$518 Cheap Flights from Ontario International to Adolfo Suárez Madrid–Barajas
One-way
Departing from
Ontario International
Going to
Adolfo Suárez Madrid–Barajas
Madrid (MAD)
Spain • April, 2026
74% AI deal score
$910 $518
Madrid (MAD)
Spain • March, 2026
54% AI deal score
$910 $706
Top Cheap Flight Deals from Ontario International to Adolfo Suárez Madrid–Barajas
Recent round-trip flight deals to Adolfo Suárez Madrid–Barajas
Sat, May 2 - Wed, May 13
Cheapest
Ontario (ONT) - Madrid (MAD)
Iberia Airlines airlines • 1 stop • Dallas (DFW)
Madrid (MAD) - Ontario (ONT)
Iberia Airlines airlines • 1 stop • Dallas (DFW)
$910
$928
+$18
2%
Tue, Aug 11 - Tue, Sep 8
Ontario (ONT) - Madrid (MAD)
Frontier Airlines airlines • 2 stops • Denver (DEN), Munich (MUC)
Madrid (MAD) - Ontario (ONT)
Avianca airlines • 1 stop • San Salvador (SAL)
$983
Sat, May 2 - Wed, May 13
Ontario (ONT) - Madrid (MAD)
Iberia Airlines airlines • 1 stop • Dallas (DFW)
Madrid (MAD) - Ontario (ONT)
Iberia Airlines airlines • 1 stop • Dallas (DFW)
$910
$1,118
+$208
23%
The cheapest time to fly to Adolfo Suárez Madrid–Barajas
Ready to jet to Adolfo Suárez Madrid–Barajas on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights from Ontario International to Adolfo Suárez Madrid–Barajas
Need to get to Adolfo Suárez Madrid–Barajas ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute Flight Deals!
We found flights to Spain departing in the next two weeks for as low as $518.
⌛ Last-Minute
Ontario - MAD
A great last-minute steal for a cross-country flight.
Found 1 week ago
$518
one-way
Facts About Flights from Ontario International to Madrid
To help you plan your journey, here are some quick Madrid flight facts and tips.
Madrid airports
Madrid Airport, officially known as Adolfo Suárez Madrid–Barajas (MAD), is the primary international airport serving Madrid, the capital of Spain. As one of Europe's busiest airports, it serves as a major gateway to both Europe and Latin America. Located just nine kilometers from Madrid's city center, it is easily accessible by metro, train, bus, and taxi. The airport has four terminals, including a satellite terminal, T4S, which are connected by an automated people mover. MAD offers a wide array of services and amenities, including duty-free shopping, restaurants, lounges, and free Wi-Fi, ensuring a comfortable travel experience. Numerous airlines operate from the airport, offering flights to domestic, European, and intercontinental destinations.
Pro tip: search “Madrid (Any)” to see fares to all Madrid airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Adolfo Suárez Madrid–Barajas
Cheapest airport
Madrid–Barajas Airport (MAD)
Madrid–Barajas Airport (MAD) is the main international airport serving Madrid, Spain. As the biggest and busiest airport in Spain, it is the primary hub for Iberia and Air Europa. With Barajas offering flights to destinations all over the world, you're sure to start your Spanish adventure here!
Nonstop vs. 1-stop
70+ cities
Madrid–Barajas Airport is a major hub connecting Europe and Latin America; popular routes include connections to Barcelona, Paris, and various South American destinations.
Number of airlines
50+ airlines
Madrid is a bustling hub served by over 50 airlines, connecting you to destinations far and wide with popular choices like Iberia, Air Europa for full-service travel, and Ryanair or Vueling for budget-friendly options!
MAD Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
MAD airport insights
Best days to catch a deal
Tue, Wed
Based on the provided data, Saturday is the day with the most deals for Adolfo Suárez Madrid–Barajas airport. You're also likely to find deals on Fridays.
Avg. deal survival time
11.8 hours
Deals from Adolfo Suárez Madrid–Barajas airport last an average of 11.8 hours. This means you need to act fast when you find a deal you like!
Rare deal frequency
17 deals
We discovered 17 rare deals for Adolfo Suárez Madrid–Barajas Airport in the last month alone. These exceptional deals, identified by an AI Deal Score of 90+, typically include mistake fares, special promotions, or ultra-discounts.
Average price drop
-78%
The average price drop for flights to Adolfo Suárez Madrid–Barajas Airport is 78.0%, indicating a high potential for finding deals. Travelers can save significantly on flights to Madrid by monitoring prices and booking when they drop.
Next 4 weeks: deal forecast
Adolfo Suárez Madrid–Barajas Airport Next Month Forecast
Based on current trends, flight prices to Adolfo Suárez Madrid–Barajas Airport are expected to remain stable next month. There are no significant price drops or increases anticipated.
Top 5 biggest price drops (last 3 months)
Found on March 20
Nottingham - MAD
$1,140 → $70
94%
Found on March 23
Debrecen - MAD
$1,085 → $132
88%
Found on March 21
Sun Valley - MAD
$3,750 → $490
87%
Found on March 21
Zaragoza - MAD
$855 → $116
86%
Found on March 19
Hurghada - MAD
$620 → $92
85%
Check these nearby airports too
Looking for more options? These airports near MAD sometimes drop rare deals too:
Lisbon Portela (LIS)
~6 rare deals/month
Porto (OPO)
~9 rare deals/month
Valencia (VLC)
~3 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially LIS and OPO for long-haul deal surprises.
When Is the Best Time to Fly from Ontario International to Adolfo Suárez Madrid–Barajas
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Adolfo Suárez Madrid–Barajas:
Cheapest month
January
Cheapest month
January is typically the cheapest month to fly to Madrid. The city is less crowded, allowing you to explore its attractions at your own pace without the usual throngs of tourists. Plus, you can often snag great deals on flights and accommodations, making it a budget-friendly time to visit this beautiful capital.
Best day to book
Tuesday
Best day to book
Tuesday is often the best day to book a flight to Madrid. Airlines tend to release deals early in the week to fill up seats. Keep an eye out on Tuesdays to potentially save some serious cash on your flight to Madrid.
Cheapest days to fly
Wednesday
Cheapest days to fly
Wednesday is generally the cheapest day to fly to Madrid. Mid-week flights often come with lower fares as business travel decreases. Flying on a Wednesday can make your trip to Madrid more affordable, leaving you with extra spending money for tapas and tours.
Advance booking sweet spot
2 months
Advance booking sweet spot
Booking your flight to Madrid about 2 months in advance is often the sweet spot. This timeframe typically balances lower prices with decent availability. Booking around this time can help you secure a better deal and ensure you get the flights you want.
Adolfo Suárez Madrid–Barajas Airports & Ground Transportation
One big question for travelers is which Adolfo Suárez Madrid–Barajas airport to fly into. Here’s a quick guide to Adolfo Suárez Madrid–Barajas’s airports and how to get to the city from each:
Madrid–Barajas Airport (MAD)
Hola from Madrid–Barajas Airport, your gateway to the vibrant Spanish capital! As the primary international airport serving Madrid, it stands as one of Europe's busiest, offering a plethora of amenities including duty-free shops, restaurants, and VIP lounges to make your travel experience smoother than a flamenco dancer's moves. Strategically located just nine kilometers from Madrid's bustling city center, it's superbly connected via Metro, Cercanías train, and readily available taxi and bus services, ensuring a swift transition from runway to tapas bars. The airport's modern architecture and efficient services reflect Spain's commitment to welcoming visitors with open arms. Navigating to the city center is a breeze, with the Metro being a cost-effective and speedy option, whisking you away to central Madrid in under 20 minutes.
Tip: Consider purchasing a rechargeable transport card for easy access to Madrid's Metro and bus network upon arrival.
Other airports
While Madrid–Barajas Airport is the main hub, consider nearby options! Valladolid Airport offers fewer crowds but requires a 2-hour bus ride to Madrid. Alternatively, Salamanca Airport, though further, connects via train, making it a scenic route with potential cost savings, if you don't mind the longer travel!
What to Do in Madrid
Madrid isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Madrid, organized by interest:
Sightseeing & landmarks
Madrid is full of iconic landmarks! Visit the Royal Palace, the official residence of the Spanish Royal Family, and explore the beautiful Retiro Park, a green oasis in the heart of the city. Don't forget to stroll through Plaza Mayor, a stunning square surrounded by historic buildings.
Arts & culture
Madrid boasts a rich artistic and cultural scene. Explore world-class museums like the Prado Museum, home to masterpieces by Spanish masters such as Goya and Velázquez. Catch a flamenco show for a passionate display of Spanish dance and music.
Food & nightlife
Get ready for a culinary adventure in Madrid! Sample traditional tapas at local bars, indulge in delicious paella, and sip on refreshing sangria. As the sun sets, experience Madrid's vibrant nightlife with its bustling bars, clubs, and live music venues.
Shopping & fashion
Shop 'til you drop in Madrid! From high-end boutiques on Gran Vía to unique finds in the trendy Malasaña neighborhood, Madrid offers a diverse shopping experience. Explore local markets for souvenirs and artisanal products.
Nearby getaways
Escape the city and explore the charming towns near Madrid. Visit Toledo, a UNESCO World Heritage site with a rich history and stunning architecture, or explore the medieval city of Segovia, famous for its Roman aqueduct.
No matter your interest – be it art, food, nightlife, or nature – Madrid has something for everyone. And the best part? Many events and attractions refresh throughout the year, so there’s always something new to experience each visit.
Events in Madrid This Month
rotten city basement: damon jee, álvaro cabana
Get tickets to see Alvaro Cabana with Damon Jee at EL SÓTANO in Madrid on February 28, 2026, at 11:59 PM.
pablo lesuit - camino de las rocas
Save Pablo Lesuit to your favorites and discover events tailored for you in Madrid.
la odisea
A journey full of adventures awaits! Héctor Urién presents The Odyssey told to children as a fun, dynamic, and engaging family show in Madrid. This performance brings the classic tale to life for a new generation.
homenaje a morricone & ludovico einaudi
Find tickets for the tribute to Ennio Morricone & Ludovico Einaudi at the Auditorio Nacional Sala de Camara in Madrid on February 28, 2026.
Madrid Weather
Weather in Madrid
Wed, Mar 25
10%
21° 4°
10%
Thu, Mar 26
Frequently Asked Questions About Flights to Adolfo Suárez Madrid–Barajas
Pro Tips for Finding Cheap Flights to Adolfo Suárez Madrid–Barajas
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Adolfo Suárez Madrid–Barajas flights:
Be a Booking Birdie: Snag the best flight deals to Madrid by booking well in advance. Airlines often reward early birds with lower prices, so plan ahead and watch those savings soar!
Fly on the Fly: Consider flying on weekdays or during off-peak seasons. Avoiding weekend warriors and holiday crowds can lead to significantly cheaper flights to the vibrant capital of Spain.
