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Flights from Monterrey to Buenos Aires

What to know about flights from Monterrey to Buenos Aires?

The approximate distance between Monterrey and Buenos Aires is 8,024.76 km. According to Trip.com data, travel demand hits its peak in July.

Cheapest one-way
US$371
avianca avianca MTY-BUE 23h · 1 stop Mon, Nov 2
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Cheapest round-trip
US$728
Copa Airlines Copa Airlines MTY-BUE 13h 26m · 2 stops Thu, Oct 15 - Mon, Oct 19
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Recommended airlines
avianca avianca Cheapest · From US$371 avianca avianca Most booked
When to fly
September
Cheapest
July
Peak season
Route details
8,024.76 km
Flight distance

Explore the cheapest one-way and round-trip flights from Monterrey to Buenos Aires over the next 90 days, with one-way fares from US$371 and round-trip from US$728. Based on Trip.com's latest 7-day flight data.

      • MTY 12:10
        13h 26m
        1 stop
        EZE 04:36
        Monterrey - Buenos Aires | Thu, Oct 15 | Copa Airlines
        EZE 05:25
        19h 59m
        1 stop
        MTY 22:24
        Buenos Aires - Monterrey | Mon, Oct 19 | Copa Airlines
        US$728 US$1,470
        50% off
        50% off
        US$1,470 US$728
      • MTY 23:30
        21h 37m
        1 stop
        EZE 00:07
        Monterrey - Buenos Aires | Wed, Nov 4 | Copa Airlines
        EZE 02:21
        35h 43m
        1 stop
        MTY 11:04
        Buenos Aires - Monterrey | Thu, Nov 12 | Copa Airlines
        US$750 US$1,470
        49% off
        49% off
        US$1,470 US$750
      • MTY 12:10
        12h 48m
        1 stop
        EZE 03:58
        Monterrey - Buenos Aires | Thu, Nov 5 | Copa Airlines
        EZE 13:18
        24h 46m
        1 stop
        MTY 11:04
        Buenos Aires - Monterrey | Thu, Nov 12 | Copa Airlines
        US$750 US$1,470
        49% off
        49% off
        US$1,470 US$750
      • MTY 23:30
        19h 27m
        1 stop
        EZE 21:57
        Monterrey - Buenos Aires | Tue, Nov 3 | Copa Airlines
        EZE 04:26
        33h 38m
        1 stop
        MTY 11:04
        Buenos Aires - Monterrey | Wed, Nov 11 | Copa Airlines
        US$751
        49% off
        US$1,470 US$751
      • MTY 23:30
        22h 21m
        1 stop
        EZE 00:51
        Monterrey - Buenos Aires | Sun, Oct 25 | Copa Airlines
        EZE 00:10
        14h 2m
        1 stop
        MTY 11:12
        Buenos Aires - Monterrey | Sat, Oct 31 | Copa Airlines
        US$754
        49% off
        US$1,470 US$754
      • MTY 12:10
        11h 42m
        1 stop
        EZE 02:52
        Monterrey - Buenos Aires | Mon, Nov 2 | Copa Airlines
        EZE 02:21
        35h 43m
        1 stop
        MTY 11:04
        Buenos Aires - Monterrey | Sun, Nov 8 | Copa Airlines
        US$755
        49% off
        US$1,470 US$755
      • MTY 12:10
        13h 26m
        1 stop
        EZE 04:36
        Monterrey - Buenos Aires | Sat, Oct 17 | Copa Airlines
        EZE 00:10
        14h 2m
        1 stop
        MTY 11:12
        Buenos Aires - Monterrey | Mon, Oct 19 | Copa Airlines
        US$755
        49% off
        US$1,470 US$755
      • MTY 23:30
        24h
        1 stop
        EZE 02:30
        Monterrey - Buenos Aires | Wed, Oct 14 | Copa Airlines
        EZE 08:59
        16h 25m
        1 stop
        MTY 22:24
        Buenos Aires - Monterrey | Wed, Oct 21 | Copa Airlines
        US$757
        49% off
        US$1,470 US$757
      • MTY 16:17
        26h 33m
        1 stop
        EZE 21:50
        Monterrey - Buenos Aires | Sat, Nov 28 | Aeromexico
        EZE 12:00
        14h 24m
        1 stop
        MTY 23:24
        Buenos Aires - Monterrey | Sun, Dec 6 | Aeromexico
        US$757
        49% off
        US$1,470 US$757
      • MTY 23:30
        29h 27m
        1 stop
        EZE 07:57
        Monterrey - Buenos Aires | Sun, Oct 11 | Copa Airlines
        EZE 00:10
        14h 2m
        1 stop
        MTY 11:12
        Buenos Aires - Monterrey | Thu, Oct 15 | Copa Airlines
        US$1,102
        25% off
        US$1,470 US$1,102
      • MTY 13:00
        17h 25m
        1 stop
        BUE 14:00
        Monterrey - Buenos Aires | Sat, Oct 10 | Normal Airline
        BUE 15:00
        6h
        Nonstop
        MTY 16:00
        Buenos Aires - Monterrey | Mon, Oct 12 | Normal Airline
        More cheap flights
        More cheap flights
      • MTY 13:50
        23h
        1 stop
        EZE 15:50
        Monterrey - Buenos Aires | Mon, Nov 2 | avianca
        US$371 US$590
        37% off
        37% off
        US$590 US$371
      • MTY 19:38
        23h 12m
        1 stop
        EZE 21:50
        Monterrey - Buenos Aires | Mon, Nov 23 | Aeromexico
        US$430 US$590
        27% off
        27% off
        US$590 US$430
      • MTY 12:10
        31h 16m
        1 stop
        EZE 22:26
        Monterrey - Buenos Aires | Sat, Oct 10 | Copa Airlines
        US$432 US$590
        27% off
        27% off
        US$590 US$432
      • MTY 12:10
        16h 47m
        1 stop
        EZE 07:57
        Monterrey - Buenos Aires | Fri, Oct 9 | Copa Airlines
        US$436
        26% off
        US$590 US$436
      • MTY 23:30
        19h 56m
        1 stop
        EZE 22:26
        Monterrey - Buenos Aires | Wed, Oct 21 | Copa Airlines
        US$439
        26% off
        US$590 US$439
      • MTY 12:10
        12h 24m
        1 stop
        EZE 03:34
        Monterrey - Buenos Aires | Mon, Nov 2 | Copa Airlines
        US$441
        25% off
        US$590 US$441
      • MTY 12:10
        13h 11m
        1 stop
        EZE 04:21
        Monterrey - Buenos Aires | Sat, Oct 31 | Copa Airlines
        US$441
        25% off
        US$590 US$441
      • MTY 09:41
        33h 9m
        1 stop
        EZE 21:50
        Monterrey - Buenos Aires | Thu, Dec 3 | Aeromexico
        US$442
        25% off
        US$590 US$442
      • MTY 09:46
        33h 4m
        1 stop
        EZE 21:50
        Monterrey - Buenos Aires | Wed, Dec 2 | Aeromexico
        US$442
        25% off
        US$590 US$442
      • MTY 14:56
        27h 54m
        1 stop
        EZE 21:50
        Monterrey - Buenos Aires | Fri, Dec 4 | Aeromexico
        US$442
        25% off
        US$590 US$442
      • MTY 13:00
        17h 25m
        1 stop
        BUE 14:00
        Monterrey - Buenos Aires | Sat, Oct 10 | Normal Airline
        More cheap flights
        More cheap flights

Flight.News
A severe storm alert is in effect for Buenos Aires. Strong to locally severe storms are expected to bring heavy rainfall with 50 to 80 mm of accumulation (locally higher), intense wind gusts, hail, and frequent lightning. Residents are advised to stay indoors, avoid flooded roads, secure loose objects, and follow safety instructions from local authorities.

Which airlines are the most popular for Monterrey to Buenos Aires flights?

You can choose from 1 airlines that fly from Monterrey to Buenos Aires, including avianca, avianca has lowest fares on this route.
avianca logo avianca
Airlines are determined based on actual purchased flight tickets from Monterrey to Buenos Aires according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Monterrey to Buenos Aires (MTY-BUE)?

    Based on Trip.com data, avianca offers one-way fares as low as US$371 on Cheapest nonstop routes (e.g. MTY to EZE on Mon, Nov 2), while Copa Airlines offers Cheapest nonstop round-trips from US$728 departing on Thu, Oct 15 and returning on Mon, Oct 19.
  • At the moment, several airlines serve connecting flights from Monterrey to Buenos Aires, including: avianca Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Monterrey 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.
  • To find best deals on flights from Monterrey 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 Mon, Nov 2, with one-way flights priced at just US$371.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is avianca.
    · 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 Monterrey to Buenos Aires is September, when demand for travel is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Monterrey to Buenos Aires on October 14, 2026 with avianca, with prices starting at US$370.
  • You can land at any one of the following hubs in Buenos Aires: Jorge Newbery Airport (AEP), and Ezeiza International Airport (EZE). Flying from Monterrey International Airport to Ezeiza International Airport (MTY-EZE) is by far the most common option on this route.
  • The time difference between Buenos Aires and Monterrey is 3h.
  • Tickets can only be changed or canceled 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.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Monterrey to Buenos Aires is US$932. Fares vary by travel date, airline and availability.
  • Enter Monterrey and Buenos Aires, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

Trip.com Airline Insights on Flights from Monterrey to Buenos Aires

Which airline offers the cheapest direct flights from Monterrey to Buenos Aires?

Data is based on the average price of all nonstop flights from Monterrey to Buenos Aires on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, avianca provides the lowest-priced direct flights from Monterrey to Buenos Aires, with fares starting at US$504.

US$160
US$504
US$849
US$1,194
US$1,538
avianca
US$504
avianca
Copa Airlines
US$761
Copa Airlines
Aeromexico
US$1,538
Aeromexico

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

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.