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?

As of August 2026, there is 1 operator available to choose from 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.

$396 Cheap Flights from Ontario to Budapest in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Budapest

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One-way

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6:53 pm - 9:20 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

17h 27m2 stops San Francisco Munich Franz Josef Strauss

6:40 am - 8:20 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

22h 40m2 stops Frankfurt am Main Denver Intl

$737United Airlines

Tue, Jan 5 - Tue, Jan 19

6:53 pm - 9:20 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

17h 27m2 stops San Francisco Munich Franz Josef Strauss

10:00 am - 9:21 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

20h 21m2 stops Frankfurt am Main Houston George Bush Intcntl

$737United Airlines

Wed, Jan 20 - Wed, Feb 3

6:53 pm - 9:20 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

17h 27m2 stops San Francisco Munich Franz Josef Strauss

10:00 am - 9:21 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

20h 21m2 stops Frankfurt am Main Houston George Bush Intcntl

$737United Airlines

Wed, Jan 6 - Wed, Jan 20

1:29 pm - 4:25 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

17h 56m2 stops Denver Intl Munich Franz Josef Strauss

10:00 am - 8:15 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

19h 15m2 stops Frankfurt am Main San Francisco

$737United Airlines

Tue, Nov 10 - Tue, Nov 24

6:53 pm - 9:20 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

17h 27m2 stops San Francisco Munich Franz Josef Strauss

6:40 am - 6:44 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

21h 04m2 stops Frankfurt am Main Chicago O'Hare Intl

$738United Airlines

Wed, Feb 3 - Wed, Feb 17

1:29 pm - 4:25 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

17h 56m2 stops Denver Intl Munich Franz Josef Strauss

2:25 pm - 6:47 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

37h 22m2 stops Frankfurt am Main Chicago O'Hare Intl

$757United Airlines

Mon, Nov 9 - Mon, Nov 16

1:22 pm - 11:30 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

25h 08m2 stops Denver Intl Munich Franz Josef Strauss

10:00 am - 8:15 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

19h 15m2 stops Frankfurt am Main San Francisco

$767United Airlines

Tue, Oct 6 - Tue, Nov 17

6:53 pm - 9:20 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

17h 27m2 stops San Francisco Munich Franz Josef Strauss

6:40 am - 8:20 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

22h 40m2 stops Frankfurt am Main Denver Intl

$787United Airlines

Thu, Jan 7 - Thu, Jan 21

1:56 pm - 6:15 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

19h 19m2 stops San Francisco Frankfurt am Main

2:15 pm - 10:51 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

17h 36m2 stops Frankfurt am Main San Francisco

$788Lufthansa

Mon, Sep 21 - Wed, Oct 7

11:54 am - 5:50 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

20h 56m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

6:00 am - 5:19 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

20h 19m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$797Delta

Tue, Sep 22 - Tue, Sep 29

Cheap last minute flights

Enter your travel dates to find the best prices.

1:18 pm - 4:50 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

18h 32m2 stops Denver Intl Munich Franz Josef Strauss

2:25 pm - 10:59 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

17h 34m2 stops Frankfurt am Main San Francisco

$962United Airlines

Wed, Aug 12 - Thu, Aug 20

11:59 pm - 2:40 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

29h 41m2 stops New York John F Kennedy Intl Belgrade Nikola Tesla

11:25 am - 10:37 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

44h 12m2 stops Belgrade Nikola Tesla New York John F Kennedy Intl

$1,783Air Serbia

Sun, Aug 16 - Mon, Aug 31

6:08 am - 9:40 amONT Ontario-BUD Budapest Ferenc Liszt Intl

18h 32m2 stops San Francisco Toronto Pearson Intl

11:45 am - 10:35 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

19h 50m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$2,099Multiple Airlines

Fri, Aug 14 - Sun, Aug 23

7:00 am - 9:45 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

29h 45m2 stops Portland Frankfurt am Main

9:00 am - 11:24 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

23h 24m2 stops Istanbul Seattle/Tacoma Intl

$7,430Multiple Airlines

Sat, Aug 15 - Sun, Aug 23

11:13 pm - 8:05 amONT Ontario-BUD Budapest Ferenc Liszt Intl

47h 52m2 stops New York John F Kennedy Intl Istanbul

9:00 am - 10:44 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

22h 44m2 stops Istanbul New York John F Kennedy Intl

$7,771Turkish Airlines

Sat, Aug 15 - Sun, Aug 23

11:59 pm - 1:15 pmONT Ontario-BUD Budapest Ferenc Liszt Intl

28h 16m2 stops New York John F Kennedy Intl Istanbul

8:35 pm - 9:59 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

58h 24m2 stops Istanbul New York John F Kennedy Intl

$7,941Turkish Airlines

Fri, Aug 14 - Thu, Aug 20

7:00 am - 9:40 amONT Ontario-BUD Budapest Ferenc Liszt Intl

17h 40m2 stops Chicago O'Hare Intl Toronto Pearson Intl

11:45 am - 10:35 pmBUD Budapest Ferenc Liszt Intl-ONT Ontario

19h 50m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$9,108Multiple Airlines

Sat, Aug 15 - Sun, Aug 23

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British Airways flights from Ontario to Budapest

Our best British Airways deals on Ontario to Budapest flight tickets

British Airways

Nov 11

ONT2:22 pmOntario

17h 58m

2 stops

BUD5:20 pmBudapest Ferenc Liszt Intl

Nov 25

BUD8:05 amBudapest Ferenc Liszt Intl

20h 00m

2 stops

ONT7:05 pmOntario

$850

British Airways

Nov 12

ONT2:22 pmOntario

17h 58m

2 stops

BUD5:20 pmBudapest Ferenc Liszt Intl

Nov 26

BUD7:15 amBudapest Ferenc Liszt Intl

20h 50m

2 stops

ONT7:05 pmOntario

$926

British Airways

Dec 9

ONT2:56 pmOntario

17h 24m

2 stops

BUD5:20 pmBudapest Ferenc Liszt Intl

Dec 23

BUD8:05 amBudapest Ferenc Liszt Intl

22h 47m

2 stops

ONT9:52 pmOntario

$1,118

United Airlines flights from Ontario to Budapest

Our best United Airlines deals on Ontario to Budapest flight tickets

United Airlines

Nov 10

ONT1:29 pmOntario

17h 56m

2 stops

BUD4:25 pmBudapest Ferenc Liszt Intl

Nov 24

BUD10:00 amBudapest Ferenc Liszt Intl

19h 15m

2 stops

ONT8:15 pmOntario

$737

United Airlines

Feb 3

ONT6:53 pmOntario

17h 27m

2 stops

BUD9:20 pmBudapest Ferenc Liszt Intl

Feb 17

BUD6:40 amBudapest Ferenc Liszt Intl

21h 04m

2 stops

ONT6:44 pmOntario

$738

United Airlines

Nov 9

ONT1:29 pmOntario

17h 56m

2 stops

BUD4:25 pmBudapest Ferenc Liszt Intl

Nov 16

BUD2:25 pmBudapest Ferenc Liszt Intl

37h 22m

2 stops

ONT6:47 pmOntario

$757

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioBudapest

ONT Ontario - BUD Budapest Ferenc Liszt Intl

ONTBUD

Ontario

Tue 1/5

6:53 pm-9:20 pm

2 stops17h 27m

Budapest Ferenc Liszt Intl

Tue 1/19

6:40 am-8:20 pm

2 stops22h 40m

$737

OntarioBudapest

ONT Ontario - BUD Budapest Ferenc Liszt Intl

ONTBUD

Ontario

Wed 1/20

6:53 pm-9:20 pm

2 stops17h 27m

Budapest Ferenc Liszt Intl

Wed 2/3

10:00 am-9:21 pm

2 stops20h 21m

$737

OntarioBudapest

ONT Ontario - BUD Budapest Ferenc Liszt Intl

ONTBUD

Ontario

Wed 1/6

6:53 pm-9:20 pm

2 stops17h 27m

Budapest Ferenc Liszt Intl

Wed 1/20

10:00 am-9:21 pm

2 stops20h 21m

$737

OntarioBudapest

ONT Ontario - BUD Budapest Ferenc Liszt Intl

ONTBUD

Ontario

Tue 11/10

1:29 pm-4:25 pm

2 stops17h 56m

Budapest Ferenc Liszt Intl

Tue 11/24

10:00 am-8:15 pm

2 stops19h 15m

$737

OntarioBudapest

ONT Ontario - BUD Budapest Ferenc Liszt Intl

ONTBUD

Ontario

Wed 2/3

6:53 pm-9:20 pm

2 stops17h 27m

Budapest Ferenc Liszt Intl

Wed 2/17

6:40 am-6:44 pm

2 stops21h 04m

$738

OntarioBudapest

ONT Ontario - BUD Budapest Ferenc Liszt Intl

ONTBUD

Ontario

Mon 11/9

1:29 pm-4:25 pm

2 stops17h 56m

Budapest Ferenc Liszt Intl

Mon 11/16

2:25 pm-6:47 pm

2 stops37h 22m

$757

OntarioBudapest

ONT Ontario - BUD Budapest Ferenc Liszt Intl

ONTBUD

Ontario

Tue 10/6

1:22 pm-11:30 pm

2 stops25h 08m

Budapest Ferenc Liszt Intl

Tue 11/17

10:00 am-8:15 pm

2 stops19h 15m

$767

OntarioBudapest

ONT Ontario - BUD Budapest Ferenc Liszt Intl

ONTBUD

Ontario

Thu 1/7

6:53 pm-9:20 pm

2 stops17h 27m

Budapest Ferenc Liszt Intl

Thu 1/21

6:40 am-8:20 pm

2 stops22h 40m

$787

Quickest round-trip

OntarioBudapest

ONT Ontario - BUD Budapest Ferenc Liszt Intl

ONTBUD

Ontario

Mon 9/21

1:56 pm-6:15 pm

2 stops19h 19m

Budapest Ferenc Liszt Intl

Wed 10/7

2:15 pm-10:51 pm

2 stops17h 36m

$788

OntarioBudapest

ONT Ontario - BUD Budapest Ferenc Liszt Intl

ONTBUD

Ontario

Tue 9/22

11:54 am-5:50 pm

2 stops20h 56m

Budapest Ferenc Liszt Intl

Tue 9/29

6:00 am-5:19 pm

2 stops20h 19m

$797

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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?

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

What airlines fly to Budapest?

Lufthansa, Scandinavian Airlines and Condor 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 29% of people opting to fly with this airline when traveling to Budapest. Keep in mind that there are 15 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 27m
Direct flights	None

The fastest flight from Ontario to Budapest takes 17h 27m

There are no direct flights from Ontario to Budapest. There are no popular flight routes from Ontario to Budapest.

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Frequently asked questions about flying from Ontario to Budapest

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 27m 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?
As of August 2026, there is 1 operator available to choose from 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?
momondo data reveals that the most frequently booked airline on the route from Ontario to Budapest is United Airlines, representing 100% of all bookings.

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 Airlines	PriceFrom $553	Free Cancellation	Rating 7.4 10,099 reviews		Search United Airlines flights

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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Cheap flights from Ontario to Budapest from $396

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 10/1. 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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British Airways flights from Ontario to Budapest

Our best British Airways deals on Ontario to Budapest flight tickets

United Airlines flights from Ontario to Budapest

Our best United Airlines deals on Ontario to Budapest flight tickets

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How to get the cheapest flight ticket from Ontario to Budapest

What is the cheapest airline that flies from Ontario to Budapest Ferenc Liszt Intl?

What airlines fly to Budapest?

When to book flights from Ontario to Budapest

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

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Traveling to a place near Budapest?

Why use momondo?

An easier way to manage your Budapest trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Hungary

Airports servicing Hungary

Fly your favorite airline to Budapest

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Budapest

List of cabin classes available on flights landing in Budapest. Availability may vary depending on flight origin and airline.

Popular cities in Hungary

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Ontario

According to popular flight searches on momondo this year

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