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$1,830+ Cheap flights from Islamabad (ISB) to Ontario (ONT)

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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
ISB — ONT
Dec 21 — Dec 281
Sun 12/21
Sun 12/28
1 adult, Economy
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Find flight deals from Islamabad to Ontario

Cheapest flights from Islamabad to Ontario
Explore the most affordable flight options available from Islamabad to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2025.

This Priceline deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/223:10 amISB - ONT
2 stops28h 22mQatar Airways
Wed 12/3110:44 amONT - ISB
2 stops25h 56mQatar Airways
Deal found 11/20$3,027

Cheap flight deals from Islamabad to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Islamabad (ISB) 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 November 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$2,337
(Priceline)

One-way from

$1,830
(Qatar Airways)

Popular in

January

Cheapest in

October

Average price

$1,664
Provider with most accurate pricing for Islamabad Intl-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islamabad Intl-Ontario flights.
Search Deals
From Islamabad Intl to Ontario
Search Deals
One-way flight from Islamabad Intl to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($127 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($93 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Islamabad 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 2,558,603 searches. Data last updated November 21, 2025.
Use the filters below to find and compare flights from Islamabad to Ontario that are best for you.

Fly from

Islamabad

Fly to

Ontario

Route

Depart

Return

Price

IslamabadOntario

ISB - ONT

ISBONT

Islamabad Intl

Wed 5/6

3:30 am-11:40 pm

2 stops32h 10m

Ontario

Mon 5/11

6:43 am-1:50 am

2 stops31h 07m

$2,839

IslamabadOntario

ISB - ONT

ISBONT

Islamabad Intl

Thu 5/7

9:25 am-5:45 pm

2 stops44h 20m

Ontario

Mon 5/11

12:55 pm-7:40 am

2 stops30h 45m

$3,099

IslamabadOntario

ISB - ONT

ISBONT

Islamabad Intl

Sun 2/15

3:10 am-6:40 pm

2 stops28h 30m

Ontario

Mon 3/2

10:59 am-1:40 am

2 stops25h 41m

$8,060

IslamabadOntario

ISB - ONT

ISBONT

Islamabad Intl

Sat 2/14

8:55 am-1:57 pm

2 stops42h 02m

Ontario

Sat 2/28

3:19 pm-7:25 am

2 stops27h 06m

$8,941

IslamabadOntario

ISB - ONT

ISBONT

Islamabad Intl

Tue 12/16

3:10 am-6:20 pm

2 stops28h 10m

$1,830

IslamabadOntario

ISB - ONT

ISBONT

Islamabad Intl

Sun 12/7

3:10 am-6:17 pm

2 stops28h 07m

$1,867

IslamabadOntario

ISB - ONT

ISBONT

Islamabad Intl

Wed 12/24

8:55 am-1:52 pm

2 stops41h 57m

$1,874

IslamabadOntario

ISB - ONT

ISBONT

Islamabad Intl

Tue 11/25

3:10 am-6:22 pm

2 stops28h 12m

$1,970

IslamabadOntario

ISB - ONT

ISBONT

Islamabad Intl

Fri 12/5

8:55 am-6:17 pm

2 stops46h 22m

$1,971

IslamabadOntario

ISB - ONT

ISBONT

Islamabad Intl

Mon 12/8

3:10 am-6:17 pm

2 stops28h 07m

$2,029

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 13 results
1
2
  • Most accurate provider: When it comes to deals on Islamabad-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Islamabad-Ontario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Islamabad-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islamabad-Ontario flights, Cheapflights users trust eDreams the most. eDreams 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 Islamabad-Ontario 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 Islamabad to Ontario

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

Cheapflights Insights

Everything you need to know about your flight from Islamabad to Ontario

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

Currently, July is the cheapest month in which you can book a flight from Islamabad to Ontario (average of $684). Flying from Islamabad to Ontario in August is currently the most expensive (average of $1,809). 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.

Related info for your journey

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

  • How long is the flight from Islamabad to Ontario?

    There are many flights that can get you from Islamabad to Ontario in 32h 10m. Fly via Qatar Airways or American Airlines to get the fastest option. Islamabad and Ontario are separated by a distance of 7712 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islamabad 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.

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

    Currently, July is the cheapest month in which you can book a flight from Islamabad to Ontario (average of $684). Flying from Islamabad to Ontario in August is currently the most expensive (average of $1,809). 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.

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