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$412+ Cheap flights from Ontario (ONT) to Warsaw

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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — WAW
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Ontario to Warsaw

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Warsaw (WA1). 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 January 21, 2025.

Round-trip from

$492
(Booking.com)

One-way from

$412
(British Airways)
From Ontario to Warsaw
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One-way flight from Ontario to Warsaw
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Find flight deals from Ontario to Warsaw

Cheapest flights from Ontario to Warsaw
Explore the most affordable flight options available from Ontario to Warsaw. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Booking.com deal was found by Cheapflights users on 1/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2510:57 amONT - WAW
2 stops23h 48mBritish Airways
Tue 4/88:55 amWAW - ONT
2 stops23h 56mBritish Airways
Deal found 1/21$492
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Sun 2/210:47 amONT - WAW
2 stops16h 53mUnited Airlines
Fri 2/149:35 amWAW - ONT
2 stops20h 05mUnited Airlines
Deal found 1/20$562
This United deal was found by Cheapflights users on 1/21. 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.
Thu 2/201:00 pmONT - WAW
2 stops19h 50mMultiple Airlines
Thu 2/276:35 amWAW - ONT
2 stops23h 05mMultiple Airlines
Deal found 1/21$649
This oojo deal was found by Cheapflights users on 1/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/197:00 amONT - WAW
2 stops27h 50mIberia
Sun 3/306:15 pmWAW - ONT
2 stops38h 39mIberia
Deal found 1/21$902

Find flights from Ontario to Warsaw within your budget

Customize your flight search to find flights from Ontario to Warsaw 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Tue 3/25

10:57 am-6:45 pm

2 stops23h 48m

Warsaw Frederic Chopin

Tue 4/8

8:55 am-11:51 pm

2 stops23h 56m

$492

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Sun 2/2

10:47 am-12:40 pm

2 stops16h 53m

Warsaw Frederic Chopin

Fri 2/14

9:35 am-8:40 pm

2 stops20h 05m

$562

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Thu 2/20

1:00 pm-5:50 pm

2 stops19h 50m

Warsaw Frederic Chopin

Thu 2/27

6:35 am-8:40 pm

2 stops23h 05m

$649

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Wed 3/19

7:00 am-6:50 pm

2 stops27h 50m

Warsaw Frederic Chopin

Sun 3/30

6:15 pm-11:54 pm

2 stops38h 39m

$902

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Tue 1/28

4:25 pm-9:40 pm

2 stops20h 15m

$412

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Tue 3/25

6:45 pm-10:35 pm

2 stops19h 50m

$419

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Best time to book a flight from Ontario to Warsaw

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

Travel insights for flights from Ontario to Warsaw

Get recent, data-driven insights about flights from Ontario to Warsaw including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Warsaw (average of $576). Flying from Ontario to Warsaw in June is currently the most expensive (average of $1,160). 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 WAW?

Find hourly flight availability from Ontario to Warsaw. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 12% on flights from Ontario to Warsaw by exploring options for tickets at noon.

Rainfall in Warsaw by month

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

In terms of precipitation, rainfall in Warsaw 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 Warsaw when rainfall is around 0.8 in.

Temperature in Warsaw by month

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

If weather is an important factor for your trip to Warsaw, 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 Warsaw

Get insights into the airlines that provide service to Warsaw. 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 Warsaw. Reviews last updated January 21, 2025.
United Airlines
7.4
Good
8,984 reviews

Crew

8.1

Food

6.7

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 10

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

United Airlines
7.4
Good
8,984 reviews
United Airlines
7.4
Good
8,984 reviews

Crew

8.1

Food

6.7

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 10

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

Iberia
7.0
Good
2,646 reviews
United Airlines
7.4
Good
8,984 reviews

Crew

8.1

Food

6.7

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 10

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

British Airways
6.6
Okay
6,834 reviews
United Airlines
7.4
Good
8,984 reviews

Crew

8.1

Food

6.7

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 10

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Warsaw. 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 Warsaw?

    If you book a flight to Warsaw from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 0 flights from Ontario to Warsaw per day from 1 airline.

  • What are the cheapest airlines flying from Ontario to Warsaw round-trip?

    Flying on British Airways is currently your cheapest option to Warsaw, with prices starting at $492. Additional round-trip tickets that might be worth considering are offered by United Airlines and Iberia, with the lowest prices starting at $562 and $902, respectively.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Warsaw (average of $576). Flying from Ontario to Warsaw in June is currently the most expensive (average of $1,160). 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 Warsaw

Discover the top airline that operate flights from Ontario to Warsaw. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$538Average$538FlexibilityNo cancel feeOn-time70%
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