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Cheap flights from Ontario to Budapest from $309

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 Budapest departing on 8/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ontario to Budapest

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:37 am - 1:25 pm
ONT
-
BUD
17h 48m
2 stops
United Airlines Logo
2:10 pm - 10:59 pm
BUD
-
ONT
17h 49m
2 stops
$681United Airlines
Mon, May 4 - Mon, May 18
United Airlines Logo
7:00 am - 12:35 pm
ONT
-
BUD
20h 35m
2 stops
United Airlines Logo
5:55 am - 6:19 pm
BUD
-
ONT
21h 24m
2 stops
$688United Airlines
Tue, Aug 18 - Tue, Aug 25
United Airlines Logo
10:37 am - 12:35 pm
ONT
-
BUD
16h 58m
2 stops
United Airlines Logo
9:45 am - 10:46 pm
BUD
-
ONT
22h 01m
2 stops
$719United Airlines
Mon, May 11 - Mon, May 25
United Airlines Logo
10:37 am - 4:50 pm
ONT
-
BUD
21h 13m
2 stops
United Airlines Logo
6:00 am - 5:56 pm
BUD
-
ONT
20h 56m
2 stops
$720United Airlines
Mon, May 11 - Wed, May 27
United Airlines Logo
6:30 am - 11:30 pm
ONT
-
BUD
32h 00m
2 stops
United Airlines Logo
1:20 pm - 8:52 pm
BUD
-
ONT
40h 32m
2 stops
$730United Airlines
Wed, Jul 29 - Wed, Aug 12
United Airlines Logo
7:00 am - 12:35 pm
ONT
-
BUD
20h 35m
2 stops
United Airlines Logo
5:55 am - 6:11 pm
BUD
-
ONT
21h 16m
2 stops
$737United Airlines
Tue, Aug 18 - Tue, Aug 25
British Airways Logo
1:00 pm - 11:55 am
ONT
-
BUD
37h 55m
2 stops
British Airways Logo
7:55 am - 10:14 pm
BUD
-
ONT
23h 19m
2 stops
$755British Airways
Wed, Aug 12 - Wed, Aug 26
United Airlines Logo
6:00 am - 4:50 pm
ONT
-
BUD
25h 50m
2 stops
United Airlines Logo
9:45 am - 10:59 pm
BUD
-
ONT
22h 14m
2 stops
$763United Airlines
Mon, May 11 - Mon, May 18
British Airways Logo
1:00 pm - 10:50 am
ONT
-
BUD
36h 50m
2 stops
British Airways Logo
7:20 am - 11:06 pm
BUD
-
ONT
24h 46m
2 stops
$781British Airways
Tue, Aug 11 - Tue, Aug 25
United Airlines Logo
10:37 am - 1:30 pm
ONT
-
BUD
17h 53m
2 stops
United Airlines Logo
5:55 am - 8:04 pm
BUD
-
ONT
23h 09m
2 stops
$789United Airlines
Sun, May 10 - Sun, May 24

British Airways flights from Ontario to Budapest

Our best British Airways deals on Ontario to Budapest flight tickets
British Airways
Aug 12
ONT1:00 pmOntario
37h 55m
2 stops
BUD11:55 amBudapest Ferenc Liszt Intl
Aug 26
BUD7:55 amBudapest Ferenc Liszt Intl
23h 19m
2 stops
ONT10:14 pmOntario
$755
British Airways
Aug 11
ONT1:00 pmOntario
36h 50m
2 stops
BUD10:50 amBudapest Ferenc Liszt Intl
Aug 25
BUD7:20 amBudapest Ferenc Liszt Intl
24h 46m
2 stops
ONT11:06 pmOntario
$781
British Airways
Aug 13
ONT4:54 pmOntario
23h 11m
2 stops
BUD1:05 amBudapest Ferenc Liszt Intl
Aug 26
BUD7:55 amBudapest Ferenc Liszt Intl
24h 11m
2 stops
ONT11:06 pmOntario
$805

United Airlines flights from Ontario to Budapest

Our best United Airlines deals on Ontario to Budapest flight tickets
United Airlines
May 4
ONT10:37 amOntario
17h 48m
2 stops
BUD1:25 pmBudapest Ferenc Liszt Intl
May 18
BUD2:10 pmBudapest Ferenc Liszt Intl
17h 49m
2 stops
ONT10:59 pmOntario
$681
United Airlines
Aug 18
ONT7:00 amOntario
20h 35m
2 stops
BUD12:35 pmBudapest Ferenc Liszt Intl
Aug 25
BUD5:55 amBudapest Ferenc Liszt Intl
21h 24m
2 stops
ONT6:19 pmOntario
$688
United Airlines
May 11
ONT10:37 amOntario
16h 58m
2 stops
BUD12:35 pmBudapest Ferenc Liszt Intl
May 25
BUD9:45 amBudapest Ferenc Liszt Intl
22h 01m
2 stops
ONT10:46 pmOntario
$719

momondo 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, momondo users made 832,500 searches. Data last updated March 19, 2026.
Use the filters below to find and compare flights from Ontario to Budapest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Mon 5/4

10:37 am-1:25 pm

2 stops17h 48m

Budapest Ferenc Liszt Intl

Mon 5/18

2:10 pm-10:59 pm

2 stops17h 49m

$681

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Tue 8/18

7:00 am-12:35 pm

2 stops20h 35m

Budapest Ferenc Liszt Intl

Tue 8/25

5:55 am-6:19 pm

2 stops21h 24m

$688

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Mon 5/11

10:37 am-12:35 pm

2 stops16h 58m

Budapest Ferenc Liszt Intl

Mon 5/25

9:45 am-10:46 pm

2 stops22h 01m

$719

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Mon 5/11

10:37 am-4:50 pm

2 stops21h 13m

Budapest Ferenc Liszt Intl

Wed 5/27

6:00 am-5:56 pm

2 stops20h 56m

$720

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Wed 7/29

6:30 am-11:30 pm

2 stops32h 00m

Budapest Ferenc Liszt Intl

Wed 8/12

1:20 pm-8:52 pm

2 stops40h 32m

$730

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Tue 8/18

7:00 am-12:35 pm

2 stops20h 35m

Budapest Ferenc Liszt Intl

Tue 8/25

5:55 am-6:11 pm

2 stops21h 16m

$737

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Wed 8/12

1:00 pm-11:55 am

2 stops37h 55m

Budapest Ferenc Liszt Intl

Wed 8/26

7:55 am-10:14 pm

2 stops23h 19m

$755

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Mon 5/11

6:00 am-4:50 pm

2 stops25h 50m

Budapest Ferenc Liszt Intl

Mon 5/18

9:45 am-10:59 pm

2 stops22h 14m

$763

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Tue 8/11

1:00 pm-10:50 am

2 stops36h 50m

Budapest Ferenc Liszt Intl

Tue 8/25

7:20 am-11:06 pm

2 stops24h 46m

$781

OntarioBudapest

ONT - BUD

ONTBUD

Ontario

Sun 5/10

10:37 am-1:30 pm

2 stops17h 53m

Budapest Ferenc Liszt Intl

Sun 5/24

5:55 am-8:04 pm

2 stops23h 09m

$789

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Budapest from

How to get the cheapest flight ticket from Ontario to Budapest

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 airline that flies from Ontario to Budapest Ferenc Liszt Intl?

British Airways and American Airlines are the most popular carriers operating from Ontario to Budapest Ferenc Liszt Intl

What airlines fly to Budapest?

Lufthansa, Scandinavian Airlines and SWISS are the top three most popular airlines that fly to Budapest from Ontario according to our data. Lufthansa is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Budapest. Keep in mind that there are 14 different airlines that fly to Budapest on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Budapest

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

Cheap Ontario to Budapest (ONT to BUD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Budapest

Fastest flight time

17h 40m

Direct flights

None
The fastest flight from Ontario to Budapest takes 17h 40m
There are no direct flights from Ontario to Budapest. There are no popular flight routes from Ontario to Budapest.
Search flight deals

  • How far is Ontario to Budapest Ferenc Liszt Intl by plane?

    The distance between Ontario and Budapest Ferenc Liszt Intl is about 6192.0 mi. Typically, this will take 17h 40m by plane in normal conditions.

  • When did momondo last update prices for flights from Ontario Airport to Budapest Ferenc Liszt Intl Airport?

    Prices for flights from Ontario Airport to Budapest Ferenc Liszt Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ontario Airport to Budapest Ferenc Liszt Intl Airport?

  • How old do you have to be to fly from Ontario Airport to Budapest Ferenc Liszt Intl 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 Budapest Ferenc Liszt Intl Airport.

  • What documentation or ID do you need to fly to Budapest Ferenc Liszt Intl Airport?

    The required travel and health documents for your Budapest Ferenc Liszt Intl 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 Budapest Ferenc Liszt Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Ontario to Budapest?

Best airlines flying from Ontario to Budapest

Compare and see reviews for airlines that fly from Ontario to Budapest with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $553Free CancellationRating
7.4
9,439 reviews
Search United Airlines flights

Traveling to a place near Budapest?

Book flights to Budapest if you plan to visit one of these locations
Siófok
Szeged
Eger
Kecskemét
Szentendre

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Budapest. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Ontario to Budapest flights to just show those with flexible booking policies.

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

Once you have performed a search for Ontario to Budapest flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Ontario to Budapest 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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