Free Tool
Airline Baggage Fee Calculator — Compare Bag Fees Across 10 Airlines
Side-by-side comparison of carry-on, first checked, and second checked bag fees for every major U.S. airline. Find which airline is cheapest for your luggage.
| Airline | Carry-On | 1st Checked Bag | 2nd Checked Bag |
|---|---|---|---|
| Alaska | 1 carry-on bag + 1 personal item | $35 domestic | $45 domestic |
| Allegiant | Personal item free; carry-on bag $10–$50+ (varies | $10–$50+ | $10–$50+ |
| American | 1 carry-on bag (22×14×9 in) + 1 personal item | $35 domestic | $45 domestic |
| Delta | 1 carry-on bag + 1 personal item | $35 domestic | $45 domestic |
| Frontier | Personal item free (18×14×8 in); carry-on bag $39–$65 online | $35–$55 online | $50–$65 |
| Hawaiian | 1 carry-on bag + 1 personal item | $30 | $40 |
| JetBlue | 1 carry-on bag + 1 personal item (Blue Basic: personal item only) | $35 domestic | $45 domestic |
| Southwest | 1 carry-on bag + 1 personal item | FREE | FREE |
| Spirit | Personal item free (18×14×8 in); carry-on bag $35–$65 if purchased online | $30–$55 if purchased online | $40–$65 |
| United | 1 carry-on bag + 1 personal item | $35 domestic | $45 domestic |
💡 How to Avoid Bag Fees
Fly Southwest — 2 free checked bags, always. Get an airline credit card — most include a free checked bag ($35+ value each way). Earn elite status — all major airlines offer free checked bags to their frequent flyer elites. Pack carry-on only — learn to travel with a carry-on and personal item.
Frequently Asked Questions
Which airline has free checked bags?
Southwest Airlines is the only major U.S. airline that includes 2 free checked bags with every ticket. Other airlines may offer free bags for premium cabins, elite frequent flyers, active military, or credit card holders.
Does Spirit/Frontier charge for carry-on bags?
Yes — ultra-low-cost carriers like Spirit and Frontier charge $35-65+ for a full-size carry-on bag. A small personal item (backpack) is free. Buy bags at booking for the cheapest price; gate-purchased bags are much more expensive.
How do I avoid overweight bag fees?
Most airlines allow 50 lbs per checked bag. Weigh your bag at home with a luggage scale ($10-15). Overweight fees are typically $50-100+. Redistribute weight between bags if one is over the limit.