TOTAL VOLUME:

$154.3b

24H VOL:

$219,029,434

24H TRANSACTIONS:

2,984,028,936

OPEN INTEREST:

$1,869,293,526

411,051

Markets across

40,408

events

MATCHED EVENTS:

4,377

PLATFORM COVERAGE:

5

Polymarket:

37%

VS.

Kalshi:

63%

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TSA passenger screenings on Oct 20, 2026
kalshi

How many passengers will TSA screen?

Volume:
$4,307

At least 2,100,000 passengers

 - Kalshi

At least 2,100,000 passengers - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Oct 21, 2026

Closed: Oct 21, 6:59 AM EST

kalshi

Kalshi

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Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

At least 2,100,000 passengers

View
100%
Yes 100¢No 0¢
—
N/A
$4,134
N/A
N/A
$416
Settled
Yes
kalshi

At least 2,500,000 passengers

0%
Yes 0¢No 100¢
—
N/A
$161
N/A
N/A
$41
Settled
No
kalshi

At least 2,200,000 passengers

0%
Yes 0¢No 100¢
—
N/A
$12
N/A
N/A
$12
Settled
No
kalshi

At least 1,800,000 passengers

N/A
N/A
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
kalshi

At least 1,900,000 passengers

N/A
N/A
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
kalshi

At least 2,000,000 passengers

N/A
N/A
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
kalshi

At least 2,300,000 passengers

N/A
N/A
—
N/A
N/A
N/A
N/A
N/A
Settled
No
kalshi

At least 2,400,000 passengers

N/A
N/A
—
N/A
N/A
N/A
N/A
N/A
Settled
No
kalshi

At least 2,600,000 passengers

N/A
N/A
—
N/A
N/A
N/A
N/A
N/A
Settled
No
kalshi

At least 2,700,000 passengers

N/A
N/A
—
N/A
N/A
N/A
N/A
N/A
Settled
No
kalshi

At least 2,800,000 passengers

N/A
N/A
—
N/A
N/A
N/A
N/A
N/A
Settled
No
kalshi

At least 2,900,000 passengers

N/A
N/A
—
N/A
N/A
N/A
N/A
N/A
Settled
No
kalshi

At least 3,000,000 passengers

N/A
N/A
—
N/A
N/A
N/A
N/A
N/A
Settled
No
kalshi

At least 3,100,000 passengers

N/A
N/A
—
N/A
N/A
N/A
N/A
N/A
Settled
No
kalshi

At least 3,200,000 passengers

N/A
N/A
—
N/A
N/A
N/A
N/A
N/A
Settled
No
Total markets: 15

Description

These markets track the volume of passengers processed through U.S. Transportation Security Administration checkpoints on a specific travel day. The outcomes depend on whether the reported passenger count meets or exceeds various thresholds, reflecting expectations about travel demand and security operations for that date.

Kalshi

All markets resolve based on the first published nationwide TSA passenger screening count for October 20, 2026, as reported on the TSA’s Passenger Volumes page. The exact count is used without rounding, and only the initial published figure counts—later corrections or revisions are disregarded. If the data release is delayed, resolution is postponed until the figure becomes available, provided it occurs before the contract’s expiration or any applicable contingency deadlines. Each market has a specific numerical threshold; if the published count meets or exceeds that threshold, the market resolves to Yes, otherwise to No.

Frequently asked questions

On Kalshi, the dashboard for the TSA passenger screening market displays the current odds of various outcomes for total passenger screenings on October 20, 2026. You’ll find a price history chart showing how the market has valued different scenarios over time, and the 24-hour volume indicates how much trading activity has occurred recently. Currently, the total volume for this market is $4,303, with $4,303 traded in the last 24 hours. This allows traders to gauge market sentiment and identify potential opportunities.

Currently, it’s difficult to directly compare prediction market odds to traditional analyst forecasts for this specific event. However, broadly speaking, prediction markets often incorporate a wider range of information and perspectives than typical analyst reports. Analysts’ predictions for future travel numbers may rely heavily on economic indicators and airline forecasts, while this market reflects the collective judgment of traders considering a more diverse set of factors, including unforeseen events and real-time data. It will be interesting to see if the final outcome aligns more closely with the wisdom of the crowd or expert predictions.

On Kalshi, this market is priced using a continuous double auction, meaning traders can buy and sell contracts representing different outcomes. The price of each contract reflects the probability of that outcome occurring, as perceived by the market participants. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information becomes available, the prices will adjust to reflect the evolving consensus. The market's depth and volume provide insights into the confidence traders have in each potential outcome for the TSA passenger screening count.

This market resolves around Oct 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Specifically, the final number of passengers screened by the Transportation Security Administration (TSA) on October 20, 2026, will be used to determine the winning outcome. The official TSA data release will serve as the basis for resolution, ensuring an objective and transparent process. Traders should monitor news sources for the official announcement as the resolution date approaches.

Several factors could significantly influence this market before it resolves. Major economic shifts, such as a recession or a surge in consumer spending, could impact travel demand. Geopolitical events, including international conflicts or travel restrictions, could also play a role. Unexpected events like a major pandemic resurgence or significant disruptions to airline operations would likely cause substantial price movements. Additionally, changes in TSA policies or security protocols, or even large-scale sporting events scheduled for that date, could affect passenger screening numbers and, consequently, this market.