$436 Cheap British Airways flights from Ontario to Madrid (ONT to MAD)

Find The Best Day To Fly from Ontario to Madrid

Amazing British Airways ONT to MAD Flight Deals

The cheapest flights to Adolfo Suárez Madrid-Barajas found within the past 7 days were $525 round trip and $436 one way. Prices and availability subject to change. Additional terms may apply.

Mon, Sep 22 - Thu, Oct 2
ONT
Ontario
MAD
Madrid
$525 Roundtrip, found 6 days ago
$525
Roundtrip
found 6 days ago
Select British Airways flight, departing Mon, Sep 22 from Ontario to Madrid, returning Thu, Oct 2, priced at $525 found 6 days ago
Mon, Nov 3 - Tue, Nov 11
ONT
Ontario
MAD
Madrid
$531 Roundtrip, found 2 days ago
$531
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Nov 3 from Ontario to Madrid, returning Tue, Nov 11, priced at $531 found 2 days ago
Mon, Aug 4 - Wed, Aug 20
ONT
Ontario
MAD
Madrid
$535 Roundtrip, found 2 days ago
$535
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Aug 4 from Ontario to Madrid, returning Wed, Aug 20, priced at $535 found 2 days ago
Sat, Nov 15 - Tue, Nov 25
ONT
Ontario
MAD
Madrid
$542 Roundtrip, found 5 hours ago
$542
Roundtrip
found 5 hours ago
Select British Airways flight, departing Sat, Nov 15 from Ontario to Madrid, returning Tue, Nov 25, priced at $542 found 5 hours ago
Wed, Sep 3 - Tue, Sep 16
ONT
Ontario
MAD
Madrid
$544 Roundtrip, found 2 days ago
$544
Roundtrip
found 2 days ago
Select British Airways flight, departing Wed, Sep 3 from Ontario to Madrid, returning Tue, Sep 16, priced at $544 found 2 days ago
Sat, Nov 15 - Tue, Nov 25
ONT
Ontario
MAD
Madrid
$551 Roundtrip, found 5 hours ago
$551
Roundtrip
found 5 hours ago
Select British Airways flight, departing Sat, Nov 15 from Ontario to Madrid, returning Tue, Nov 25, priced at $551 found 5 hours ago
British Airways Airports
Hop on a(n) British Airways flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
DFWUSADallas-Fort Worth Intl.107
ORDUSAO'Hare Intl.98
MIAUSAMiami Intl.42
LHRGBRHeathrow31
PHLUSAPhiladelphia Intl.26
CLTUSACharlotte-Douglas Intl.23
DUBIRLDublin14
MSYUSALouis Armstrong New Orleans Intl.13
HNDJPNHaneda11
BNAUSANashville Intl.10

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4 out of 5
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Melia Barajas
Melia Barajas
4 out of 5
Avenida de Logrono, 305, Madrid, Madrid
This hotel features a restaurant, a 24-hour gym, and a bar/lounge. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public ...
8.8/10 Excellent! (1,683 reviews)
"The front desk, the room and the restaurant 100 points!!!"

Reviewed on Jun 7, 2025

Melia Barajas
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.