21.   The airline fare sales have blackout dates around holidays and involve nonrefundable tickets that must be booked and used by specified dates.

22.   The offer is good Thursday through Sunday, with some blackout dates.

23.   The rates do not include tax, and blackout dates may apply.

24.   There are no holiday blackout dates when the sale fares cannot be used.

25.   There are no time limits to earn or redeem flights or blackout dates.

26.   There are restrictions and blackout dates.

27.   There are blackout dates.

28.   These fares require Saturday-night stays and involve blackout dates, and the tickets must be charged to the card.

29.   There are also many blackout dates when you may not use club discounts, and the AActive American club has additional blackouts for some international zones.

30.   There are certain restrictions, such as no travel on Fridays or Sundays and blackout dates.