a beer dropped in my lap which was a total accident, what I want impressed with was the fact that I had to ask for a towel to clean up my leg and the ground. From Taipei to Seattle

Finnair
7.7
Good
1,300 reviews
China Airlines
8.3
Very Good
778 reviews
Check prices

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.3

Entertainment

8.0

Reviews

1 / 10

Had a beer dropped in my lap which was a total accident, what I want impressed with was the fact that I had to ask for a towel to clean up my leg and the ground. From Taipei to Seattle

Qatar Airways
7.5
Good
3,831 reviews
China Airlines
8.3
Very Good
778 reviews
Check prices

Comfort

8.0

Food

7.8

Boarding

8.3

Crew

8.6

Overall

8.3

Entertainment

8.0

Reviews

1 / 10

Had a beer dropped in my lap which was a total accident, what I want impressed with was the fact that I had to ask for a towel to clean up my leg and the ground. From Taipei to Seattle

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Related info for your journey

Access useful and relevant information related to your journey from Ontario. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 21 November 2024.

  • What are the most popular destinations to fly to from Ontario?

    The most popular destinations from Ontario this month are Denver, Dallas/Fort Worth Airport, Atlanta. The top year-round destinations include Dallas/Fort Worth Airport, Denver, Guadalajara.

  • What is the cheapest month to fly from Ontario?

    At the present moment the cheapest month to fly from Ontario is currently July; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Ontario?

    Here are some of the cheapest flight destinations from Ontario:
    Fly from Ontario to Auckland from $1,272 round trip

  • How does Cheapflights help users find flights from Ontario?

    When you search for this flight from Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

    Millions of users choose and trust Cheapflights to book the best flight deals from Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from Ontario with no change fees?

    Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario, users can toggle the no change fees filter when performing a flight search.

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

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

See more FAQs

Fly with Cheapflights

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

How does Cheapflights help users find flights from Ontario?

When you search for this flight from Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario, users can toggle the no change fees filter when performing a flight search.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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