IB vs TP · 2026 comparison

Iberia vs TAP

Iberia wins on a bigger carry-on and a more generous carry-on weight limit; TAP wins on a carry-on on its cheapest fare. Here's how they compare on bags, fees, comfort, reliability and loyalty.

Verified Oct 17, 2026By Steven MoHow we check Report a correction

Iberia

IB

Wins 2 categories

  • A bigger carry-on
  • A more generous carry-on weight limit

TAP

TP

Wins 1 category

  • A carry-on on its cheapest fare

Quick verdict

Iberia wins on a bigger carry-on and a more generous carry-on weight limit; TAP wins on a carry-on on its cheapest fare. Check the cheapest fare's bag rules before you compare prices.

Carry-on size
Iberia: 56 × 40 × 25 cm · TAP: 55 × 40 × 20 cm
Carry-on on the cheapest fare
Iberia: Not on some basic fares · TAP: Included on every fare

Side by side

IberiaTAP
Bags
Carry-on size56 × 40 × 25 cm55 × 40 × 20 cm
Carry-on on the cheapest fareNot on some basic faresIncluded on every fare
Carry-on weight limit10 kg (22 lb)8 kg (17.6 lb)
Personal item40 × 30 × 15 cm40 × 30 × 15 cm
Network
AllianceoneworldStar Alliance
Loyalty programIberia ClubTAP Miles&Go
Main hubsMADLIS, OPO

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

Iberia allows a carry-on up to 56 × 40 × 25 cm (22 × 15.7 × 9.8 in), and TAP up to 55 × 40 × 20 cm (21.7 × 15.7 × 7.9 in), so Iberia's is roomier.

Iberia's Basic can be personal-item only, while TAP includes it on every fare.

Carry-on weight limits: 10 kg (22 lb) on Iberia, 8 kg (17.6 lb) on TAP.

Personal items: 40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in) on Iberia, and 40 × 30 × 15 cm (15.7 × 11.8 × 5.9 in) on TAP.

Basic economy

Iberia (Basic): Long-haul Basic fares include a carry-on; on European routes, check your fare.

TAP (Discount): Discount fares include the carry-on and a personal item but no checked bag.

Loyalty and where they fly

Iberia is in oneworld and TAP is in Star Alliance.

Loyalty programs: Iberia Club (Iberia) and TAP Miles&Go (TAP).

Iberia's main hubs are Madrid (MAD). TAP's are LIS, OPO. The best choice often comes down to which airline flies nonstop from your airport.

Which should you book?

Choose Iberia if you want…

  • a bigger carry-on
  • a more generous carry-on weight limit
  • to earn and use oneworld miles and status
  • nonstops from MAD

Choose TAP if you want…

  • a carry-on on its cheapest fare
  • to earn and use Star Alliance miles and status
  • nonstops from LIS, OPO

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.

Iberia vs TAP FAQ

It depends on what matters most to you. Iberia wins on a bigger carry-on and a more generous carry-on weight limit; TAP wins on a carry-on on its cheapest fare. If they fly the same route, compare the total price with bags included.

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