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$400+ 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — WAW
Dec 21 — Dec 281
Sun 12/21
Sun 12/28
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 November 21, 2025.

Round-trip from

$483
(oojo)

One-way from

$400
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$542
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. 21% potential increase in price ($184 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 21, 2025.

This United Airlines deal was found by Cheapflights users on 11/19. 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 11/299:35 pmONT - WAW
2 stops33h 55mUnited Airlines
Thu 12/116:30 amWAW - ONT
2 stops25h 19mUnited Airlines
Deal found 11/19$496
This United Airlines deal was found by Cheapflights users on 11/18. 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 11/181:40 pmONT - WAW
2 stops19h 00mUnited Airlines
Tue 11/252:35 pmWAW - ONT
2 stops17h 16mUnited Airlines
Deal found 11/18$510
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/296:00 amONT - WAW
2 stops31h 30mUnited Airlines
Thu 1/86:05 amWAW - ONT
2 stops20h 38mUnited Airlines
Deal found 11/19$640
This United Airlines deal was found by Cheapflights users on 11/18. 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 12/245:05 amONT - WAW
2 stops32h 25mUnited Airlines
Fri 1/99:20 amWAW - ONT
3 stops35h 57mUnited Airlines
Deal found 11/18$673
This United Airlines deal was found by Cheapflights users on 11/17. 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 12/26:41 pmONT - WAW
2 stops36h 34mUnited Airlines
Tue 1/62:35 pmWAW - ONT
2 stops40h 23mUnited Airlines
Deal found 11/17$836
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:42 amONT - WAW
2 stops17h 13mUnited Airlines
Sat 1/106:30 amWAW - ONT
2 stops25h 23mUnited Airlines
Deal found 11/20$861
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:39 pmONT - WAW
2 stops38h 01mUnited Airlines
Sat 1/102:35 pmWAW - ONT
3 stops53h 43mUnited Airlines
Deal found 11/20$914
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/295:05 amONT - WAW
2 stops32h 25mUnited Airlines
Mon 1/59:15 amWAW - ONT
2 stops45h 43mUnited Airlines
Deal found 11/19$925
This United Airlines deal was found by Cheapflights users on 11/18. 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 12/15:05 amONT - KRK
2 stops22h 05mUnited Airlines
Wed 12/310:10 amKRK - ONT
2 stops20h 39mUnited Airlines
Deal found 11/18$1,031
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Sun 12/2810:42 amONT - WAW
2 stops17h 13mUnited Airlines
Sat 1/109:15 amWAW - ONT
2 stops22h 38mUnited Airlines
Deal found 11/18$1,069
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:05 amONT - KRK
2 stops28h 15mUnited Airlines
Tue 1/612:55 pmKRK - ONT
2 stops42h 03mUnited Airlines
Deal found 11/20$1,160
This United Airlines deal was found by Cheapflights users on 11/17. 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 12/155:05 amONT - KRK
2 stops22h 35mUnited Airlines
Mon 12/221:20 pmKRK - ONT
2 stops18h 05mUnited Airlines
Deal found 11/17$1,180

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 November 21, 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

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Wed 3/25

3:09 pm-12:55 pm

2 stops37h 46m

Krakow J. Paul II Balice

Wed 4/8

8:25 pm-9:56 pm

2 stops34h 31m

$483

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Wed 2/25

6:00 am-12:40 pm

2 stops21h 40m

Krakow J. Paul II Balice

Wed 5/6

2:05 pm-11:06 pm

2 stops18h 01m

$489

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Wed 3/25

1:50 pm-4:50 pm

2 stops19h 00m

Krakow J. Paul II Balice

Wed 4/8

2:05 pm-11:06 pm

2 stops18h 01m

$489

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Wed 3/25

3:09 pm-6:50 pm

2 stops19h 41m

Warsaw Frederic Chopin

Wed 4/8

8:55 am-9:56 pm

2 stops22h 01m

$490

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Wed 3/25

1:00 pm-4:05 pm

2 stops19h 05m

Warsaw Frederic Chopin

Tue 4/7

6:00 am-9:14 pm

2 stops24h 14m

$496

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Wed 1/21

7:30 am-4:20 pm

2 stops23h 50m

Warsaw Frederic Chopin

Mon 2/2

12:45 pm-4:15 pm

2 stops36h 30m

$498

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Thu 3/26

6:00 am-12:40 pm

2 stops22h 40m

Krakow J. Paul II Balice

Sat 4/11

1:25 pm-10:26 pm

2 stops18h 01m

$498

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Tue 3/24

1:50 pm-10:30 pm

2 stops24h 40m

Warsaw Frederic Chopin

Tue 4/7

6:40 am-11:06 pm

2 stops25h 26m

$498

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Sat 3/28

11:59 pm-12:35 pm

2 stops27h 36m

Warsaw Frederic Chopin

Thu 4/9

9:40 am-9:55 am

2 stops33h 15m

$498

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Sun 3/22

6:37 pm-12:55 pm

2 stops34h 18m

Warsaw Frederic Chopin

Wed 4/8

9:40 am-9:55 am

2 stops33h 15m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

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, November is the cheapest month in which you can book a flight from Ontario to Poland (average of $385). Flying from Ontario to Poland in June is currently the most expensive (average of $680). 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 November 21, 2025.

A simple way to save on the total cost of your ticket is to fly from Ontario to Poland in the morning. 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 evening.

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 November 21, 2025.
Peruse reviews from past customers who have flown with United Airlines from Ontario to Poland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,029 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,029 reviews
United Airlines
7.4
Good
9,029 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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?

    British Airways, United Airlines, and KLM can get you from Ontario to Poland in just under 19h 05m. Your travel time can differ by up to 18h 41m. Airlines will cover a distance of 5971 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 - Wroclaw Strachowice, 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, November is the cheapest month in which you can book a flight from Ontario to Poland (average of $385). Flying from Ontario to Poland in June is currently the most expensive (average of $680). 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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Top airline flying from Ontario to Poland

Discover the top airline that operate flights from Ontario to Poland. 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 2,558,603 searches. Data last updated November 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$528Average$657FlexibilityNo cancel feeOn-time69%

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