Frontier Airlines vs Viva Aerobus: fleets and facts compared
Frontier Airlines (United States) and Viva Aerobus (Mexico) side by side: fleet size, main aircraft type, founding year, hubs and status, each from our database with its source and date. Both are among the larger low-cost airlines in North America in our directory.
- 165Frontier fleet, as of 30 June 2026
- 109Viva Aerobus fleet, as of 30 June 2026
- United States · Hubs DEN · MCO · LAS +3 · founded 1994Active
- Mexico · Hubs MTY · MEX · CUN +3 · founded 2006Active
At a glance
Each fact from our database. A grey tint marks the larger value in a row; it is not a verdict.
Data last updated: Frontier Airlines · Viva Aerobus
Fleet breakdown
Aircraft types as each source reports them, largest first.
Frontier Airlines fleet4 types
Viva Aerobus fleet4 types
Baggage & fees compared
Human-reviewed summaries. Rules change, so check the airline's own site before you book.
Frontier Airlines
Frontier's Bag Options page lists these limits. Sizes and weights only; only the personal item is included in the base fare.
- Personal item: included on every fare. Maximum 8 in deep x 18 in wide x 14 in high. Its size is checked at boarding.
- Carry-on bag: paid extra unless included in a bundle or status benefit. Maximum 10 in deep x 16 in wide x 24 in high and under 35 lb.
- Checked bag: paid extra unless included. Maximum 62 linear inches and under 40 lb, as shown on the page on the date read.
- Frontier Elite members may bring a carry-on free. Passengers on an Elite 100k member's booking may also bring a carry-on and/or check one bag free.
- Verified active-duty military passengers may bring one carry-on and check up to two bags free, including oversized or overweight bags. This does not extend to companions.
The weight limit for checked bags shown here (under 40 lb) is lower than the 50 lb used by many US carriers, so check it against your booking. Source: Frontier Airlines, "Bag Options", read on 24 October 2026.
Source: airline baggage page, read 2026-10-24.
Viva Aerobus
Viva's baggage policy page (US English site) gives these limits. Sizes and weights only; what is included depends on the fare you choose.
- Personal item: included on every fare. It must fit under the seat in front and not exceed 18 x 14 x 8 inches. Examples are a handbag, laptop case or backpack.
- Carry-on bag: goes in the overhead bin. Maximum 22 x 16 x 10 inches including wheels and handles. Weight limit is 22 lb on the Switch fare, or 33 lb on Smart or with extra weight added.
- Checked bag: up to 33 lb when chosen on the Switch fare, or up to 55 lb on Smart. Extra weight can be bought up to 70 lb per bag. Maximum size is 62 linear inches (length + width + height), including handles and wheels.
- Flights to the United States: a maximum of three checked bags per passenger, and powders over 12 oz (350 ml) may not travel in the cabin.
- Medical equipment: carried in the cabin at no extra charge within the carry-on size (22 x 16 x 10 in) and weight (22 lb) limits.
Source: Viva, "Baggage Policies", read on 24 October 2026.
Source: airline baggage page, read 2026-10-24.
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Frequently asked
Which has the bigger fleet, Frontier Airlines or Viva Aerobus?
Frontier Airlines has the larger published fleet. Frontier Airlines 165 aircraft (Airline report, as of 30 June 2026); Viva Aerobus 109 aircraft (Airline report, as of 30 June 2026).
Is Frontier Airlines cheaper than Viva Aerobus?
Fares change by route, date and demand, so neither airline is always cheaper. This page compares fleets and published facts, not fares. To check prices for a trip, search both airlines for the same dates.
Which airline is older?
Frontier Airlines was founded in 1994, Viva Aerobus in 2006.
Do Frontier Airlines and Viva Aerobus share a hub airport?
Not in our data. Frontier Airlines lists DEN, MCO, LAS, ATL, PHL and MIA; Viva Aerobus lists MTY, MEX, CUN, GDL, TIJ and NLU.
Are both airlines currently flying?
Yes. Both are active in our directory.