HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Warsaw

$377+ 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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — WAW
Nov 5 — Nov 121
1 adult
Tue 11/5
Tue 11/12
We work with more than 300 partners to bring you better travel deals

...and more

Find cheap flights from Ontario to Warsaw with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 October 31, 2024.

Round-trip from

$530
(United Airlines)

One-way from

$377
(Mytrip)
From Ontario to Warsaw
Search Deals
One-way flight from Ontario to Warsaw
Search Deals

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 October 31, 2024.

This United Airlines deal was found by Cheapflights users on 10/29. 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 11/123:15 pmONT - WAW
2 stops22h 20mUnited Airlines
Tue 11/196:05 amWAW - ONT
2 stops20h 38mUnited Airlines
Deal found 10/29$530
This British Airways deal was found by Cheapflights users on 10/30. 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.
Sun 11/176:05 amONT - WAW
2 stops30h 30mBritish Airways
Sat 11/231:00 pmWAW - ONT
2 stops38h 33mBritish Airways
Deal found 10/30$549
This United deal was found by Cheapflights users on 10/31. 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 11/146:00 amONT - WAW
2 stops41h 30mMultiple Airlines
Sat 11/236:40 amWAW - ONT
2 stops20h 03mMultiple Airlines
Deal found 10/31$964
This Gurufare deal was found by Cheapflights users on 10/31. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/162:53 pmONT - WAW
2 stops42h 57mIberia
Wed 11/207:40 pmWAW - ONT
2 stops35h 34mIberia
Deal found 10/31$1,558
This KLM deal was found by Cheapflights users on 10/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/76:15 amONT - WAW
2 stops20h 45mKLM
Tue 11/196:05 amWAW - ONT
2 stops25h 56mKLM
Deal found 10/30$5,289
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Mon 11/48:10 amONT - WAW
2 stops28h 25mAmerican Airlines
Mon 11/181:05 pmWAW - ONT
2 stops38h 28mAmerican Airlines
Deal found 10/30$5,359
This Delta deal was found by Cheapflights users on 10/30. 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.
Tue 11/56:15 amONT - WAW
2 stops25h 05mDelta
Tue 11/196:05 amWAW - ONT
2 stops22h 37mDelta
Deal found 10/30$7,729

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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Mon 11/18

2:53 pm-6:45 pm

2 stops18h 52m

$377

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Fri 2/28

11:04 am-12:20 pm

2 stops16h 16m

$409

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Sun 12/1

10:35 am-5:55 pm

2 stops22h 20m

$423

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Wed 11/27

12:58 am-5:50 pm

3 stops31h 52m

$1,495

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Fri 12/20

11:56 am-4:10 pm

2 stops19h 14m

$1,542

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Thu 1/16

7:00 am-5:20 pm

2 stops25h 20m

$3,387

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Fri 12/20

5:05 am-1:55 pm

3 stops23h 50m

$3,780

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Tue 11/12

3:15 pm-10:35 pm

2 stops22h 20m

Warsaw Frederic Chopin

Tue 11/19

6:05 am-5:43 pm

2 stops20h 38m

$530

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Tue 1/28

4:25 pm-6:45 pm

2 stops17h 20m

Warsaw Frederic Chopin

Tue 2/11

8:55 am-6:37 pm

2 stops18h 42m

$547

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Tue 3/18

10:40 am-1:50 pm

2 stops19h 10m

Warsaw Frederic Chopin

Tue 4/1

6:00 am-6:00 pm

2 stops21h 00m

$605

Flights are sorted by cheapest first

Deals found on 10/30

Showing 1-10 of 11 results
1
2

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, November is the cheapest month in which you can book a flight from Ontario to Warsaw (average of $548). Flying from Ontario to Warsaw in June is currently the most expensive (average of $1,119). 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 October 31, 2024.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 23% 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 October 31, 2024.
To help decide which airline to fly from Ontario to Warsaw, see what other customers have to say about British Airways and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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

Delta
8.0
Very good
8,835 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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

United Airlines
7.4
Good
9,240 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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
8,835 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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

Air Canada
7.0
Good
8,095 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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

Iberia
7.0
Good
2,670 reviews
Delta
8.0
Very good
8,835 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

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 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.

  • Can I find flights from Ontario to Warsaw for under $600 on Cheapflights?

    Yes, there are multiple flights from Ontario to Warsaw for under $600. The cheapest flight booked recently is on United Airlines for just $530, but on average you can expect to pay $810.

  • Are there last-minute flights available from Ontario to Warsaw for under $1,100?

    There are currently 6+ open flights from Ontario to Warsaw within the next 7 days for less than $1,100.

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

    Flying on United Airlines is currently your cheapest option to Warsaw, with prices starting at $530. Additional round-trip tickets that might be worth considering are offered by British Airways and Iberia, with the lowest prices starting at $547 and $1,558, respectively.

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

    One-way options have recently been found by users for as low as $377 on British Airways. Other airlines that offer cheap prices include American Airlines from $409 and United Airlines from $423 one-way.

  • What does ONT to WAW mean?

    This is defined as Ontario Airport (ONT) and Warsaw Frederic Chopin Airport (WAW). Codes like Warsaw Frederic Chopin Airport are often used to just call airports uniquely. Warsaw Modlin Airport (WMI), Lublin Airport (LUZ), Łódź-Lublinek Airport (LCJ), Szymany Olsztyn-Mazury Airport (SZY), Radom Airport (RDO) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Ontario to Warsaw that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Warsaw flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Warsaw with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Warsaw flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Ontario to Warsaw that allow pets onboard?

    Many airlines flying from Ontario to Warsaw offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Warsaw?

    Yes, you can often find last-minute deals on Ontario to Warsaw flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Warsaw flight deals updated?

    The Ontario to Warsaw flight deals you see on this page were last updated on 10/31.

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

    Currently, November is the cheapest month in which you can book a flight from Ontario to Warsaw (average of $548). Flying from Ontario to Warsaw in June is currently the most expensive (average of $1,119). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Warsaw

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Frederic Chopin flights
San Francisco to Frederic Chopin flights
Los Angeles to Krakow flights
Ontario to Frederic Chopin flights
San Francisco to Krakow flights
Ontario to Krakow flights
Los Angeles to Wroclaw flights
San Francisco to Gdansk flights
San Jose to Frederic Chopin flights
Los Angeles to Gdansk flights
Long Beach to Frederic Chopin flights
Santa Ana to Frederic Chopin flights
San Diego to Frederic Chopin flights
Los Angeles to Modlin flights
Las Vegas to Frederic Chopin flights
San Francisco to Wroclaw flights
Los Angeles to Poznan flights
Santa Ana to Krakow flights
Oakland to Frederic Chopin flights
Los Angeles to Katowice flights
San Jose to Gdansk flights
Sacramento to Frederic Chopin flights
Burbank to Frederic Chopin flights
San Diego to Gdansk flights
Reno to Frederic Chopin flights
San Jose to Krakow flights
San Diego to Wroclaw flights
San Francisco to Modlin flights
Sacramento to Krakow flights
Las Vegas to Wroclaw flights
San Francisco to Poznan flights
San Diego to Krakow flights
San Francisco to Rzeszow flights
Oakland to Krakow flights
Burbank to Krakow flights
Burbank to Wroclaw flights
Las Vegas to Gdansk flights
Santa Ana to Katowice flights
San Jose to Łódź flights
San Jose to Poznan flights
San Diego to Katowice flights
Ontario to Katowice flights

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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$538Average$555FlexibilityNo cancel feeOn-time70%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines