Are tickets cheaper at airport?

Related questions

1. Is it cheaper to book Spirit Airlines at the airport?
2. What does Travelocity cancellation plan cover?
3. What happens if you don't buy seats on Spirit?
4. Do flight prices include tax?
5. What is the Spirit $9 Fare Club?
6. What is a 9/11 security fee?
7. Do flight prices go down closer to the date?
8. Why are taxes and fees so high on flights?
9. Will flights get cheaper if I wait?
10. Are plane tickets cheaper on Tuesdays?

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