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Flights from Santiago to Buenos Aires

Find the cheapest direct flight options from Santiago to Buenos Aires over the next three months. Book one-way tickets from CAD 67 and round-trip tickets from CAD 187.

      • Cheapest nonstop
        SCL 00:35
        2h 5m
        Direct
        AEP 03:40
        Santiago - Buenos Aires | Sat, Jul 11 | Sky Airline
        AEP 21:30
        2h 30m
        Direct
        SCL 23:00
        Buenos Aires - Santiago | Tue, Jul 14 | Sky Airline
        CAD 187 CAD 686
        73% off
        73% off
        CAD 686 CAD 187
      • SCL 15:09
        2h 11m
        Direct
        AEP 18:20
        Santiago - Buenos Aires | Sat, Jul 11 | JetSMART Airlines
        AEP 21:30
        2h 30m
        Direct
        SCL 23:00
        Buenos Aires - Santiago | Tue, Jul 14 | Sky Airline
        CAD 196 CAD 686
        71% off
        71% off
        CAD 686 CAD 196
      • SCL 15:20
        2h 1m
        Direct
        EZE 18:21
        Santiago - Buenos Aires | Sat, Jul 11 | LATAM Airlines
        AEP 09:35
        2h 30m
        Direct
        SCL 11:05
        Buenos Aires - Santiago | Tue, Jul 14 | Sky Airline
        CAD 201 CAD 686
        71% off
        71% off
        CAD 686 CAD 201
      • SCL 20:50
        2h 5m
        Direct
        AEP 23:55
        Santiago - Buenos Aires | Sat, Jul 11 | Aerolineas Argentinas
        AEP 21:30
        2h 30m
        Direct
        SCL 23:00
        Buenos Aires - Santiago | Tue, Jul 14 | Sky Airline
        CAD 202
        71% off
        CAD 686 CAD 202
      • SCL 00:35
        2h 5m
        Direct
        AEP 03:40
        Santiago - Buenos Aires | Sat, Aug 8 | Sky Airline
        AEP 16:20
        2h 28m
        Direct
        SCL 17:48
        Buenos Aires - Santiago | Tue, Aug 11 | JetSMART Airlines
        CAD 208
        70% off
        CAD 686 CAD 208
      • SCL 17:35
        2h 5m
        Direct
        AEP 20:40
        Santiago - Buenos Aires | Tue, Sep 1 | Sky Airline
        AEP 09:35
        2h 30m
        Direct
        SCL 11:05
        Buenos Aires - Santiago | Fri, Sep 4 | Sky Airline
        CAD 208
        70% off
        CAD 686 CAD 208
      • SCL 00:55
        2h 5m
        Direct
        EZE 04:00
        Santiago - Buenos Aires | Fri, Aug 14 | Sky Airline
        AEP 21:30
        2h 30m
        Direct
        SCL 23:00
        Buenos Aires - Santiago | Tue, Aug 18 | Sky Airline
        CAD 209
        70% off
        CAD 686 CAD 209
      • SCL 00:35
        2h 5m
        Direct
        AEP 03:40
        Santiago - Buenos Aires | Sat, Jul 25 | Sky Airline
        AEP 09:35
        2h 30m
        Direct
        SCL 11:05
        Buenos Aires - Santiago | Fri, Jul 31 | Sky Airline
        CAD 209
        70% off
        CAD 686 CAD 209
      • SCL 00:55
        2h 5m
        Direct
        EZE 04:00
        Santiago - Buenos Aires | Tue, Jul 14 | Sky Airline
        AEP 21:30
        2h 30m
        Direct
        SCL 23:00
        Buenos Aires - Santiago | Sun, Jul 19 | Sky Airline
        CAD 507
        26% off
        CAD 686 CAD 507
      • SCL 09:17
        13h 44m
        1 stop
        AEP 00:01
        Santiago - Buenos Aires | Fri, Aug 14 | JetSMART Airlines
        AEP 09:25
        2h 24m
        Direct
        SCL 10:49
        Buenos Aires - Santiago | Sat, Aug 15 | LATAM Airlines
        CAD 204
        70% off
        CAD 686 CAD 204
      • SCL 13:00
        17h 25m
        1 stop
        BUE 14:00
        Santiago - Buenos Aires | Sun, Jul 12 | Normal Airline
        BUE 15:00
        6h
        Direct
        SCL 16:00
        Buenos Aires - Santiago | Tue, Jul 14 | Normal Airline
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      • Cheapest nonstop
        SCL 00:55
        2h 5m
        Direct
        EZE 04:00
        Santiago - Buenos Aires | Sat, Sep 5 | Sky Airline
        CAD 67 CAD 100
        33% off
        33% off
        CAD 100 CAD 67
      • SCL 00:55
        2h 5m
        Direct
        EZE 04:00
        Santiago - Buenos Aires | Tue, Sep 1 | Sky Airline
        CAD 68 CAD 100
        32% off
        32% off
        CAD 100 CAD 68
      • SCL 00:55
        2h 5m
        Direct
        EZE 04:00
        Santiago - Buenos Aires | Thu, Sep 3 | Sky Airline
        CAD 69 CAD 100
        31% off
        31% off
        CAD 100 CAD 69
      • SCL 01:35
        2h 5m
        Direct
        AEP 03:40
        Santiago - Buenos Aires | Sun, Sep 6 | Sky Airline
        CAD 69
        31% off
        CAD 100 CAD 69
      • SCL 01:35
        2h 5m
        Direct
        AEP 03:40
        Santiago - Buenos Aires | Mon, Sep 7 | Sky Airline
        CAD 69
        31% off
        CAD 100 CAD 69
      • SCL 00:35
        2h 5m
        Direct
        AEP 03:40
        Santiago - Buenos Aires | Fri, Sep 4 | Sky Airline
        CAD 70
        30% off
        CAD 100 CAD 70
      • SCL 18:12
        2h 8m
        Direct
        AEP 21:20
        Santiago - Buenos Aires | Thu, Sep 3 | JetSMART Airlines
        CAD 73
        27% off
        CAD 100 CAD 73
      • SCL 19:12
        2h 8m
        Direct
        AEP 21:20
        Santiago - Buenos Aires | Sun, Sep 6 | JetSMART Airlines
        CAD 74
        26% off
        CAD 100 CAD 74
      • SCL 19:12
        2h 8m
        Direct
        AEP 21:20
        Santiago - Buenos Aires | Mon, Sep 7 | JetSMART Airlines
        CAD 74
        26% off
        CAD 100 CAD 74
      • SCL 19:04
        13h 7m
        1 stop
        AEP 09:11
        Santiago - Buenos Aires | Wed, Sep 2 | JetSMART Airlines
        CAD 74
        26% off
        CAD 100 CAD 74
      • SCL 13:00
        17h 25m
        1 stop
        BUE 14:00
        Santiago - Buenos Aires | Sun, Jul 12 | Normal Airline
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Displayed flight fares from Santiago to Buenos Aires are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Find Cheapest Airlines Flying from Santiago to Buenos Aires

Choose from 2 airlines flying from Santiago to Buenos Aires, including LATAM Airlines, Sky Airline and . Sky Airline currently offers the cheapest ticket on this route.
LATAM Airlines logo LATAM Airlines
Sky Airline logo Sky Airline
Airlines are determined based on actual purchased flight tickets from Santiago to Buenos Aires according to previous 12 months data from Trip.com.

Flight Information for Santiago to Buenos Aires Flights

The distance between Santiago and Buenos Aires is 1,151.5km. It takes around 2 hours 38 minutes on average to fly from Santiago to Buenos Aires. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is September.

Cheapest one-way flight priceCAD 67
Cheapest return ticket priceCAD 187
Off-season travel monthSeptember
Peak season for travelJuly
Flight distance1,151.5km
Average flight time2 hours 38 minutes
Popular airlineLATAM Airlines
Flight statistics for the Santiago–Buenos Aires route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com price insights on flights from Santiago to Buenos Aires

What is the cheapest month for one-way flights from Santiago to Buenos Aires?

The average one way ticket price paid by Trip.com users from Santiago to Buenos Aires in each month over the past 12 months.

Based on Trip.com data, the cheapest month to fly from Santiago to Buenos Aires is December, with an average price of CAD 122. The most expensive month is usually August, with average prices reaching CAD 205.

CAD 205
CAD 164
CAD 122
CAD 81
    Cheapest
  • CAD 184
    Jul
  • CAD 205
    Aug
  • CAD 155
    Sep
  • CAD 151
    Oct
  • CAD 158
    Nov
  • CAD 122
    Dec
  • CAD 165
    Jan
  • CAD 200
    Feb
  • CAD 124
    Mar
  • CAD 159
    Apr
  • CAD 158
    May
  • CAD 168
    Jun

What is the cheapest month for return flights from Santiago to Buenos Aires?

Average price of return flights from Santiago to Buenos Aires purchased by Trip.com users by month over the past 12 months

Based on Trip.com's historical data, January is often the cheapest month for fly from Santiago to Buenos Aires, with an average price of CAD 307. August is usually the most expensive period, with prices averaging as high as CAD 583.

CAD 583
CAD 445
CAD 307
CAD 169
    Cheapest
  • CAD 401
    Jul
  • CAD 583
    Aug
  • CAD 435
    Sep
  • CAD 366
    Oct
  • CAD 450
    Nov
  • CAD 360
    Dec
  • CAD 307
    Jan
  • CAD 377
    Feb
  • CAD 418
    Mar
  • CAD 399
    Apr
  • CAD 361
    May
  • CAD 354
    Jun

Which day of the week is cheapest to fly from Santiago to Buenos Aires?

Data is based on the past 12 months and shows the average weekly airfare from Santiago to Buenos Aires on different days of the week according to Trip.com.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Santiago to Buenos Aires is Saturday. The average fare on this day is usually lower than on other days. Try to avoid flying on Thursday as fares are usually the highest.

CAD 181
CAD 169
CAD 156
CAD 144
    Cheapest
  • CAD 162
    Mon
  • CAD 171
    Tue
  • CAD 162
    Wed
  • CAD 181
    Thu
  • CAD 178
    Fri
  • CAD 156
    Sat
  • CAD 170
    Sun

Flight FAQs

  • Which airlines offer the cheapest flights from Santiago (SCL) to Buenos Aires (BUE)?

    Based on Trip.com data, Sky Airline offers one-way fares as low as CAD 67 on Cheapest nonstop routes (e.g. SCL to EZE on Sat, Sep 5), while Sky Airline offers Cheapest nonstop round-trips from CAD 187 departing on Sat, Jul 11 and returning on Tue, Jul 14.
  • At the moment, you can catch a direct flight from Santiago to Buenos Aires with the following airlines, including: LATAM Airlines Sky Airline Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 2 hours 38 minutes to fly from Santiago (SCL) to Buenos Aires (BUE).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Santiago to Buenos Aires is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 56 flight per week flying from Santiago to Buenos Aires. You can check the weekly schedule for popular airlines on this route below: LATAM Airlines: S/M/T/W/T/F/S -- LA455 (12:04) LATAM Airlines: S/M/T/W/T/F/S -- LA776 (05:55)
  • To find best deals on flights from Santiago to Buenos Aires, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Sep 5, with one-way flights priced at just CAD 67.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Sky Airline.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Buenos Aires travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Santiago to Buenos Aires is September, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Santiago to Buenos Aires on July 11, 2026 with Sky Airline, with prices starting at CAD 198.
  • You can land at any one of the following hubs in Buenos Aires, with Arturo Merino Benitez International Airport to Jorge Newbery Airport (SCL-AEP) is by far the most common option on this route: Jorge Newbery Airport (AEP) Ezeiza International Airport (EZE).
  • The time difference between Buenos Aires and Santiago is 1h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Trip.com airline insights on flights from Santiago to Buenos Aires

Which airlines offer the cheapest direct flights from Santiago to Buenos Aires?

Data is based on the past 12 months and reflects the average fare of all direct flights from Santiago to Buenos Aires on Trip.com.

Based on Trip.com data from the past 12 months, the airline offering the cheapest direct flights from Santiago to Buenos Aires is Sky Airline, with an average fare of CAD 157.

CAD 126
CAD 157
CAD 189
CAD 220
CAD 251
Sky Airline
CAD 157
Sky Airline
JetSMART Airlines
CAD 158
JetSMART Airlines
Aerolineas Argentinas
CAD 204
Aerolineas Argentinas
KLM
CAD 230
KLM
LATAM Airlines
CAD 251
LATAM Airlines

Which airlines operate the most flights from Santiago to Buenos Aires?

The data is based on the past month and shows the number of flights each airline has from Santiago to Buenos Aires on Trip.com.

According to Trip.com data from the past month, the airline with the most flights from Santiago to Buenos Aires is LATAM Airlines, operating 38 flights per week.

0
8
23
38
LATAM Airlines
38
LATAM Airlines
Aerolineas Argentinas
22
Aerolineas Argentinas
Sky Airline
21
Sky Airline
JetSMART Airlines
18
JetSMART Airlines
Gol Linhas Aereas Inteligentes
15
Gol Linhas Aereas Inteligentes
KLM
8
KLM

How many flights fly from Santiago to Buenos Aires each day?

The data is based on the past month and shows the number of flights per day of the week from Santiago to Buenos Aires on Trip.com.

Based on Trip.com data from the past month, flights from Santiago to Buenos Aires are most frequent on Friday, while the fewest flights operate on Tuesday.

90
79
67
56
Highest
78
Mon
67
Tue
76
Wed
77
Thu
90
Fri
83
Sat
79
Sun

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.