Frontier Airlines baggage fees and fare rules
Frontier's cabin baseline is one personal item at USD 0. A full-size carry-on is a paid add-on whose amount depends on purchase timing, so the bag decision belongs at booking, not at the gate.
The free item must fit under the seat in front of you. A roller bag or overhead-bin bag is a separate paid decision.
Checked baggage is not included by default in the base model. The checked-bag amount depends on route and purchase timing, while overweight and oversize fees have separate dollar amounts.
Basic Fare and Standard use a timed change-fee ladder and a USD 99 cancellation fee, while Economy, Premium, and Business bundles show no change or cancellation fee.
Estimate the bag-fee hit before you book.
Use the current published fee rows for Frontier Airlines to test a simple scenario. If the price depends on route, fare, or purchase timing, this module will send you to the full calculator instead of pretending there is one universal fee.
The current fee rows include numeric pricing for none of the requested bag positions, but the requested first bag price still needs a route, fare, or timing lookup.
The full calculator is the safer next step because this airline does not publish a broad numeric first checked bag fee in this dataset.
Core fee breakdown
Published fee rows below are grouped by fee type and retain the route, fare, and timing limits that matter for booking.
Carry-on rules
See also the broader carry-on fee reference.
When the issue is whether a bag will physically pass at the gate, compare the published rule with sizer enforcement reality.
| Applies to | Region / route | Amount | Timing | Conditions | Source |
|---|---|---|---|---|---|
| All fares | All routes | 0.00 USD | per flight | One personal item included; must fit under the seat in front of you | Source |
| All fares | All routes | Depends on purchase timing USD | per flight | Carry-on bag fee varies based on purchase timing (booking, online check-in, airport, or gate) | Source |
Personal item rules
Checked baggage fees
See also the checked baggage fee reference. For a side-by-side baseline comparison, review Spirit Airlines, Southwest Airlines, Ryanair, easyJet.
| Applies to | Region / route | Amount | Timing | Conditions | Source |
|---|---|---|---|---|---|
| All fares | All routes | Depends on route and purchase timing USD | each way | Checked bag fee varies by purchase timing and route | Source |
Excess and overweight baggage
Oversized baggage
| Applies to | Region / route | Amount | Timing | Conditions | Source |
|---|---|---|---|---|---|
| All fares | All routes | 75.00 USD | each way | Bags measuring 63–110 linear inches (160–279 cm); bags over 110 inches not accepted | Source |
Seat and fare-related fees
See also the seat selection fee reference.
Change and cancellation references
See also the change and cancellation fee reference.
For cancellation, significant schedule change, and refund timing rules in U.S. markets, see the U.S. DOT refund rules reference.
| Applies to | Region / route | Amount | Timing | Conditions | Source |
|---|---|---|---|---|---|
| Basic Fare / Standard | All routes | 0.00 USD | 60+ days before departure | Change flight fee (Basic Fare / Standard): 60+ days before departure | Source |
| Basic Fare / Standard | All routes | 49.00 USD | 59 to 7 days before departure | Change flight fee (Basic Fare / Standard): 59 to 7 days before departure | Source |
| Basic Fare / Standard | All routes | 99.00 USD | 6 days or less before departure | Change flight fee (Basic Fare / Standard): 6 days or less before departure (including same-day) | Source |
| Economy / Premium / Business bundle | All routes | 0.00 USD | any time before departure | Change flight fee: no change fees at any time | Source |
| Basic Fare / Standard | All routes | 99.00 USD | before departure | Cancel flight fee (Basic Fare / Standard): per passenger, per direction | Source |
| Economy / Premium / Business bundle | All routes | 0.00 USD | before departure | Cancel flight fee: no cancellation fee | Source |
How to avoid paying this fee
- Decide on bags before checkout. Frontier's carry-on and checked-bag pricing is timing-sensitive, so late airport or gate decisions can change the economics of the fare.
- If you need flexibility, compare Basic Fare or Standard against Economy, Premium, or Business bundles before booking; those bundles show no change or cancellation fee.
- Keep bags under 40 lbs and within 62 linear inches when possible. Frontier's overweight and oversize charges are separate from the base bag purchase.
- For personal-item-only trips, measure the bag shape, not just the label. Frontier's cheapest path depends on the item fitting under the seat.
Fare-class behavior
Basic Fare / Standard
Change pricing is USD 0 at 60 or more days before departure, USD 49 from 59 to 7 days before departure, and USD 99 at 6 days or less before departure. The cancellation fee is USD 99 per passenger, per direction.
Economy / Premium / Business bundle
These bundles show no change or cancellation fee before departure.
Personal-item-only travel
One under-seat personal item is included at USD 0.
Paid carry-on and checked-bag products
Carry-on pricing depends on purchase timing, and checked-bag pricing depends on both route and purchase timing. That is why Frontier bag math should be done before the airport.
Real-world scenarios
Traveling with only a personal item
The cleanest Frontier trip is one under-seat personal item and no paid carry-on or checked bag.
Checking one standard bag
The checked-bag amount depends on route and purchase timing, so the price shown during booking or online check-in can be the useful number, not a universal first-bag fee.
Checking an overweight bag
Overweight pricing is USD 75 each way for 41-50 lbs and USD 100 each way for 51-100 lbs.
Changing a Basic Fare itinerary close to departure
Change pricing is USD 99 at 6 days or less before departure, including same-day changes.
When fees may not apply
- Economy, Premium, and Business bundles show no change fee and no cancellation fee.
- Basic Fare and Standard show a USD 0 change amount when the request is made 60 or more days before departure.
Compare with other airlines
Comparison links below are limited to airlines with closely related fee structures or booking models.
Related guides
Legal Disclaimer
This reference reflects the published fee rows and linked source documents available for this airline.