Why are airline flights so expensive?

Related questions

1. Can students get discounts on flights?
2. How do I get a standby flight?
3. Can you get student discounts on flights?
4. Why are airplanes so expensive?
5. Why would a flight be Cancelled?
6. Will Southwest refund if price drops?
7. Is Southwest the cheapest airline?
8. Why are 2019 flights so expensive?
9. What does it mean to fly standby?
10. What happens when my flight is Cancelled?

Tags

1. #ticket
2. #airline
3. #keeps
4. #gallon
5. #expensive
6. #surcharges
7. #price
8. #higher
9. #reason
10. #today
11. #cents
12. #airlines
13. #compared
14. #pretty
15. #quadrupled
16. #going
17. #things
18. #which