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Cheap flights from Santiago to Castro from $72

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/5. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — MHC
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Santiago to Castro

Enter your travel dates to find the best prices.

Cheapest flights from Santiago to Castro
Explore the most affordable flight options available from Santiago to Castro. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2026.

Fri 5/611:32
SCL
-
MHC
Nonstop1h 58m
Sky Airline
Sun 7/610:56
MHC
-
SCL
Nonstop1h 47m
Sky Airline
Deal found 16/4$134
Fri 22/511:44
SCL
-
MHC
Nonstop1h 58m
Sky Airline
Sun 31/511:35
MHC
-
SCL
Nonstop1h 47m
Sky Airline
Deal found 14/4$141
Fri 22/511:44
SCL
-
MHC
Nonstop1h 58m
Sky Airline
Fri 5/614:10
MHC
-
SCL
Nonstop1h 47m
Sky Airline
Deal found 15/4$142
Sat 9/513:43
SCL
-
MHC
Nonstop1h 59m
LATAM Airlines
Sun 10/510:14
MHC
-
SCL
Nonstop1h 49m
LATAM Airlines
Deal found 16/4$192
Sat 6/613:43
SCL
-
MHC
Nonstop1h 59m
LATAM Airlines
Sun 7/610:52
MHC
-
SCL
Nonstop1h 49m
LATAM Airlines
Deal found 16/4$206
Fri 1/511:32
SCL
-
MHC
Nonstop1h 58m
Sky Airline
Fri 8/514:10
MHC
-
SCL
Nonstop1h 47m
Sky Airline
Deal found 14/4$245
Sat 25/413:43
SCL
-
MHC
Nonstop1h 59m
Multiple Airlines
Sun 26/411:34
MHC
-
SCL
Nonstop1h 47m
Multiple Airlines
Deal found 16/4$262
Fri 1/511:32
SCL
-
MHC
Nonstop1h 58m
Sky Airline
Sun 3/511:35
MHC
-
SCL
Nonstop1h 47m
Sky Airline
Deal found 16/4$303

Find flight deals from Santiago to Castro

Discover tips and strategies to find the most affordable flight options for your journey from Santiago (SCL) to Castro (MHC). 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 17 April 2026.

Round-trip from

$134

One-way from

$72

Popular in

September

Cheapest in

May

Average price

$148
Sky Airline
  • Sky Airline
  • 5/6-7/6
  • Nonstop
  • 3h 45m total
  • Santiago to Castro
Search Deals
Sky Airline
  • Sky Airline
  • 22/5
  • Nonstop
  • 1h 58m total
  • Santiago to Castro
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Santiago to Castro 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 647,157 searches. Data last updated 17 April 2026.
Use the filters below to find and compare flights from Santiago to Castro that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SantiagoCastro

SCL - MHC

SCLMHC

Santiago Arturo Merino Benitez

Sun 19/7

08:06-10:04

Nonstop1h 58m

Castro Mocopulli

Fri 24/7

14:19-16:05

Nonstop1h 46m

$141

SantiagoCastro

SCL - MHC

SCLMHC

Santiago Arturo Merino Benitez

Fri 22/5

11:44-13:42

Nonstop1h 58m

Castro Mocopulli

Sun 31/5

11:35-13:22

Nonstop1h 47m

$141

SantiagoCastro

SCL - MHC

SCLMHC

Santiago Arturo Merino Benitez

Fri 22/5

11:44-13:42

Nonstop1h 58m

Castro Mocopulli

Fri 5/6

14:10-15:57

Nonstop1h 47m

$142

SantiagoCastro

SCL - MHC

SCLMHC

Santiago Arturo Merino Benitez

Fri 14/8

11:35-13:33

Nonstop1h 58m

Castro Mocopulli

Sun 23/8

14:19-16:05

Nonstop1h 46m

$142

SantiagoCastro

SCL - MHC

SCLMHC

Santiago Arturo Merino Benitez

Sat 9/5

13:43-15:42

Nonstop1h 59m

Castro Mocopulli

Sun 10/5

10:14-12:03

Nonstop1h 49m

$192

SantiagoCastro

SCL - MHC

SCLMHC

Santiago Arturo Merino Benitez

Sat 6/6

13:43-15:42

Nonstop1h 59m

Castro Mocopulli

Sun 7/6

10:52-12:41

Nonstop1h 49m

$206

SantiagoCastro

SCL - MHC

SCLMHC

Santiago Arturo Merino Benitez

Fri 1/5

11:32-13:30

Nonstop1h 58m

Castro Mocopulli

Sun 3/5

11:35-13:22

Nonstop1h 47m

$303
Cheapest one-way
Fastest single journey

SantiagoCastro

SCL - MHC

SCLMHC

Santiago Arturo Merino Benitez

Fri 22/5

11:44-13:42

Nonstop1h 58m

$72

SantiagoCastro

SCL - MHC

SCLMHC

Santiago Arturo Merino Benitez

Sun 3/5

08:57-10:55

Nonstop1h 58m

$72

SantiagoCastro

SCL - MHC

SCLMHC

Santiago Arturo Merino Benitez

Fri 24/4

11:32-13:30

Nonstop1h 58m

$86

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 14 resultsSorted by cheapest first
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Best time to book a flight from Santiago to Castro

Have a flexible travel schedule? Discover the best time to fly to Castro from Santiago with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from Santiago to Castro

How far ahead should I book a flight from Santiago to Castro?

Use this chart to determine the optimal time to book a return flight from Santiago to Castro. Price data was last updated on 10 April 2026.

The best time to book flights from Santiago to Castro is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Santiago to Castro?

Currently, May is the cheapest month in which you can book a flight from Santiago to Castro (average of $124). Flying from Santiago to Castro in September is currently the most expensive (average of $192). 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.

What is the cheapest time of day to fly from SCL to MHC?

Find hourly flight availability from Santiago to Castro. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2026.

When flying from Santiago to Castro, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Santiago to Castro?

Related info for your journey

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

  • How popular is this Santiago to Castro flight route?

    Within the past month, 1 users have taken a look at flights from Santiago Arturo Merino Benitez to Castro Mocopulli.

  • How long is the flight from Santiago to Castro?

    There are many flights that can get you from Santiago to Castro in 1h 58m. Fly via Sky Airline or LATAM Airlines to get the fastest option. The distance between Santiago and Castro is about 1027 km. All flights are typically direct.

  • Can I find deals for flights from Santiago to Castro that include hotel bookings?

    Yes. In addition to deals on Santiago to Castro flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Santiago to Castro?

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

  • Can I find deals for business class flights from Santiago to Castro?

    Yes. Cheapflights offers flight deals from Santiago to Castro 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 to Castro?

    Currently, May is the cheapest month in which you can book a flight from Santiago to Castro (average of $124). Flying from Santiago to Castro in September is currently the most expensive (average of $192). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Castro by adding a car hire and/or hotel booking to your travel itinerary.
Puerto Montt El Tepual Airport car hire
Santiago car hire
Punta Arenas car hire
Puerto Montt car hire

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Santiago to Castro?

Cheapflights makes it easy to find Santiago to Castro flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Santiago to Castro?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Castro from Santiago.

Can Cheapflights find flights from Santiago to Castro with no change fees?

Need flexible booking options for your flight to Castro from Santiago? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Santiago to Castro become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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