Cheap Flight Tickets from Ontario (ONT) to Madrid (MAD), Starting at $476

Good to Know: Cheapest and Fastest ONT - MAD Flights

Useful information for finding best airline tickets from Ontario International to Adolfo Suárez Madrid–Barajas on your next trip.

Cheapest Round Trip Flight

$778

DL Delta Airlines • 1 stop • 24h 19m

Oct 06 – Oct 24

The cheapest round trip flight from Ontario to Madrid (ONT-MAD-ONT) is currently $778

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Fastest Flight

22h 20m

The fastest nonstop flight from Ontario to Madrid (ONT-MAD) takes 22h 20m

Top Airlines Flying from Ontario to Madrid

Delta Airline, DL

Delta Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Ontario (ONT) to Madrid (MAD)

Compare and book low fare round-trip air tickets from Ontario to Madrid. Ideal for travelers with confirmed return itineraries.

Oct 06 - Oct 24, Economy
DL
Ontario → Madrid
24h 19m
12:16 PM - 12:15 PM • 1 stop
DL
Ontario → Madrid
34h 15m
9:50 AM - 9:45 PM • 2 stops
$778
Delta Airlines
Oct 06 - Oct 24, Economy
DL
Ontario → Madrid
24h 19m
12:16 PM - 12:15 PM • 1 stop
DL
Ontario → Madrid
27h 10m
12:45 PM - 8:15 PM • 1 stop
$778
Delta Airlines
Oct 06 - Oct 24, Economy
DL
Ontario → Madrid
33h 28m
7:07 AM - 12:15 PM • 1 stop
DL
Ontario → Madrid
27h 8m
9:50 AM - 5:18 PM • 1 stop
$778
Delta Airlines
Sep 25 - Oct 09, Economy
DL
Ontario → Madrid
24h 16m
12:19 PM - 12:15 PM • 1 stop
DL
Ontario → Madrid
33h 30m
12:45 PM - 11:55 PM • 2 stops
$778
Delta Airlines
Sep 25 - Oct 09, Economy
DL
Ontario → Madrid
33h 30m
7:05 AM - 12:15 PM • 1 stop
DL
Ontario → Madrid
31h 48m
2:35 PM - 12:43 AM • 2 stops
$778
Delta Airlines
Sep 25 - Oct 09, Economy
DL
Ontario → Madrid
24h 16m
12:19 PM - 12:15 PM • 1 stop
DL
Ontario → Madrid
30h 30m
12:45 PM - 10:15 PM • 1 stop
$778
Delta Airlines

Fly from Ontario to Madrid with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Ontario to Madrid? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Ontario to Madrid Flights

What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to MAD?
The most popular airline flying from Ontario to Madrid are
Can I fly from ONT to MAD non-stop?
NO
Which airlines fly nonstop between Ontario and Madrid?
The non-stop flights between Ontario and Madrid are .
What’s the earliest departure time from ONT to MAD Airport?
The earliest flight leaves ONT at 7:05 am and lands in MAD - Adolfo Suárez Madrid–Barajas
What are the airports in Madrid?
MAD
Can I make changes to my Ontario to Madrid flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to MAD?
Read the fare rules of the Ontario to Madrid air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Madrid?
operate flights between Ontario and Madrid
How long does a flight from Ontario to Madrid take?
It takes approximately 12 hour to fly non-stop from ONT to MAD, which is 5808.01 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Madrid (MAD) ?
In the past couple of days, the cheapest tickets to MAD from ONT were found on DL : USD 778
Do I need a passport to fly between ONT and MAD?
Yes
What’s the latest departure time from ONT to MAD ?
The last flight leaves ONT at 12:19 pm

Ontario (ONT) to Madrid (MAD): Airport Information

Origin Airport Ontario International , Ontario, US
Destination Airport Adolfo Suárez Madrid–Barajas , Madrid, ES
Distance 5808 miles

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