BagComply

← All airlines

WestJet vs Southwest Airlines

Cabin and carry-on baggage limits for WestJet and Southwest Airlines, side by side.

⚠ These figures are awaiting manual verification against the airline's official page. Treat them as preliminary.

Southwest Airlines allows the larger carry-on — its longest side is 61 cm, versus 56 cm for WestJet.

Both allow the same largest personal item (41 cm).

Check your bag

Enter your bag's dimensions to see how it fares against both airlines' carry-on limits.

optional — leave blank to skip the weight check Leave blank and we report the piece count as not checked — never as passed. Enter it only if you want it compared.

PreliminaryRules marked Preliminary have not yet been manually verified against the airline's official page. They may differ from the airline's actual policy — always confirm with the airline before you fly.

Carry-on compliance check results
Airline Verdict Fits as Margin Checked on Source

Enter your bag's size above to see which airlines accept it.

Max dimensions
56 × 36 × 23 cm
Total linear
Not published
Weight limit
Not published
Pieces
1
Max dimensions
61 × 41 × 25 cm
Total linear
Not published
Weight limit
Not published
Pieces
1

Cabin & carry-on allowances

Baggage allowances by fare tier
Allowance WestJet Southwest Airlines
Carry-on 56 × 36 × 23 cm · Not published · Not published · 1 pc No official weight limit published Carry-on up to 56x36x23 cm (22x14x9 in). Included on all fares except UltraBasic (UltraBasic carries personal item only, unless flying Europe/Asia routes or purchasing Extended Comfort). 61 × 41 × 25 cm · Not published · Not published · 1 pc Free on all fares No published weight limit Carry-on up to 61x41x25 cm (24x16x10 in); free on all fares, no weight limit published.
Personal item 41 × 33 × 15 cm · Not published · Not published · 1 pc No official weight limit published Included on all fares including UltraBasic Personal item up to 41x33x15 cm (16x13x6 in); included on all fares. 41 × 34 × 20 cm · Not published · Not published · 1 pc Free on all fares No published weight limit Personal item up to 41x34x20 cm (16.25x13.5x8 in); free on all fares.

Sources

WestJet

Carry-On Baggage - WestJet (opens in a new window)
Official · unverified Last checked: 2026-10-11

Southwest Airlines

Carry-On Baggage - Southwest Airlines (opens in a new window)
Official · unverified Last checked: 2026-10-11

The rules behind these figures

Both sides of this comparison come from these rule pages; open one to see its source excerpt.