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Cheap flights from Ontario to Warsaw from $250

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Warsaw departing on 7/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Warsaw

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
3:19 pm - 9:40 pm
ONT
-
WAW
22h 21m
2 stops
British Airways Logo
8:55 am - 6:42 pm
WAW
-
ONT
18h 47m
2 stops
$475British Airways
Tue, Mar 17 - Tue, Mar 31
British Airways Logo
5:02 pm - 6:45 pm
ONT
-
WAW
16h 43m
2 stops
British Airways Logo
7:35 am - 10:29 pm
WAW
-
ONT
23h 54m
2 stops
$488British Airways
Tue, Feb 24 - Fri, Mar 6
British Airways Logo
10:56 am - 5:25 pm
ONT
-
WAW
21h 29m
2 stops
British Airways Logo
8:50 am - 10:30 pm
WAW
-
ONT
21h 40m
2 stops
$500British Airways
Thu, Feb 26 - Thu, Mar 12
United Airlines Logo
1:50 pm - 4:30 pm
ONT
-
WAW
18h 40m
2 stops
United Airlines Logo
9:40 am - 9:50 pm
WAW
-
ONT
21h 10m
2 stops
$501United Airlines
Wed, Mar 18 - Wed, Apr 1
United Airlines Logo
11:59 pm - 5:15 pm
ONT
-
WAW
32h 16m
2 stops
United Airlines Logo
9:40 am - 9:56 am
WAW
-
ONT
33h 16m
2 stops
$502United Airlines
Sat, Mar 28 - Wed, Apr 8
United Airlines Logo
6:15 am - 4:30 pm
ONT
-
WAW
26h 15m
2 stops
United Airlines Logo
2:20 pm - 12:18 pm
WAW
-
ONT
29h 58m
2 stops
$504United Airlines
Fri, Mar 13 - Fri, Mar 20
United Airlines Logo
1:53 pm - 4:30 pm
ONT
-
WAW
41h 37m
2 stops
United Airlines Logo
6:30 am - 10:57 pm
WAW
-
ONT
24h 27m
2 stops
$505United Airlines
Sat, Feb 28 - Sat, Mar 14
United Airlines Logo
1:50 pm - 4:30 pm
ONT
-
WAW
18h 40m
2 stops
United Airlines Logo
6:40 am - 10:45 pm
WAW
-
ONT
25h 05m
2 stops
$507United Airlines
Thu, Mar 26 - Mon, Apr 6
British Airways Logo
2:39 pm - 6:45 pm
ONT
-
WAW
20h 06m
2 stops
British Airways Logo
7:15 am - 11:59 pm
WAW
-
ONT
24h 44m
2 stops
$511British Airways
Mon, Mar 9 - Mon, Mar 16
United Airlines Logo
5:00 am - 1:50 pm
ONT
-
WAW
23h 50m
2 stops
United Airlines Logo
9:20 am - 9:59 pm
WAW
-
ONT
21h 39m
2 stops
$516United Airlines
Fri, Feb 13 - Fri, Feb 20

British Airways flights from Ontario to Warsaw Frederic Chopin Airport

Our best British Airways deals on Ontario to Warsaw Frederic Chopin Airport flight tickets
British Airways
Mar 17
ONT3:19 pmOntario
22h 21m
2 stops
WAW9:40 pmWarsaw Frederic Chopin
Mar 31
WAW8:55 amWarsaw Frederic Chopin
18h 47m
2 stops
ONT6:42 pmOntario
$475
British Airways
Feb 24
ONT5:02 pmOntario
16h 43m
2 stops
WAW6:45 pmWarsaw Frederic Chopin
Mar 6
WAW7:35 amWarsaw Frederic Chopin
23h 54m
2 stops
ONT10:29 pmOntario
$488
British Airways
Feb 26
ONT10:56 amOntario
21h 29m
2 stops
WAW5:25 pmWarsaw Frederic Chopin
Mar 12
WAW8:50 amWarsaw Frederic Chopin
21h 40m
2 stops
ONT10:30 pmOntario
$500

United Airlines flights from Ontario to Warsaw Frederic Chopin Airport

Our best United Airlines deals on Ontario to Warsaw Frederic Chopin Airport flight tickets
United Airlines
Mar 18
ONT1:50 pmOntario
18h 40m
2 stops
WAW4:30 pmWarsaw Frederic Chopin
Apr 1
WAW9:40 amWarsaw Frederic Chopin
21h 10m
2 stops
ONT9:50 pmOntario
$501
United Airlines
Mar 28
ONT11:59 pmOntario
32h 16m
2 stops
WAW5:15 pmWarsaw Frederic Chopin
Apr 8
WAW9:40 amWarsaw Frederic Chopin
33h 16m
2 stops
ONT9:56 amOntario
$502
United Airlines
Mar 13
ONT6:15 amOntario
26h 15m
2 stops
WAW4:30 pmWarsaw Frederic Chopin
Mar 20
WAW2:20 pmWarsaw Frederic Chopin
29h 58m
2 stops
ONT12:18 pmOntario
$504

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Warsaw Frederic Chopin Airport 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, momondo users made 832,500 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Ontario to Warsaw Frederic Chopin Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Tue 3/17

3:19 pm-9:40 pm

2 stops22h 21m

Warsaw Frederic Chopin

Tue 3/31

8:55 am-6:42 pm

2 stops18h 47m

$475

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Tue 2/24

5:02 pm-6:45 pm

2 stops16h 43m

Warsaw Frederic Chopin

Fri 3/6

7:35 am-10:29 pm

2 stops23h 54m

$488

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Thu 2/26

10:56 am-5:25 pm

2 stops21h 29m

Warsaw Frederic Chopin

Thu 3/12

8:50 am-10:30 pm

2 stops21h 40m

$500

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Wed 3/18

1:50 pm-4:30 pm

2 stops18h 40m

Warsaw Frederic Chopin

Wed 4/1

9:40 am-9:50 pm

2 stops21h 10m

$501

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Sat 3/28

11:59 pm-5:15 pm

2 stops32h 16m

Warsaw Frederic Chopin

Wed 4/8

9:40 am-9:56 am

2 stops33h 16m

$502

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Fri 3/13

6:15 am-4:30 pm

2 stops26h 15m

Warsaw Frederic Chopin

Fri 3/20

2:20 pm-12:18 pm

2 stops29h 58m

$504

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Sat 2/28

1:53 pm-4:30 pm

2 stops41h 37m

Warsaw Frederic Chopin

Sat 3/14

6:30 am-10:57 pm

2 stops24h 27m

$505

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Thu 3/26

1:50 pm-4:30 pm

2 stops18h 40m

Warsaw Frederic Chopin

Mon 4/6

6:40 am-10:45 pm

2 stops25h 05m

$507

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Mon 3/9

2:39 pm-6:45 pm

2 stops20h 06m

Warsaw Frederic Chopin

Mon 3/16

7:15 am-11:59 pm

2 stops24h 44m

$511

OntarioWarsaw

ONT - WAW

ONTWAW

Ontario

Fri 2/13

5:00 am-1:50 pm

2 stops23h 50m

Warsaw Frederic Chopin

Fri 2/20

9:20 am-9:59 pm

2 stops21h 39m

$516

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Ontario to Warsaw Frederic Chopin Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Warsaw Frederic Chopin Airport?

The cheapest day to depart from Ontario to Warsaw Frederic Chopin Airport is on a Wednesday when prices can be found for as low as $969. Flights from Ontario to Warsaw Frederic Chopin Airport on a Sunday will generally be more expensive and average around $1,156. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Warsaw Frederic Chopin Airport?

The cheapest time of day to fly to Warsaw Frederic Chopin Airport is in the afternoon when flights can be purchased for as low as $1,030. Flights in the evening are often more expensive with an average ticket price of $1,109.

When to book flights from Ontario to Warsaw Frederic Chopin Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Warsaw Frederic Chopin Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Warsaw Frederic Chopin Airport (ONT to WAW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Warsaw Frederic Chopin Airport

Fastest flight time

16h 43m

Direct flights

None
The fastest flight from Ontario to Warsaw Frederic Chopin Airport takes 16h 43m
There are no direct flights from Ontario to Warsaw Frederic Chopin Airport. There are no popular flight routes from Ontario to Warsaw Frederic Chopin Airport.
Search flight deals

  • How far is Ontario to Warsaw Frederic Chopin by plane?

    There are 5972.2 mi between Ontario and Warsaw Frederic Chopin. By plane, this route typically takes 16h 43m.

  • When did momondo last update prices for flights from Ontario Airport to Warsaw Frederic Chopin Airport?

    Prices for flights from Ontario Airport to Warsaw Frederic Chopin Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Ontario Airport to Warsaw Frederic Chopin Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Warsaw Frederic Chopin Airport.

  • What documentation or ID do you need to fly to Warsaw Frederic Chopin Airport?

    The required travel and health documents for your Warsaw Frederic Chopin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Warsaw Frederic Chopin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Warsaw?

Book flights to Warsaw if you plan to visit one of these locations
Kielce
Kazimierz Dolny

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Warsaw?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Warsaw from Ontario.

Can I find flights from Ontario to Warsaw with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Warsaw from Ontario with this policy.

How can momondo help me find flights from Ontario to Warsaw?

Once all potential Ontario to Warsaw flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Warsaw right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Warsaw flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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