Hidden airline fees to avoid

Although it's become easier to find cheap flights, airline convenience fees are at the highest they've ever been. Increased baggage charges, fewer in-flight amenities, and mandatory booking fees are just the start of what you can expect to pay at airports this summer. Below we've updated our check list of hidden airline fees so you're not caught off guard on your next flight.

Baggage fees

American Airlines
1st Bag: $15
2nd Bag: $25
Additional Bags: $100 (bags 3-5), $200 (6+ bags)
Carry On: Free

AirTran
1st bag: $15
2nd bag: $25
Additional Bags: $50
Carry On: Free

Continental
1st bag: $15
2nd bag: $25
Additional Bags: $100
Carry On: Free

Delta
1st bag: $15
2nd bag: $25
Additional Bags: $125 (bag 3), $200 (bags 4-10)
Carry On: Free

JetBlue
1st bag: Free
2nd bag: $30
Additional Bags: $75
Carry On: Free

Southwest
1st bag: Free
2nd bag: Free
Additional Bags: $50 (bags 3-9), $110 (9+ bags)
Carry On: Free

Spirit
1st bag: $19 (booked online), $25 (booked at airport)
2nd bag: $25
Additional Bags: $100
Carry On: Free

United
1st bag: $15 (booked online), $20 (booked at airport)
2nd bag: $25 (booked online), $30 (booked at airport)
Additional Bags: $125 (bags 4-5), $200 (6+ bags)
Carry On: Free

US Airways
1st Bag: $15 (booked online), $20 (booked at airport)
2nd Bag: $25 (booked online), $30 (booked at airport)
Additional Bags: $100
Carry On: Free

Virgin America
1st Bag: $15
2nd Bag: $15
Additional Bags: $15
Carry On: Free