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Krakow

$359+ Cheap flights from Ontario (ONT) to Krakow (KRK)

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KRK
Jun 12 — Jun 191
Fri 6/12
Fri 6/19
1 adult, Economy
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Cheap flight deals from Ontario to Krakow

Cheapest flights from Ontario to Krakow
Explore the most affordable flight options available from Ontario to Krakow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.

This United Airlines deal was found by Cheapflights users on 5/11. 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 8/151:18 pm
ONT
-
KRK
2 stops38h 22m
United Airlines
Sun 11/16:10 am
KRK
-
ONT
2 stops24h 11m
United Airlines
Deal found 5/11$716
This United Airlines deal was found by Cheapflights users on 5/11. 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 11/87:00 am
ONT
-
KRK
2 stops24h 50m
United Airlines
Wed 11/1110:10 am
KRK
-
ONT
2 stops21h 16m
United Airlines
Deal found 5/11$758
This United Airlines deal was found by Cheapflights users on 5/12. 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 9/37:00 am
ONT
-
KRK
2 stops18h 35m
United Airlines
Thu 9/1011:10 am
KRK
-
ONT
2 stops19h 49m
United Airlines
Deal found 5/12$759
This United Airlines deal was found by Cheapflights users on 5/12. 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 9/25:00 am
ONT
-
KRK
2 stops22h 40m
United Airlines
Mon 9/712:40 pm
KRK
-
ONT
2 stops38h 31m
United Airlines
Deal found 5/12$764
This United Airlines deal was found by Cheapflights users on 5/11. 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 9/159:01 am
ONT
-
KRK
2 stops18h 39m
United Airlines
Thu 9/241:25 pm
KRK
-
ONT
2 stops18h 34m
United Airlines
Deal found 5/11$774
This United Airlines deal was found by Cheapflights users on 5/10. 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 5/115:00 am
ONT
-
KRK
2 stops22h 40m
United Airlines
Mon 5/1812:40 pm
KRK
-
ONT
2 stops19h 19m
United Airlines
Deal found 5/10$802
This United Airlines deal was found by Cheapflights users on 5/12. 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 8/219:01 am
ONT
-
KRK
2 stops19h 14m
United Airlines
Mon 8/3110:55 am
KRK
-
ONT
2 stops20h 04m
United Airlines
Deal found 5/12$817
This Delta deal was found by Cheapflights users on 5/13. 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 9/65:05 pm
ONT
-
KRK
2 stops16h 25m
Delta
Wed 9/236:30 am
KRK
-
ONT
2 stops19h 46m
Delta
Deal found 5/13$826
This Delta deal was found by Cheapflights users on 5/13. 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.
Sat 9/51:00 pm
ONT
-
KRK
2 stops19h 25m
Delta
Wed 9/236:30 am
KRK
-
ONT
2 stops19h 46m
Delta
Deal found 5/13$829
This United Airlines deal was found by Cheapflights users on 5/11. 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 9/19:01 am
ONT
-
KRK
2 stops18h 39m
United Airlines
Sat 9/56:00 am
KRK
-
ONT
2 stops21h 12m
United Airlines
Deal found 5/11$836
This KAYAK deal was found by Cheapflights users on 5/12. 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.
Tue 7/76:00 am
ONT
-
KRK
2 stops22h 30m
Lufthansa
Tue 9/291:25 pm
KRK
-
ONT
2 stops18h 34m
Lufthansa
Deal found 5/12$837
This United Airlines deal was found by Cheapflights users on 5/10. 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 5/1510:37 am
ONT
-
KRK
2 stops17h 03m
United Airlines
Fri 6/56:00 am
KRK
-
ONT
2 stops20h 28m
United Airlines
Deal found 5/10$857

Find flight deals from Ontario to Krakow

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Krakow (KRK). 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 May 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$716
(United Airlines)

One-way from

$359
(United Airlines)

Popular in

June

Cheapest in

January

Average price

$759
Provider with most accurate pricing for Ontario-Krakow J. Paul II Balice flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Krakow J. Paul II Balice flights.
Search Deals
From Ontario to Krakow J. Paul II Balice
Search Deals
One-way flight from Ontario to Krakow J. Paul II Balice
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($210 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Krakow 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 13, 2026.
Use the filters below to find and compare flights from Ontario to Krakow that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Sun 11/8

7:00 am-4:50 pm

2 stops24h 50m

Krakow J. Paul II Balice

Wed 11/11

10:10 am-9:21 pm

2 stops20h 11m

$758
Quickest round-trip

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Sun 9/6

5:05 pm-6:30 pm

2 stops16h 25m

Krakow J. Paul II Balice

Wed 9/23

6:30 am-5:16 pm

2 stops19h 46m

$826

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Sat 7/25

1:18 pm-6:25 pm

2 stops44h 07m

Krakow J. Paul II Balice

Mon 8/10

10:55 am-7:57 pm

2 stops42h 02m

$905

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Tue 6/2

1:50 pm-6:20 pm

2 stops43h 30m

Krakow J. Paul II Balice

Tue 6/9

6:10 am-10:37 pm

2 stops25h 27m

$964

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Wed 10/7

12:35 pm-6:55 pm

2 stops21h 20m

Krakow J. Paul II Balice

Wed 10/14

7:55 pm-5:47 pm

2 stops30h 52m

$966

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Tue 10/6

9:10 pm-8:35 am

2 stops50h 25m

Krakow J. Paul II Balice

Tue 10/13

9:30 am-11:42 pm

2 stops23h 12m

$1,035

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Mon 5/25

5:00 am-12:40 pm

2 stops22h 40m

Krakow J. Paul II Balice

Thu 6/25

6:10 am-5:54 pm

2 stops20h 44m

$1,066

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Wed 5/27

1:50 pm-6:20 pm

2 stops19h 30m

Krakow J. Paul II Balice

Fri 6/26

6:00 am-10:37 pm

2 stops25h 37m

$1,080

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Sun 5/24

6:30 am-10:10 am

2 stops18h 40m

Krakow J. Paul II Balice

Tue 6/23

1:25 pm-10:37 pm

2 stops18h 12m

$1,080

OntarioKrakow

ONT - KRK

ONTKRK

Ontario

Sun 5/24

6:30 am-10:10 am

2 stops18h 40m

Krakow J. Paul II Balice

Fri 6/26

6:00 am-10:37 pm

2 stops25h 37m

$1,080

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/9

Showing 1-10 of 22 resultsSorted by cheapest first
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3

Compare providers for flights from Ontario to Krakow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Krakow in May.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

Have a flexible travel schedule? Discover the best time to fly to Krakow 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.

Reviews of airlines servicing Krakow

Get insights into the airlines that provide service to Krakow. 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 Krakow. Reviews last updated May 13, 2026.
See what other customers who have flown with United Airlines from Ontario to Krakow have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,706 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

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
9,706 reviews
United Airlines
7.4
Good
9,706 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

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 Krakow. 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 Ontario to Krakow?

    A quick flight from Ontario to Krakow can take about 16h 25m. United Airlines provides one of the quickest options available for as low as $826. The distance between Ontario and Krakow is about 6063 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Ontario to Krakow round-trip?

    United Airlines, at $528, was found to be the cheapest airline from Ontario to Krakow..

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Krakow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Ontario to Krakow

Discover the top airline that operate flights from Ontario to Krakow. 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 May 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$528Average$657FlexibilityNo cancel feeOn-time69%

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