Allegiant Air (G4)
www.allegiantair.com (opens in a new window)
⚠ These figures are awaiting manual verification against the airline's official page. Treat them as preliminary.
Allegiant Air publishes the following cabin and carry-on baggage allowances: A carry-on of 25 × 40 × 55 cm, 1 piece; a personal item of 20 × 35 × 45 cm, 1 piece. Source: Allegiant Air's official page, last checked 2026-10-11.
Check your bag
Enter your bag's dimensions to see whether it fits the cabin and carry-on limits for Allegiant Air, tier by tier.
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.
| Verdict | Fits as | Margin | Checked on | Source |
|---|
Enter your bag's size above to see which airlines accept it.
Cabin & carry-on allowances
| Allowance | Pieces | Max dimensions | Total linear | Weight limit | Applies to | Measurement | Notes | Checked on |
|---|---|---|---|---|---|---|---|---|
| Carry-on | 1 | 25 × 40 × 55 cm | Not published | Not published | — | — | Must fit in the overhead bin unaided Paid option, not included on the base fare Carry-on bag up to 25x40x55 cm. It is a paid option with no published weight limit and is not included on the base fare. | 2026-10-11 |
| Personal item | 1 | 20 × 35 × 45 cm | Not published | Not published | — | — | Must fit under the seat in front of you Free on all fares One free personal item up to 20x35x45 cm (8x14x18 in); included on all fares. | 2026-10-11 |
Not collected yet
- Checked baggage — We have not published checked baggage limits for this airline yet. We leave this blank rather than guess — check the airline's own page for checked baggage rules.
- Additional item — We have not published additional item limits for this airline yet. We leave this blank rather than guess — check the airline's own page for additional item rules.
Official rules and notes
- “Allegiant includes one free personal item (up to 8x14x18 in / 20x35x45 cm) on all fares, which must fit under the seat. A carry-on bag (25x40x55 cm) is a paid option with no published weight limit and is not included on the base fare.” Checked on: 2026-10-11
Full rule details
Each limit above has its own page: the published conditions it applies to, the verbatim excerpt it was taken from, and its source.
[object Object]
Side-by-side carry-on and personal-item limits, each taken from the airline's own page.
Sources
Publisher: Allegiant Air · Collected: 2026-10-11 · Last checked: 2026-10-11 · Source details
One free personal item (up to 8 x 14 x 18 in / 20 x 35 x 45 cm) is included on all fares and must fit under the seat. A carry-on bag (25 x 40 x 55 cm) is a paid option with no published weight limit and is not included on the base fare.
Frequently asked questions
What is Allegiant Air's carry-on size limit?
Allegiant Air allows a carry-on of 25 × 40 × 55 cm, 1 piece. Source: Allegiant Air's official page, last checked 2026-10-11.
What is Allegiant Air's personal item allowance?
Allegiant Air allows a personal item of 20 × 35 × 45 cm, 1 piece. Source: Allegiant Air's official page, last checked 2026-10-11.
Where do Allegiant Air's baggage limits come from?
Every figure on this page is copied from Allegiant Air's official baggage page and was last checked on 2026-10-11. They are still marked preliminary and pending manual verification against the airline's page.
Does Allegiant Air publish different limits by cabin or fare?
No — the published allowances apply to every ticket; no cabin, fare, route or aircraft conditions are listed.