What is the difference between economy and economy Flexi?

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Tags

1. #three
2. #booking
3. #premium
4. #flexi
5. #change
6. #designed
7. #certainty
8. #different
9. #difference
10. #means
11. #economy
12. #travel
13. #possible
14. #fares
15. #types
16. #flexibility
17. #choice
18. #product
19. #offer
20. #stena