LA vs VB · 2026 comparison
LATAM vs Viva
LATAM wins on a more generous carry-on weight limit and cheaper checked bags; Viva wins on a bigger carry-on. Here's how they compare on bags, fees, comfort, reliability and loyalty.
Verified Oct 17, 2026By Steven MoHow we check Report a correction
LATAM
LAWins 2 categories
- A more generous carry-on weight limit
- Cheaper checked bags
Viva
VBWins 1 category
- A bigger carry-on
Quick verdict
LATAM wins on a more generous carry-on weight limit and cheaper checked bags; Viva wins on a bigger carry-on. Check the cheapest fare's bag rules before you compare prices.
- Carry-on size
- LATAM: 55 × 35 × 25 cm · Viva: 55 × 40 × 25 cm
- Carry-on on the cheapest fare
- LATAM: Costs extra on basic fares · Viva: Costs extra on basic fares
- First checked bag (regular economy)
- LATAM: 1 free bag · Viva: $38–$65
Side by side
| LATAM | Viva | |
|---|---|---|
| Bags | ||
| Carry-on size | 55 × 35 × 25 cm | 55 × 40 × 25 cm |
| Carry-on on the cheapest fare | Costs extra on basic fares | Costs extra on basic fares |
| Carry-on weight limit | 12 kg (26.5 lb) | 10 kg (22 lb) |
| Personal item | 45 × 35 × 20 cm | 45 × 35 × 20 cm |
| First checked bag (regular economy) | 1 free bag | $38–$65 |
| Network | ||
| Alliance | None | None |
| Loyalty program | LATAM Pass | None |
| Main hubs | SCL, GRU, LIM, BOG | MTY, MEX |
Highlighted values are better for travelers. Fees are for U.S. domestic economy flights; on-time data is 2025 U.S. DOT figures for each airline's own flights.
Bags and fees
LATAM allows a carry-on up to 55 × 35 × 25 cm (21.7 × 13.8 × 9.8 in), and Viva up to 55 × 40 × 25 cm (21.7 × 15.7 × 9.8 in), so Viva's is roomier.
LATAM charges for it on its cheapest fare, while Viva charges for it on its cheapest fare.
Carry-on weight limits: 12 kg (26.5 lb) on LATAM, 10 kg (22 lb) on Viva.
Personal items: 45 × 35 × 20 cm (17.7 × 13.8 × 7.9 in) on LATAM, and 45 × 35 × 20 cm (17.7 × 13.8 × 7.9 in) on Viva.
LATAM includes one bag with Standard on flights between the U.S. and South America, and a first checked bag on Viva costs $38–$65 on flights between the U.S. and Mexico.
Basic economy
LATAM (Basic): Basic fares include only a personal item.
Viva (Zero): The cheapest fare includes only a personal item.
Loyalty and where they fly
LATAM is not in an alliance and Viva is not in an alliance.
Loyalty programs: LATAM Pass (LATAM) and none (Viva).
LATAM's main hubs are Santiago (SCL), São Paulo (GRU), Lima (LIM), Bogotá (BOG). Viva's are Monterrey (MTY), Mexico City (MEX). The best choice often comes down to which airline flies nonstop from your airport.
Which should you book?
Choose LATAM if you want…
- a more generous carry-on weight limit
- cheaper checked bags
- nonstops from SCL, GRU, LIM
Choose Viva if you want…
- a bigger carry-on
- nonstops from MTY, MEX
On a route both fly, the cheaper ticket isn't always the cheaper trip: add the bags you'll actually bring, and check the fare rules before you book.
LATAM vs Viva FAQ
It depends on what matters most to you. LATAM wins on a more generous carry-on weight limit and cheaper checked bags; Viva wins on a bigger carry-on. If they fly the same route, compare the total price with bags included.
Keep comparing
Bag rules and fees
Other comparisons
Connecting at their hubs
Sources
Last verified Oct 17, 2026. Airlines change their rules without notice, so confirm with the airline before you fly.
- LATAM Airlines official baggage policy
- Upgraded Points: carry-on size chart for 63 airlines (updated May 16, 2026)
- Viva Aerobus official baggage policy
Read how we collect and check this data, or tell us if something's out of date.
Deals on LATAM, Viva and more
Whichever airline you prefer, we'll email you when fares from your home airports drop well below normal.
Free plan available · 14-day free Premium+ trial · Cancel anytime