HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Budapest

$405+ Cheap flights from Ontario (ONT) to Budapest (BUD)

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 12/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BUD
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Budapest 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.

Find flight deals from Ontario to Budapest

Cheapest flights from Ontario to Budapest
Explore the most affordable flight options available from Ontario to Budapest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This United Airlines deal was found by Cheapflights users on 11/5. 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 12/2910:42 amONT - BUD
2 stops16h 53mUnited Airlines
Mon 1/122:20 pmBUD - ONT
2 stops17h 33mUnited Airlines
Deal found 11/5$514
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.
Tue 12/3010:42 amONT - BUD
2 stops16h 53mUnited Airlines
Tue 1/137:55 amBUD - ONT
2 stops18h 56mUnited Airlines
Deal found 11/6$516
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 12/2710:42 amONT - BUD
2 stops16h 53mUnited Airlines
Sat 1/109:40 amBUD - ONT
2 stops22h 13mUnited Airlines
Deal found 11/6$766
This United 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:00 amONT - BUD
2 stops17h 20mMultiple Airlines
Thu 12/1110:05 amBUD - ONT
3 stops21h 44mMultiple Airlines
Deal found 11/6$775
This United Airlines deal was found by Cheapflights users on 11/5. 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 12/255:05 amONT - BUD
2 stops23h 35mUnited Airlines
Thu 1/12:25 pmBUD - ONT
2 stops36h 18mUnited Airlines
Deal found 11/5$787
This United Airlines deal was found by Cheapflights users on 11/5. 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 - BUD
2 stops30h 10mUnited Airlines
Sun 1/112:20 pmBUD - ONT
2 stops40h 38mUnited Airlines
Deal found 11/5$833
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.
Fri 12/2610:42 amONT - BUD
2 stops16h 53mUnited Airlines
Fri 1/162:25 pmBUD - ONT
2 stops17h 28mUnited Airlines
Deal found 11/6$884
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 12/71:50 pmONT - BUD
2 stops19h 00mUnited Airlines
Sun 12/216:20 amBUD - ONT
2 stops20h 23mUnited Airlines
Deal found 11/6$920
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.
Mon 12/81:50 pmONT - BUD
2 stops18h 55mUnited Airlines
Mon 12/227:55 amBUD - ONT
2 stops18h 48mUnited Airlines
Deal found 11/6$922
This Delta deal was found by Cheapflights users on 11/5. 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 12/235:10 pmONT - BUD
2 stops39h 00mDelta
Tue 1/612:10 pmBUD - ONT
2 stops56h 44mDelta
Deal found 11/5$951
This United Airlines deal was found by Cheapflights users on 11/5. 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 12/2510:42 amONT - BUD
2 stops27h 38mUnited Airlines
Wed 12/3112:20 pmBUD - ONT
2 stops43h 05mUnited Airlines
Deal found 11/5$982

Cheap flight deals from Ontario to Budapest

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Budapest (BUD). 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 November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$514
(United Airlines)

One-way from

$405
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$581
Provider with most accurate pricing for Ontario-Budapest Ferenc Liszt Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Budapest Ferenc Liszt Intl flights.
Search Deals
From Ontario to Budapest Ferenc Liszt Intl
Search Deals
One-way flight from Ontario to Budapest Ferenc Liszt Intl
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($235 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Budapest 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 6, 2025.
Use the filters below to find and compare flights from Ontario to Budapest that are best for you.

Fly from

Ontario

Fly to

Budapest

Route

Depart

Return

Price

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Tue 2/3

5:05 am-12:35 pm

2 stops22h 30m

Budapest Ferenc Liszt Intl

Tue 2/17

6:05 am-8:50 pm

2 stops23h 45m

$515

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Thu 3/5

7:15 pm-9:10 pm

2 stops16h 55m

Budapest Ferenc Liszt Intl

Thu 3/19

10:05 am-10:35 pm

2 stops20h 30m

$565

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Sat 2/7

3:09 pm-5:30 pm

2 stops17h 21m

Budapest Ferenc Liszt Intl

Sat 2/21

12:00 pm-10:51 pm

2 stops19h 51m

$668

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Sun 4/5

1:33 pm-6:20 pm

2 stops19h 47m

Budapest Ferenc Liszt Intl

Sun 4/19

1:25 pm-10:26 pm

2 stops18h 01m

$679

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Wed 2/25

3:19 pm-5:20 pm

2 stops17h 01m

Budapest Ferenc Liszt Intl

Wed 3/4

8:05 am-7:47 pm

2 stops20h 42m

$719

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Thu 11/27

7:00 am-9:20 am

2 stops17h 20m

Budapest Ferenc Liszt Intl

Thu 12/11

6:20 am-5:37 pm

2 stops20h 17m

$775

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Thu 12/25

5:05 am-1:40 pm

2 stops23h 35m

Budapest Ferenc Liszt Intl

Thu 1/1

2:25 pm-5:43 pm

2 stops36h 18m

$787

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Sun 12/28

6:00 am-9:10 pm

2 stops30h 10m

Budapest Ferenc Liszt Intl

Sun 1/11

2:20 pm-9:58 pm

2 stops40h 38m

$833

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Sat 3/7

7:15 pm-9:10 pm

2 stops16h 55m

Budapest Ferenc Liszt Intl

Sat 3/21

6:20 am-8:45 pm

2 stops22h 25m

$849

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Fri 12/26

10:42 am-12:35 pm

2 stops16h 53m

Budapest Ferenc Liszt Intl

Fri 1/16

2:25 pm-10:53 pm

2 stops17h 28m

$884

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 20 results
1
2

Compare providers for flights from Ontario to Budapest

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 Budapest in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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-Budapest flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Budapest flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Budapest flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Budapest flights, Cheapflights users trust eDreams the most. eDreams 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-Budapest 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 Budapest

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

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

Currently, March is the cheapest month in which you can book a flight from Ontario to Budapest (average of $449). Flying from Ontario to Budapest in June is currently the most expensive (average of $724). 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.

Related info for your journey

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

    United Airlines and British Airways can get you from Ontario to Budapest in just under 17h 21m. Your travel time can differ by up to 5h 09m. There are 6200 mi between Ontario and Budapest. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Ontario to Budapest (average of $449). Flying from Ontario to Budapest in June is currently the most expensive (average of $724). 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.

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.