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$378+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — WAW
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Round-trip from

$450
(British Airways)

One-way from

$378
(British Airways)

Popular in

June

Cheapest in

March

Average price

$708
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. 22% potential increase in price ($206 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/810:54 amONT - WAW
2 stops21h 56mBritish Airways
Tue 9/2311:55 amWAW - ONT
2 stops20h 41mBritish Airways
Deal found 4/30$450
This Delta deal was found by Cheapflights users on 4/29. 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 9/145:05 pmONT - KRK
2 stops15h 05mDelta
Wed 10/12:00 pmKRK - ONT
2 stops18h 46mDelta
Deal found 4/29$533
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/75:05 amONT - WAW
2 stops22h 25mUnited Airlines
Wed 5/146:00 amWAW - ONT
2 stops25h 00mUnited Airlines
Deal found 4/30$583
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 8/265:10 amONT - KRK
2 stops22h 30mUnited Airlines
Tue 9/99:35 amKRK - ONT
2 stops19h 58mUnited Airlines
Deal found 4/29$605
This United deal was found by Cheapflights users on 4/30. 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 8/161:34 pmONT - POZ
2 stops15h 21mMultiple Airlines
Wed 8/276:25 amPOZ - ONT
2 stops23h 08mMultiple Airlines
Deal found 4/30$642
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Mon 5/121:45 pmONT - KTW
2 stops58h 45mUnited Airlines
Thu 6/1210:05 amKTW - ONT
2 stops21h 40mUnited Airlines
Deal found 5/1$665
This United deal was found by Cheapflights users on 4/29. 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.
Sun 11/305:40 amONT - KRK
2 stops28h 10mMultiple Airlines
Tue 12/910:20 amKRK - ONT
2 stops18h 57mMultiple Airlines
Deal found 4/29$766
This Delta deal was found by Cheapflights users on 4/30. 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.
Fri 6/205:08 pmONT - WAW
2 stops16h 47mDelta
Fri 6/2712:25 pmWAW - ONT
2 stops20h 21mDelta
Deal found 4/30$826
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2211:59 pmONT - KRK
2 stops33h 11mAmerican Airlines
Wed 7/238:55 amKRK - ONT
2 stops23h 59mAmerican Airlines
Deal found 4/30$921
This Air France deal was found by Cheapflights users on 4/30. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/171:00 pmONT - POZ
2 stops15h 45mKLM
Wed 8/272:15 pmPOZ - ONT
2 stops18h 28mKLM
Deal found 4/30$1,130
This United deal was found by Cheapflights users on 5/1. 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.
Wed 5/141:20 pmONT - KTW
2 stops15h 50mMultiple Airlines
Wed 6/186:10 amKTW - ONT
2 stops20h 29mMultiple Airlines
Deal found 5/1$1,348
This KAYAK deal was found by Cheapflights users on 4/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/810:54 amONT - WAW
2 stops21h 56mIberia
Tue 9/2311:55 amWAW - ONT
2 stops20h 41mIberia
Deal found 4/30$1,721

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 May 1, 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

Mon 9/8

10:54 am-5:50 pm

2 stops21h 56m

Warsaw Frederic Chopin

Tue 9/23

11:55 am-11:36 pm

2 stops20h 41m

$450

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Sun 9/14

5:05 pm-5:10 pm

2 stops15h 05m

Krakow J. Paul II Balice

Wed 10/1

2:00 pm-11:46 pm

2 stops18h 46m

$533

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Tue 8/26

5:10 am-12:40 pm

2 stops22h 30m

Krakow J. Paul II Balice

Tue 9/9

9:35 am-8:33 pm

2 stops19h 58m

$605

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Fri 8/1

6:39 pm-10:00 pm

2 stops18h 21m

Warsaw Frederic Chopin

Fri 8/15

1:10 pm-10:52 pm

2 stops18h 42m

$616

OntarioPoznan

ONT - POZ

ONTPOZ

Ontario

Sat 8/16

1:34 pm-1:55 pm

2 stops15h 21m

Poznan Lawica

Wed 8/27

6:25 am-8:33 pm

2 stops23h 08m

$642

OntarioKatowice

ONT - KTW

ONTKTW

Ontario

Mon 5/12

1:45 pm-9:30 am

2 stops58h 45m

Katowice Pyrzowice

Thu 6/12

10:05 am-10:45 pm

2 stops21h 40m

$665

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Fri 6/20

5:08 pm-6:55 pm

2 stops16h 47m

Warsaw Frederic Chopin

Fri 6/27

12:25 pm-11:46 pm

2 stops20h 21m

$826

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Sun 6/22

11:59 pm-6:10 pm

2 stops33h 11m

Krakow J. Paul II Balice

Wed 7/23

8:55 am-11:54 pm

2 stops23h 59m

$921

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Sun 6/22

6:32 pm-6:25 pm

2 stops38h 53m

Krakow J. Paul II Balice

Wed 7/30

6:10 am-10:11 pm

3 stops25h 01m

$954

OntarioPoznan

ONT - POZ

ONTPOZ

Ontario

Sun 8/17

1:00 pm-1:45 pm

2 stops15h 45m

Poznan Lawica

Wed 8/27

2:15 pm-11:43 pm

2 stops18h 28m

$1,130

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 21 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 $1,094). 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 May 1, 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.

Rainfall in Poland by month

Plan your trip to Poland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Poland ranges from 0.8 - 2.8 inches per month. July is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Poland when rainfall is around 0.8 in.

Temperature in Poland by month

Plan your trip to Poland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Poland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Poland

Get insights into the airlines that provide service to Poland. 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 Poland. Reviews last updated May 1, 2025.
Read reviews from past customers who have flown Delta, KLM and United Airlines from Ontario to Poland. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,252 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $378. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Ontario to Poland for a low price.

  • 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 $1,094). 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 Ontario to Poland

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