Can I buy a round trip ticket without a return date?

Related questions

1. Is Aegean Airlines part of Star Alliance?
2. Can I buy airline tickets for someone else?
3. How long does a round trip ticket last?
4. What is 2pc baggage allowance?
5. Can I bring two bags on a plane?
6. Can a duffel bag be a personal item?
7. What is an open airline ticket?
8. Can I take my phone charger in my carry on?
9. Are Aegean Airlines Safe?
10. Can I get an open return flight?

Tags

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2. #round
3. #could
4. #price
5. #shortly
6. #before
7. #deregulation
8. #occasionally
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10. #somewhere
11. #determined
12. #regular
13. #after
14. #reservation
15. #return
16. #ticket
17. #flight
18. #departure
19. #without