How long is the flight to Ontario?

The duration of your flight to Ontario depends on your departure and arrival airports. Obviously, any flights that include a layover will also be longer. The most popular routes to Ontario on KAYAK are from Lisbon , which takes 12h 25m , Porto , which takes 18h 15m, Faro , which takes 32h 55m, and Ponta Delgada , which takes 35h 00m.

How far is Ontario Airport from central Ontario?

Ontario Airport is 3 miles from the center of Ontario.

What is the name of Ontario’s airport?

Ontario is served by Ontario Airport, also commonly referred to as Ontario or Ontario Intl. The airport code is ONT.

How does KAYAK find such low prices on flights to Ontario?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Ontario.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Ontario?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights to Ontario?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Ontario?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

How many direct flights to Ontario are there each day?

There are around 159 direct flights from within Portugal to Ontario every day. Most flights depart in the morning, with 34% of flights departing in the morning.

How many direct flights to Ontario are there each week?

Each week there are around 1,110 direct flights from within Portugal to Ontario. The most common day for departures is Sunday, with 19% of flights taking off on this day.

What are the most popular airlines flying to Ontario?

The most popular airline among KAYAK users flying to Ontario is TAP AIR PORTUGAL, followed by British Airways and Iberia.

$649 CHEAP FLIGHTS from Portugal to Ontario

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Flight Deals

Cheap Flights from Portugal to Ontario

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Portugal to Ontario

Thu, Oct 29 - Thu, Nov 12

5:50 pm - 7:28 pmLIS Lisbon Humberto Delgado-ONT Ontario

32h 38m2 stops Kastrup Copenhagen San Francisco

12:01 pm - 9:50 pmONT Ontario-LIS Lisbon Humberto Delgado

25h 49m3 stops San Francisco Kastrup Copenhagen Stockholm Arlanda

$837Multiple Airlines

Thu, Feb 4 - Mon, Feb 8

8:20 am - 11:16 pmLIS Lisbon Humberto Delgado-ONT Ontario

22h 56m2 stops Madrid Barajas Chicago O'Hare Intl

5:44 am - 2:55 pmONT Ontario-LIS Lisbon Humberto Delgado

25h 11m2 stops Dallas/Fort Worth London Heathrow

$849American Airlines

Thu, Feb 4 - Mon, Feb 8

8:20 am - 11:16 pmLIS Lisbon Humberto Delgado-ONT Ontario

22h 56m2 stops Madrid Barajas Chicago O'Hare Intl

7:00 am - 12:05 pmONT Ontario-LIS Lisbon Humberto Delgado

21h 05m2 stops Dallas/Fort Worth London Heathrow

$850American Airlines

Thu, Feb 4 - Mon, Feb 8

8:20 am - 11:16 pmLIS Lisbon Humberto Delgado-ONT Ontario

22h 56m2 stops Madrid Barajas Chicago O'Hare Intl

5:44 am - 2:55 pmONT Ontario-LIS Lisbon Humberto Delgado

25h 11m2 stops Dallas/Fort Worth London Heathrow

$851American Airlines

Sun, Dec 20 - Thu, Dec 31

11:05 am - 9:57 pmLIS Lisbon Humberto Delgado-ONT Ontario

18h 52m2 stops Philadelphia Phoenix Sky Harbor Intl

12:41 pm - 2:50 pmONT Ontario-LIS Lisbon Humberto Delgado

18h 09m2 stops Dallas/Fort Worth London Heathrow

$857American Airlines

Mon, Dec 21 - Fri, Jan 1

11:05 am - 10:54 pmLIS Lisbon Humberto Delgado-ONT Ontario

19h 49m2 stops Philadelphia Charlotte Douglas

7:00 am - 9:05 amONT Ontario-LIS Lisbon Humberto Delgado

18h 05m2 stops Dallas/Fort Worth Philadelphia

$863American Airlines

Thu, Oct 29 - Thu, Nov 12

2:20 pm - 10:42 amLIS Lisbon Humberto Delgado-ONT Ontario

27h 22m2 stops Orlando Denver Intl

6:25 am - 10:30 amONT Ontario-LIS Lisbon Humberto Delgado

20h 05m2 stops Denver Intl Orlando

$911Multiple Airlines

Sat, Feb 13 - Sat, Feb 20

5:00 am - 8:30 pmLIS Lisbon Humberto Delgado-ONT Ontario

23h 30m2 stops Frankfurt am Main San Francisco

6:00 am - 8:10 amONT Ontario-LIS Lisbon Humberto Delgado

18h 10m2 stops Houston George Bush Intcntl Newark

$994United Airlines

Tue, Nov 24 - Sat, Dec 5

5:00 am - 8:15 pmLIS Lisbon Humberto Delgado-ONT Ontario

23h 15m2 stops Frankfurt am Main San Francisco

5:45 am - 8:10 amONT Ontario-LIS Lisbon Humberto Delgado

18h 25m2 stops Houston George Bush Intcntl Newark

$995United Airlines

Mon, Jan 18 - Sun, Jan 24

6:00 am - 5:47 pmLIS Lisbon Humberto Delgado-ONT Ontario

19h 47m2 stops Munich Franz Josef Strauss San Francisco

6:00 am - 8:10 amONT Ontario-LIS Lisbon Humberto Delgado

18h 10m2 stops Houston George Bush Intcntl Newark

$1,007United Airlines

Booking Insights

KAYAK's insights & trends for flights to Ontario

Get data-powered insights and trends for flights to Ontario to help you find the cheapest flights, the best time to fly and much more.

Airlines

What are the most popular airlines flying to Ontario?: The most popular airline among KAYAK users flying to Ontario is TAP AIR PORTUGAL, followed by British Airways and Iberia.

Find deals

How far is Ontario Airport from central Ontario?
Ontario Airport is 3 miles from the center of Ontario.
What is the name of Ontario’s airport?
Ontario is served by Ontario Airport, also commonly referred to as Ontario or Ontario Intl. The airport code is ONT.
How does KAYAK find such low prices on flights to Ontario?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Ontario.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Ontario?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights to Ontario?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Ontario?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
How many direct flights to Ontario are there each week?
Each week there are around 1,110 direct flights from within Portugal to Ontario. The most common day for departures is Sunday, with 19% of flights taking off on this day.