Buy Extra Baggage
Updated Jul 9, 2026
Steps
- Go to FlyFrontier.com or open the FlyFrontier app and search for your flight during initial booking, or go to 'Manage Trip' after booking.
- On the Manage Trip page or booking flow, enter your Last Name and Confirmation Code to retrieve your reservation.
- Click Search to load your booking details.
- Select 'Add Baggage' and choose the carry-on or checked bag option you need.
- Complete payment using a credit or debit card to confirm the purchase.
- You will receive a confirmation email with the updated itinerary including the purchased baggage.
Prices
Extra checked bags
Dynamic pricing based on route, travel dates, and purchase timing. Use the Bag Price Checker for exact amounts.
- Standard checked bagSee official pricing
- Price depends on route, travel dates, and when purchased (during booking, before check-in, at check-in, at airport kiosk, at boarding gate, or through customer support).
- Use the Bag Price Checker at FlyFrontier.com/optional-services with your Last Name and Confirmation Code for the exact price.
- Maximum size: 62 linear inches (length + width + depth); maximum weight: 40 lbs (18.1 kg).
- All prices are per person, per direction and non-refundable.
Carry-on bags
Carry-on bags are a paid add-on. Dynamic pricing by route and purchase timing.
- Carry-on bagSee official pricing
- Price depends on route, travel dates, and when purchased.
- Use the Bag Price Checker at FlyFrontier.com/optional-services for the exact price.
- Maximum size: 10"D x 16"W x 24"H including handles, wheels and straps; maximum weight: 35 lbs.
- Free for all Elite members and active duty military passengers.
- All prices are per person, per direction and non-refundable.
Overweight checked baggage
Fixed overweight fees apply to checked bags exceeding 40 lbs.
| Label | Amount | Notes |
|---|---|---|
| 41–50 lbs (18.2–22.7 kg) | $75 per bag, per direction |
|
| 51–99.99 lbs (23.1–45.4 kg) — bookings before Apr 4, 2026 | $100 per bag, per direction |
|
| 51–99.99 lbs (23.1–45.4 kg) — bookings on/after Apr 4, 2026 | $129 per bag, per direction |
|
Oversized checked baggage
Fixed oversized fee for checked bags exceeding 62 linear inches but not exceeding 110 linear inches.
- 63–110 linear inches$75 per bag, per direction
- Bags larger than 110 linear inches will not be accepted (except assistive devices).
- Non-refundable charge applies per bag, per direction.
Special items
Fixed pricing for special items such as bicycles and antlers.
| Label | Amount | Notes |
|---|---|---|
| Antlers | $100 per bag, per direction |
|
| Bicycle — bookings on/before May 28, 2026 | $75 per bag, per direction |
|
| Bicycle — bookings on/after May 29, 2026 | $100 per bag, per direction |
|
Airport vs online pricing
Purchasing bags at the airport is more expensive than buying online in advance.
- Online purchase tiersSee official pricing
- Prices vary by purchase timing: During Booking (web/app), Before Check-In (web/app), At Check-In (web/app), At Airport Kiosk/Ticket Counter, At Airport Boarding Gate, Customer Support Agent.
- Prices are typically higher at the airport, so it is best to purchase baggage in advance online or via the app.
- A service charge of up to $25 per person per direction applies to all agent-assisted transactions.
FAQ
Can I buy extra baggage online after booking?
Yes. You can purchase carry-on and checked bags during the initial booking or anytime afterward via 'Manage Trip' on FlyFrontier.com or the FlyFrontier mobile app.
Where do I buy extra baggage?
Buy bags during booking on FlyFrontier.com or the FlyFrontier app, or after booking through 'Manage Trip'. You can also purchase at airport kiosks, ticket counters, or boarding gates, but prices are higher there.
When is the best time to buy extra baggage?
The cheapest time is during the initial booking on FlyFrontier.com or the app. The Bag Price Checker shows six pricing tiers: During Booking, Before Check-In, At Check-In, Airport Kiosk/Ticket Counter, Airport Boarding Gate, and Customer Support Agent. Prices increase at each subsequent stage.
Is it cheaper to buy extra baggage online vs at the airport?
Yes. Buying bags online during booking or through Manage Trip is significantly cheaper than purchasing at the airport kiosk, ticket counter, or boarding gate. A service charge of up to $25 per person per direction applies to all agent-assisted transactions.
How many bags can I bring and what are the size/weight limits?
Every ticket includes one free personal item (max 8"D x 18"W x 14"H). Carry-on bags (max 10"D x 16"W x 24"H, 35 lbs) and checked bags (max 62 linear inches, 40 lbs) can be purchased. Bags weighing 100+ lbs or exceeding 110 linear inches are not accepted (except assistive devices).
How does Frontier calculate baggage charges?
Baggage prices are dynamic and depend on your route, travel dates, and when you purchase. The Bag Price Checker at FlyFrontier.com/optional-services shows six pricing tiers: During Booking (cheapest), Before Check-In, At Check-In, Airport Kiosk/Ticket Counter, Airport Boarding Gate (most expensive), and Customer Support Agent (plus up to $25 service charge). Enter your Last Name and Confirmation Code for an exact quote.
What are the overweight or oversized baggage fees?
Overweight 41–50 lbs: $75 per direction; 51–99.99 lbs: $100 (bookings before Apr 4, 2026) or $129 (bookings on/after Apr 4, 2026). Oversized (63–110 linear inches): $75 per direction. Bags over 100 lbs or 110 linear inches are not accepted.
What payment methods are accepted for baggage purchases?
Standard credit and debit cards are accepted for online baggage purchases on FlyFrontier.com and the FlyFrontier app.
Can I get a refund for prepaid baggage if I cancel or change my flight?
Baggage purchases are non-refundable. If you cancel or change your flight, prepaid bags do not automatically transfer. Contact Frontier customer service or refer to the Contract of Carriage at FlyFrontier.com/legal/contract-of-carriage/ for change-related options.
Are there any exceptions to baggage fees?
Yes. All Elite members receive a free carry-on bag. Passengers on an Elite 100k member's booking may bring a carry-on bag and/or may check one bag for free. Active duty military passengers (with verification) may bring one carry-on and/or check up to two bags free, even if oversized or overweight. These benefits do not extend to family members or other traveling companions.