American Airlines is running a fun contest through Twitter related to football and the Dallas Cowboys.

For participating you can win 25,000 AAdvantage miles!

In the #AirTime Challenge you need to- “Guess the total amount of #AirTime- time the ball is in the air for completed Dallas passes” during Cowboys home games throughout the season.

(Total ball air time means the total time the football is in the air for completed offensive passes only, between two Dallas Cowboys players.)

The sweepstakes will take place through Twitter during each Cowboys home game. Week 1 has already passed but there are 8 more dates left to participate for a chance to win some miles.

To Enter you must:

• Follow @AmericanAir on Twitter
• Tweet your numerical answer with hashtag #AirTime
• **AA gave a hint that the average air time per pass is 2.7 seconds

Entry Dates: enter between 8:00 AM CT and 11:59 PM CT on:

1. August 29– already passed
2. September 8
3. September 22
4. October 6
5. October 13
6. November 3
7. November 28
8. December 15
9. December 29

The Rules:

• Open to legal residents of the 50 United States & D.C.
• Must be at least 18 (19 in Alabama & Nebraska) years of age or older at time of entry
• One entry per person per date is allowed

Find out more about the #AirTime Challenge here 

Good Luck!