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$384+ Cheap flights from Ontario (ONT) to Poland

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — WAW
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Ontario to Poland

Keep the following information in mind while searching for Ontario to Poland flight deals. Data was last updated September 15, 2025.

Round-trip from

$447
(Travelocity)

One-way from

$384
(Expedia)

Popular in

June

Cheapest in

March

Average price

$644
From Ontario to Poland
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One-way flight from Ontario to Poland
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Highest demand for flights based on searches. 20% potential increase in price ($178 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ontario to Poland

Cheapest flights from Ontario to Poland
Explore the most affordable flight options available from Ontario to Poland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:00 amONT - WAW
2 stops25h 30mDelta
Tue 12/96:35 amWAW - ONT
2 stops25h 28mDelta
Deal found 9/13$484
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2311:45 amONT - WAW
2 stops39h 15mDelta
Wed 12/106:35 amWAW - ONT
2 stops37h 05mDelta
Deal found 9/13$489
This KLM deal was found by Cheapflights users on 9/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2911:48 amONT - KRK
2 stops21h 12mKLM
Wed 11/56:00 amKRK - ONT
2 stops25h 22mKLM
Deal found 9/14$490
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/235:49 pmONT - WAW
2 stops37h 16mDelta
Thu 12/1112:45 pmWAW - ONT
2 stops37h 22mDelta
Deal found 9/13$490
This KLM deal was found by Cheapflights users on 9/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2611:45 amONT - WAW
2 stops19h 20mMultiple Airlines
Thu 12/116:35 amWAW - ONT
2 stops25h 28mMultiple Airlines
Deal found 9/13$497
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/297:00 amONT - KRK
2 stops25h 50mUnited Airlines
Wed 11/56:10 amKRK - ONT
3 stops25h 41mUnited Airlines
Deal found 9/14$511
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:00 amONT - WAW
2 stops21h 05mDelta
Thu 12/116:35 amWAW - ONT
2 stops26h 24mDelta
Deal found 9/13$512
This United deal was found by Cheapflights users on 9/14. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:02 amONT - KTW
2 stops22h 08mMultiple Airlines
Sun 11/96:05 amKTW - ONT
2 stops25h 26mMultiple Airlines
Deal found 9/14$513
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/139:50 amONT - WRO
2 stops18h 40mDelta
Wed 10/226:00 amWRO - ONT
2 stops25h 41mDelta
Deal found 9/14$515
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2310:25 pmONT - WAW
2 stops28h 35mDelta
Sat 12/136:35 amWAW - ONT
2 stops37h 05mDelta
Deal found 9/13$518
This United Airlines deal was found by Cheapflights users on 9/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:38 pmONT - WAW
2 stops36h 37mUnited Airlines
Thu 12/116:30 amWAW - ONT
2 stops39h 02mUnited Airlines
Deal found 9/13$520
This United deal was found by Cheapflights users on 9/13. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/157:00 amONT - KRK
2 stops17h 20mMultiple Airlines
Sun 11/236:05 amKRK - ONT
2 stops25h 46mMultiple Airlines
Deal found 9/13$521

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Poland 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 September 15, 2025.
Use the filters below to find and compare flights from Ontario to Poland that are best for you.

Fly from

Ontario

Fly to

Poland

Route

Depart

Return

Price

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Wed 11/26

6:45 am-4:20 pm

2 stops24h 35m

Warsaw Frederic Chopin

Wed 12/10

6:35 am-11:03 pm

2 stops25h 28m

$484

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Tue 11/25

6:00 am-4:30 pm

2 stops25h 30m

Warsaw Frederic Chopin

Tue 12/9

6:35 am-11:03 pm

2 stops25h 28m

$484

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Mon 11/24

6:00 am-4:05 pm

2 stops25h 05m

Warsaw Frederic Chopin

Wed 12/10

6:35 am-10:40 am

2 stops37h 05m

$489

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Mon 11/24

11:45 am-4:05 pm

2 stops19h 20m

Warsaw Frederic Chopin

Tue 12/9

6:35 am-7:35 pm

2 stops22h 00m

$489

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Wed 10/29

11:48 am-5:00 pm

2 stops21h 12m

Krakow J. Paul II Balice

Wed 11/5

6:00 am-10:22 pm

2 stops25h 22m

$490

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Sun 2/1

6:00 am-4:05 pm

2 stops25h 05m

Warsaw Frederic Chopin

Thu 2/19

6:05 am-11:52 pm

2 stops26h 47m

$490

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Mon 11/24

6:00 am-4:05 pm

2 stops25h 05m

Warsaw Frederic Chopin

Fri 12/12

6:05 am-4:09 pm

2 stops19h 04m

$490

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Tue 11/25

6:00 am-6:55 pm

2 stops27h 55m

Warsaw Frederic Chopin

Fri 12/12

6:05 am-4:09 pm

2 stops19h 04m

$490

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Mon 11/24

6:00 am-4:05 pm

2 stops25h 05m

Warsaw Frederic Chopin

Mon 12/8

12:45 pm-4:09 pm

2 stops36h 24m

$490

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Sun 11/23

10:25 pm-6:55 pm

2 stops35h 30m

Warsaw Frederic Chopin

Fri 12/12

6:05 am-11:10 am

2 stops38h 05m

$490

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 47 results
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Best time to book a flight from Ontario to Poland

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

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Poland (average of $576). Flying from Ontario to Poland in June is currently the most expensive (average of $1,019). 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.

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

Find hourly flight availability from Ontario to Poland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Poland as you normally would.

Related info for your journey

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

  • What airport do you fly from for flights from Ontario to Poland?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Poland. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • How long is the flight from Ontario to Poland?

    Delta, KLM, and United Airlines can get you from Ontario to Poland in just under 18h 21m. Your travel time can differ by up to 6h 14m. Airlines will cover a distance of 6063 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Ontario to Poland?

    While some choose either Ontario - Krakow J. Paul II Balice or Ontario - Poznan Lawica, Ontario - Warsaw Frederic Chopin is the most popular route from Ontario to Poland.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Poland 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 Ontario to Poland?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Poland (average of $576). Flying from Ontario to Poland in June is currently the most expensive (average of $1,019). 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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