Which has the bigger carry-on allowance, Air Transat or Porter?

Air Transat: 55 × 40 × 23 cm (21.7 × 15.7 × 9.1 in). Porter: 55 × 40 × 23 cm (21.7 × 15.7 × 9.1 in).

Where do Air Transat and Porter fly from?

Air Transat's main hubs are Montreal (YUL), Toronto (YYZ). Porter's are YTZ, Toronto (YYZ), YOW. The better pick is often whichever flies nonstop from your airport.

Are Air Transat and Porter partners?

They aren't in the same alliance (Air Transat: none; Porter: none), so miles and status generally don't transfer between them.

TS vs PD · 2026 comparison

Air Transat vs Porter

Q: Do Air Transat and Porter include a carry-on on basic economy?

Air Transat: Eco Budget on flights to the South, the U.S. and within Canada includes only a personal item; Eco Standard adds a carry-on. Check your fare on transatlantic flights. Porter: Basic fares within North America include only a personal item. Add carry-on access when you book, or choose a Standard fare, which includes it.

Air Transat doesn't clearly win any category; Porter wins on a bigger personal item. Here's how they compare on bags, fees, comfort, reliability and loyalty.

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

Air Transat

No clear category wins

Porter

Wins 1 category

A bigger personal item

Quick verdict

Air Transat doesn't clearly win any category; Porter wins on a bigger personal item. Check the cheapest fare's bag rules before you compare prices.

Carry-on size: Air Transat: 55 × 40 × 23 cm · Porter: 55 × 40 × 23 cm
Carry-on on the cheapest fare: Air Transat: Not on some basic fares · Porter: Not on some basic fares

Side by side

	Air Transat	Porter
Bags
Carry-on size	55 × 40 × 23 cm	55 × 40 × 23 cm
Carry-on on the cheapest fare	Not on some basic fares	Not on some basic fares
Carry-on weight limit	None published	None published
Personal item	43 × 31 × 13 cm	43 × 33 × 16 cm
Network
Alliance	None	None
Loyalty program	None	VIPorter
Main hubs	YUL, YYZ	YTZ, YYZ, YOW

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

Both airlines allow a carry-on up to 55 × 40 × 23 cm (21.7 × 15.7 × 9.1 in).

Air Transat's Eco Budget can be personal-item only, while Porter's Basic can be personal-item only.

Neither publishes a carry-on weight limit.

Personal items: 43 × 31 × 13 cm (16.9 × 12.2 × 5.1 in) on Air Transat, and 43 × 33 × 16 cm (16.9 × 13 × 6.3 in) on Porter.

Basic economy

Air Transat (Eco Budget): Eco Budget on flights to the South, the U.S. and within Canada includes only a personal item; Eco Standard adds a carry-on. Check your fare on transatlantic flights.

Porter (Basic): Basic fares within North America include only a personal item. Add carry-on access when you book, or choose a Standard fare, which includes it.

Loyalty and where they fly

Air Transat is not in an alliance and Porter is not in an alliance.

Loyalty programs: none (Air Transat) and VIPorter (Porter).

Air Transat's main hubs are Montreal (YUL), Toronto (YYZ). Porter's are YTZ, Toronto (YYZ), YOW. The best choice often comes down to which airline flies nonstop from your airport.

Which should you book?

Choose Air Transat if you want…

nonstops from YUL, YYZ

Choose Porter if you want…

a bigger personal item
nonstops from YTZ, YYZ, YOW

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.