TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Apr 29, 11:59 PM EST
Kalshi
This event tracks the total number of passengers screened at U.S. airports on April 23, 2026, measuring daily air travel volume across the country. The metric captures airport security screening activity, which serves as an indicator of domestic and international travel demand on a specific date.