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$1,130+ Cheap flights from Santiago de Compostela (SCQ) to Ontario (ONT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
SCQ — ONT
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Santiago de Compostela to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Santiago de Compostela (SCQ) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$1,130
(lol.travel)
From Santiago de Compostela to Ontario
Search Deals

Find flight deals from Santiago de Compostela to Ontario

Cheapest flights from Santiago de Compostela to Ontario
Explore the most affordable flight options available from Santiago de Compostela to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This lol.travel deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/189:45 pmSCQ - ONT
2 stops54h 09mIberia
Wed 9/2412:47 pmONT - SCQ
2 stops23h 18mIberia
Deal found 7/27$1,130
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/159:20 amSCQ - ONT
2 stops18h 34mMultiple Airlines
Mon 9/2210:53 amONT - SCQ
2 stops17h 12mMultiple Airlines
Deal found 7/28$4,330

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santiago de Compostela to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Santiago de Compostela to Ontario that are best for you.

Fly from

Santiago de Compostela

Fly to

Ontario

Route

Depart

Return

Price

Santiago de CompostelaOntario

SCQ - ONT

SCQONT

Santiago de Compostela

Thu 9/18

9:45 pm-6:54 pm

2 stops54h 09m

Ontario

Wed 9/24

12:47 pm-9:05 pm

2 stops23h 18m

$1,130

Santiago de CompostelaOntario

SCQ - ONT

SCQONT

Santiago de Compostela

Mon 9/15

9:20 am-6:54 pm

2 stops18h 34m

Ontario

Mon 9/22

10:53 am-1:05 pm

2 stops17h 12m

$4,330

Santiago de CompostelaOntario

SCQ - ONT

SCQONT

Santiago de Compostela

Thu 9/11

1:45 pm-11:59 pm

2 stops19h 14m

$1,228

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Santiago de Compostela to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Santiago de Compostela with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown Iberia from Santiago de Compostela to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Iberia
7.0
Good
2,859 reviews

Food

6.3

Comfort

6.7

Overall

7.0

Crew

7.6

Boarding

7.1

Entertainment

6.6

Reviews

1 / 20
2.0
Mediocre

Juan,Jul 2025

ATH - ORD

Was wrongly scheduled and had to rebook in another flight with a different carrier at a higher cost. The entire initial booking experience was horrible.
Iberia
7.0
Good
2,859 reviews
Iberia
7.0
Good
2,859 reviews

Food

6.3

Comfort

6.7

Overall

7.0

Crew

7.6

Boarding

7.1

Entertainment

6.6

Reviews

1 / 20
2.0
Mediocre

Juan,Jul 2025

ATH - ORD

Was wrongly scheduled and had to rebook in another flight with a different carrier at a higher cost. The entire initial booking experience was horrible.

Related info for your journey

Find useful and relevant information for your journey from Santiago de Compostela to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Santiago de Compostela to Ontario that include hotel bookings?

    Yes. In addition to deals on Santiago de Compostela to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santiago de Compostela to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santiago de Compostela to Ontario.

  • Can I find deals for business class flights from Santiago de Compostela to Ontario?

    Yes. Cheapflights offers flight deals from Santiago de Compostela to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santiago de Compostela to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Santiago de Compostela to Ontario (average of $246). Flying from Santiago de Compostela to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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