Andes Líneas Aéreas Flights
Search and compare Andes Líneas Aéreas tickets connecting Salta to Buenos Aires and other Argentine cities. Find the best O4 fares for your journey — only on FareOptic.
About Andes Líneas Aéreas
Andes Líneas Aéreas (IATA: O4) is a regional Argentine airline founded in 2006 and based in Salta, in the country's north. Operating a small fleet of Boeing 737 aircraft, Andes provides scheduled Economy-class service focused on connecting Salta and other northern Argentine cities to Buenos Aires and other domestic destinations.
Beyond its scheduled network, Andes also operates charter flights for tour operators to popular tourist destinations in Argentina and Brazil, supporting leisure travel demand outside its regular route map. With its home base at Martín Miguel de Güemes International Airport (SLA), Andes plays an important role in regional connectivity for northern Argentina. FareOptic compares Andes fares to help you find the best price on your route.
Find and compare cheap flights
Everything you need to find and book your next cheap flight — all in one place.
Price Match Promise
Found a better deal? We'll match it!
24/7 Customer Support
Speak to our travel experts anytime, anywhere.
ClubMiles Rewards
Stack points & airline miles to save.
Easy Cancellations
Convenient options online and 24/7 global concierge.
Recommended for your next trip
Based on popular routes and current airfare deals
Popular Andes Líneas Aéreas Routes
Most searched Andes domestic Argentine routes from Salta
*All above fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions.
Andes Líneas Aéreas Home Base
Andes operates from a single home base in Salta, serving as the anchor for its domestic network and charter operations.
Andes Líneas Aéreas Cabin Class
Andes flies a single-class Economy cabin on its Boeing 737 fleet.
Economy
- ✓Boeing 737 single-class cabin
- ✓Standard economy seating and legroom
- ✓Checked baggage included on most fares
- ✓Snacks and beverages on longer sectors
- ✓Charter service available for tour operators
Andes Rewards
Andes Líneas Aéreas does not operate a notable frequent flyer or miles program. As a smaller regional carrier, it focuses on affordable direct connectivity from Salta rather than a loyalty scheme.
Direct Regional Connectivity
Andes' core value is direct flights from Salta to Buenos Aires and other Argentine cities, often avoiding longer connections through larger hubs.
Charter Partnerships
Andes works with tour operators on charter flights to popular destinations in Argentina and Brazil, useful for group and package travel.
Booking via andesonline.com
Tickets can be booked directly through Andes' website or aggregated on travel platforms like FareOptic alongside other Argentine domestic carriers.
No Elite Tiers
There are no elite status tiers or mileage redemption options — fares are priced simply per route and fare class.
Andes Líneas Aéreas Baggage Policy
Baggage allowances vary by fare type. Always verify the exact allowance for your fare at time of booking.
| Bag / Policy | Economy |
|---|---|
| Carry-on bag | 8 kg |
| Checked baggage | 15–23 kg (fare dependent) |
| Excess baggage | Charged per kg at check-in |
| Sporting/oversize equipment | Charged as special baggage |
Checked baggage allowance depends on fare class purchased. Verify current allowances at andesonline.com.
Check-In Options & Boarding
Online Check-In
Available at andesonline.com starting 24 hours before departure. Web check-in typically closes 2 hours before scheduled departure.
Airport Check-In
Counters at Salta and other Argentine airports open approximately 2 hours before departure — arrive early for domestic security procedures.
Charter Check-In
Charter flight passengers should check in per the instructions provided by their tour operator, as procedures may differ from scheduled service.
Cancellation & Change Policy
Fare-Dependent Cancellation
Fare DependentRefundability depends on the fare purchased. Lower fare classes are typically non-refundable or subject to a cancellation fee, while flexible fares allow more generous refunds.
Date Change Fees
Fee AppliesChanging your travel date is usually possible for a fee plus any fare difference, subject to availability on the new flight.
Charter Flight Terms
Operator TermsCharter flights booked through a tour operator follow the cancellation terms of that operator's package rather than Andes' standard scheduled-fare rules.
No-Show Policy
No-ShowMissing a flight without prior cancellation generally forfeits the ticket value — contact Andes as early as possible if your plans change.
In-Flight Experience on Andes Líneas Aéreas
Snacks & Beverages
Light snacks and beverage service are offered on many Andes sectors, typical of a regional single-class carrier.
Andean Scenery
Routes from Salta through northern Argentina often offer views of Andean mountain landscapes on clear-weather flights.
Standard 737 Seating
Boeing 737 cabin with standard economy seat pitch, consistent with other regional narrow-body operators in South America.
Simple Fare Structure
Andes keeps its fare structure straightforward, without the complex bundled fare families used by larger network carriers.
Tips to Book Andes Líneas Aéreas Flights
- 1.Book Salta–Buenos Aires (AEP) early during peak holiday seasons, as Andes' smaller fleet means limited seat availability on popular dates.
- 2.Compare Andes against LATAM Argentina and Aerolíneas Argentinas for the same city pairs — regional carriers can sometimes offer lower fares on niche routes.
- 3.If traveling for a group tour, check whether your trip is served by an Andes charter flight arranged through your tour operator rather than a scheduled ticket.
- 4.Confirm baggage allowance for your specific fare class before packing, since allowances can vary between fare types.
- 5.Flights to destinations like Iguazú and Bariloche can be seasonal — verify the route is currently operating before booking connecting travel.
- 6.Arrive at Salta airport with extra time during peak tourist season, as it is a smaller regional airport.
- 7.Sign up for Andes' promotions on andesonline.com for periodic fare sales on its core routes.
- 8.Use FareOptic to compare Andes fares against other options connecting northern Argentina to Buenos Aires.
Most Popular Airlines
Best Airlines for Domestic & International Routes
Frequently Asked Questions
Everything you need to know about booking Andes Líneas Aéreas flights on FareOptic
What is Andes Líneas Aéreas?
Andes Líneas Aéreas (IATA: O4) is a regional Argentine airline founded in 2006 and based in Salta, in northern Argentina. It operates a small fleet of Boeing 737 aircraft on domestic scheduled routes as well as charter flights for tour operators.
Where is Andes Líneas Aéreas based?
Andes is headquartered and based at Martín Miguel de Güemes International Airport (SLA) in Salta, which serves as its home base and primary operational hub.
Which routes does Andes fly?
Andes primarily connects Salta with Buenos Aires Aeroparque (AEP), as well as other domestic Argentine cities including Córdoba, Iguazú, Jujuy, and Bariloche. It also operates seasonal charter flights to tourist destinations in Argentina and Brazil for tour operators.
Does Andes Líneas Aéreas fly internationally?
Andes' scheduled network is focused on domestic Argentine routes. The airline also operates charter flights to select tourist destinations in Argentina and Brazil, typically arranged through tour operators rather than sold as standard scheduled tickets.
Does Andes have a frequent flyer program?
Andes does not operate a significant frequent flyer or miles program. As a smaller regional carrier, its focus is on affordable point-to-point connectivity from Salta rather than loyalty rewards.
What aircraft does Andes Líneas Aéreas use?
Andes operates a small fleet of Boeing 737 aircraft, providing single-class Economy service on both its scheduled domestic routes and charter operations.