What is the best day to buy airline tickets?

Related questions

1. Why are flights in the US so expensive?
2. Do flight prices change at midnight?
3. What day is best to book a flight?
4. Do travel agents fly free?
5. Why are plane tickets so expensive right now?
6. Does Skyscanner increase prices?
7. What is the cheapest month to fly?
8. Is it cheaper to book flights online or with a travel agent?
9. Can a travel agent save me money?
10. Do airline prices go down?

Tags

1. #advance
2. #longer
3. #cheapest
4. #airline
5. #rather
6. #flight
7. #weeks
8. #money
9. #sunday
10. #tuesday
11. #plane
12. #sundays
13. #three
14. #tuesdays
15. #least
16. #tickets