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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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — WAW
Dec 8 — Dec 151
Mon 12/8
Mon 12/15
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 8, 2025.

Round-trip from

$488
(United Airlines)

One-way from

$400
(Delta)

Popular in

June

Cheapest in

November

Average price

$545
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 ($182 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($27 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 8, 2025.

This United Airlines deal was found by Cheapflights users on 11/7. 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 11/116:38 pmONT - KRK
2 stops37h 12mUnited Airlines
Wed 12/1010:10 amKRK - ONT
2 stops19h 32mUnited Airlines
Deal found 11/7$487
This United Airlines deal was found by Cheapflights users on 11/6. 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 12/66:41 pmONT - KRK
2 stops19h 54mUnited Airlines
Sat 12/131:20 pmKRK - ONT
2 stops18h 29mUnited Airlines
Deal found 11/6$495
This United Airlines deal was found by Cheapflights users on 11/7. 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 11/266:00 amONT - WAW
2 stops31h 30mUnited Airlines
Thu 12/116:30 amWAW - ONT
2 stops38h 48mUnited Airlines
Deal found 11/7$495
This United Airlines deal was found by Cheapflights users on 11/6. 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 12/286:00 amONT - WAW
2 stops31h 30mUnited Airlines
Fri 1/162:20 pmWAW - ONT
2 stops17h 33mUnited Airlines
Deal found 11/6$496
This United Airlines deal was found by Cheapflights users on 11/8. 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 12/3110:42 amONT - WAW
2 stops17h 13mUnited Airlines
Mon 1/122:35 pmWAW - ONT
2 stops17h 18mUnited Airlines
Deal found 11/8$497
This Delta deal was found by Cheapflights users on 11/7. 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 stops25h 05mDelta
Mon 12/812:45 pmWAW - ONT
2 stops56h 49mDelta
Deal found 11/7$500
This United Airlines deal was found by Cheapflights users on 11/7. 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 11/255:05 amONT - WAW
2 stops27h 35mUnited Airlines
Tue 12/96:30 amWAW - ONT
3 stops25h 19mUnited Airlines
Deal found 11/7$502
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Thu 11/271:40 pmONT - WAW
2 stops23h 50mUnited Airlines
Sat 12/131:35 pmWAW - ONT
2 stops18h 14mUnited Airlines
Deal found 11/7$503
This United Airlines deal was found by Cheapflights users on 11/7. 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 stops35h 15mUnited Airlines
Sat 12/136:30 amWAW - ONT
2 stops39h 02mUnited Airlines
Deal found 11/7$505
This United Airlines deal was found by Cheapflights users on 11/6. 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 11/196:00 amONT - WAW
2 stops25h 15mUnited Airlines
Tue 11/251:35 pmWAW - ONT
2 stops41h 56mUnited Airlines
Deal found 11/6$507
This United Airlines deal was found by Cheapflights users on 11/7. 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 11/231:40 pmONT - WAW
2 stops41h 50mUnited Airlines
Sun 12/71:35 pmWAW - ONT
2 stops37h 02mUnited Airlines
Deal found 11/7$510
This United Airlines deal was found by Cheapflights users on 11/7. 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 11/281:40 pmONT - WAW
2 stops23h 50mUnited Airlines
Sun 12/71:35 pmWAW - ONT
2 stops37h 02mUnited Airlines
Deal found 11/7$513

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 8, 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

Tue 4/21

6:00 am-12:40 pm

2 stops21h 40m

Krakow J. Paul II Balice

Tue 4/28

2:05 pm-11:06 pm

2 stops18h 01m

$487

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Tue 1/13

5:05 am-12:40 pm

2 stops22h 35m

Krakow J. Paul II Balice

Tue 1/20

6:00 am-5:51 pm

2 stops20h 51m

$488

OntarioWroclaw

ONT - WRO

ONTWRO

Ontario

Thu 2/5

5:05 am-12:30 pm

2 stops22h 25m

Wroclaw Strachowice

Sat 2/21

6:35 am-5:41 pm

2 stops20h 06m

$489

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Sat 12/6

6:41 pm-11:35 pm

2 stops19h 54m

Krakow J. Paul II Balice

Sat 12/13

1:20 pm-10:49 pm

2 stops18h 29m

$495

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Mon 11/24

1:40 pm-10:30 pm

2 stops47h 50m

Warsaw Frederic Chopin

Fri 12/12

6:40 am-12:32 pm

2 stops38h 52m

$495

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Wed 11/26

6:00 am-10:30 pm

2 stops31h 30m

Warsaw Frederic Chopin

Fri 12/12

6:40 am-12:32 pm

2 stops38h 52m

$495

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Sun 11/23

1:40 pm-4:30 pm

2 stops41h 50m

Warsaw Frederic Chopin

Wed 12/10

6:30 am-12:32 pm

2 stops39h 02m

$495

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Tue 11/25

6:00 am-10:30 pm

2 stops31h 30m

Warsaw Frederic Chopin

Wed 12/10

6:30 am-12:18 pm

2 stops38h 48m

$495

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Mon 11/24

1:29 pm-4:30 pm

2 stops18h 01m

Warsaw Frederic Chopin

Wed 12/10

9:30 am-8:42 pm

2 stops20h 12m

$495

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Sun 11/23

1:40 pm-4:30 pm

2 stops41h 50m

Warsaw Frederic Chopin

Tue 12/9

6:30 am-5:37 pm

2 stops20h 07m

$495

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/7

Showing 1-10 of 54 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 8, 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 8, 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
9,012 reviews

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

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
9,012 reviews
United Airlines
7.4
Good
9,012 reviews

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

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?

    United Airlines and Delta can get you from Ontario to Poland in just under 21h 40m. Your travel time can differ by up to 24h 01m. 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, 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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Alternative routes for Ontario to Poland

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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 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$528Average$657FlexibilityNo cancel feeOn-time69%

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