What airlines fly to Bilbao?

Iberia, Lufthansa and Vueling are the top three most popular airlines that fly to Bilbao from Ontario according to our data. Iberia is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Bilbao. Keep in mind that there are 8 different airlines that fly to Bilbao on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to Bilbao?

United Airlines and Iberia are the most popular carriers operating from Ontario to Bilbao

When did momondo last update prices for flights from Ontario Airport to Bilbao Airport?

Prices for flights from Ontario Airport to Bilbao Airport are refreshed on a daily basis.

How old do you have to be to fly from Ontario Airport to Bilbao Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Bilbao Airport.

What documentation or ID do you need to fly to Bilbao Airport?

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

$588 Cheap Flights from Ontario to Bilbao in 2025

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Find the cheapest flights from Ontario to Bilbao

Round-tripOne-way

Cheap round-trip flights

These are some of the best round-trip flight deals from Ontario to Bilbao that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ontario to Bilbao.

Cheap last minute flights

Planning a quick getaway from Ontario to Bilbao? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Bilbao, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Ontario to Bilbao

Find recent round-trip train or bus tickets from Ontario to Bilbao.

All round-trip flight deals from Ontario to Bilbao

The cheapest plane tickets from Ontario to Bilbao found on KAYAK recently.

10:38 am - 4:35 pmONT-BIO

20h 57m2 stops

7:20 am - 9:59 pmBIO-ONT

22h 39m2 stops

$761United Airlines

Find Deal

Thu, Mar 6 - Thu, Mar 13

3:55 pm - 11:25 pmONT-BIO

22h 30m2 stops

7:15 am - 9:58 pmBIO-ONT

23h 43m2 stops

$1,079United Airlines

Find Deal

Fri, Apr 18 - Fri, Apr 25

3:55 pm - 11:25 pmONT-BIO

22h 30m2 stops

6:45 am - 8:42 pmBIO-ONT

22h 57m2 stops

$1,080United Airlines

Find Deal

Thu, Apr 17 - Fri, Apr 25

12:39 pm - 4:30 pmONT-BIO

18h 51m2 stops

7:10 am - 4:19 pmBIO-ONT

18h 09m2 stops

$1,253Delta

Find Deal

Sat, Apr 19 - Sat, Apr 26

12:50 pm - 4:55 pmONT-BIO

19h 05m2 stops

1:30 pm - 11:51 pmBIO-ONT

19h 21m2 stops

$1,350Iberia

Find Deal

Wed, Apr 30 - Sun, May 4

8:38 am - 4:55 pmONT-BIO

23h 17m2 stops

9:15 am - 9:55 pmBIO-ONT

21h 40m2 stops

$1,424American Airlines

Find Deal

Fri, Jul 18 - Sat, Aug 2

3:00 pm - 8:50 pmONT-BIO

20h 50m2 stops

9:15 am - 9:36 pmBIO-ONT

21h 21m2 stops

$1,511Iberia

Find Deal

Wed, Jun 18 - Thu, Jul 10

2:00 pm - 4:40 pmONT-BIO

17h 40m2 stops

6:50 am - 5:22 pmBIO-ONT

19h 32m2 stops

$1,613Delta

Find Deal

Tue, Jun 17 - Thu, Jul 10

12:00 pm - 4:30 pmONT-BIO

19h 30m2 stops

11:05 am - 10:41 pmBIO-ONT

20h 36m2 stops

$1,783KLM

Find Deal

Wed, Jun 18 - Thu, Jul 17

2:00 pm - 4:30 pmONT-BIO

17h 30m2 stops

11:05 am - 10:41 pmBIO-ONT

20h 36m2 stops

$1,803KLM

Find Deal

Thu, Jun 19 - Thu, Jul 17

6:00 am - 6:05 pmONT-BIO

28h 05m2 stops

$588United Airlines

Find Deal

Thu, Mar 13

6:00 am - 9:50 pmONT-BIO

31h 50m3 stops

$626United Airlines

Find Deal

Thu, Mar 13

3:00 pm - 4:55 pmONT-BIO

16h 55m2 stops

$781Iberia

Find Deal

Fri, May 9

4:15 pm - 11:25 pmONT-BIO

22h 10m2 stops

$788United Airlines

Find Deal

Fri, May 16

United Airlines flights from Ontario to Bilbao

Our best United Airlines deals on Ontario to Bilbao flight tickets

United Airlines

Mar 6

ONT10:38 amOntario

20h 57m

2 stops

BIO4:35 pmBilbao

Mar 13

BIO7:20 amBilbao

22h 39m

2 stops

ONT9:59 pmOntario

$761

Find similar

United Airlines

Apr 18

ONT3:55 pmOntario

22h 30m

2 stops

BIO11:25 pmBilbao

Apr 25

BIO7:15 amBilbao

23h 43m

2 stops

ONT9:58 pmOntario

$1,079

Find similar

United Airlines

Apr 17

ONT3:55 pmOntario

22h 30m

2 stops

BIO11:25 pmBilbao

Apr 25

BIO6:45 amBilbao

22h 57m

2 stops

ONT8:42 pmOntario

$1,080

Find similar

Delta flights from Ontario to Bilbao

Our best Delta deals on Ontario to Bilbao flight tickets

Delta

Apr 19

ONT12:39 pmOntario

18h 51m

2 stops

BIO4:30 pmBilbao

Apr 26

BIO7:10 amBilbao

18h 09m

2 stops

ONT4:19 pmOntario

$1,253

Find similar

Delta

Jun 17

ONT2:00 pmOntario

17h 40m

2 stops

BIO4:40 pmBilbao

Jul 10

BIO6:50 amBilbao

19h 32m

2 stops

ONT5:22 pmOntario

$1,613

Find similar

Delta

Jun 19

ONT9:55 amOntario

21h 45m

2 stops

BIO4:40 pmBilbao

Jul 19

BIO7:10 amBilbao

24h 31m

2 stops

ONT10:41 pmOntario

$1,891

Find similar

How to get the cheapest flight ticket from Ontario to Bilbao

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

Prices

Airlines

What is the cheapest day to depart on your flight to Bilbao?

The cheapest day to depart from Ontario to Bilbao is on a Tuesday. Travelers who choose to depart for Bilbao on a Tuesday will often find tickets for as low as $930. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,363. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bilbao.

What is the cheapest time of day to depart on your flight to Bilbao?

Our most recent data shows that the best time of day to fly to Bilbao is at noon. Flights from Ontario to Bilbao during this time can be as low as $901. In the morning is when there is more demand to fly to Bilbao, so prices are often more expensive at around $1,195 per ticket.

When to book flights from Ontario to Bilbao

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

Estimated round-trip price

Cheap Ontario to Bilbao (ONT to BIO) flight deals and tips

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

Best Price Found	$588
Fastest flight time	16h 50m
Direct flights	None
Airports in Bilbao	1 airport

The best one-way flight to Bilbao from Ontario in the past 72 hours is $588. The best round-trip flight deal from Ontario to Bilbao found on momondo in the last 72 hours is $761.

The fastest flight from Ontario to Bilbao takes 16h 50m

There are no direct flights from Ontario to Bilbao. Popular non-direct route for this connection is Ontario Airport - Bilbao Airport.

There is 1 airport near Bilbao: Bilbao (BIO)

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How far is Ontario to Bilbao by plane?
A flight from Ontario to Bilbao will travel around 5691.9 mi. By plane, this route typically takes 16h 50m.
When did momondo last update prices for flights from Ontario Airport to Bilbao Airport?
Prices for flights from Ontario Airport to Bilbao Airport are refreshed on a daily basis.
How old do you have to be to fly from Ontario Airport to Bilbao Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Bilbao Airport.
What documentation or ID do you need to fly to Bilbao Airport?
The required travel and health documents for your Bilbao 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 Bilbao Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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Laredo

Lekeitio

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Bilbao from Ontario which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bilbao from Ontario.

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

Yes momondo offers price alerts on flights to Bilbao from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.