Live prediction market odds for St. Louis Blues vs. Calgary Flames. Compare prices across Kalshi and Polymarket and ProphetX.
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Kalshi / Polymarket / ProphetX
2026-03-18
nhl-stl-cal-2026-03-18 : Sports event: St. Louis Blues vs. Calgary Flames - nhl
STL Blues leads the “St. Louis Blues vs. Calgary Flames” event at 36.6% implied probability, followed by Calgary Flames at 65.3%. A 54.5% cross-platform spread signals an active arbitrage window.
St. Louis Blues vs. Calgary Flames is a prediction market event currently tracked across 3 platforms (Kalshi, Polymarket, ProphetX). STL Blues leads at 37% implied probability, making it the market favorite. Other contenders include Calgary Flames at 65%.
STL Blues currently leads at 37% implied probability. Behind STL Blues, Calgary Flames at 65% are the next closest contenders. The 54.5% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here are the latest odds across Kalshi, Polymarket, ProphetX: STL Blues: 1¢ on Kalshi, 54¢ on Polymarket, 55¢ on ProphetX. Calgary Flames: 99¢ on Kalshi, 47¢ on Polymarket, 50¢ on ProphetX. The 54.5% spread across platforms highlights where markets disagree — a gap traders can exploit by buying low on one platform and selling high on another.
A price of 37¢ means the market estimates a 37% probability that STL Blues will be the outcome. Buying one share at 37¢ pays out $1.00 if correct — a 170% return — or $0 if wrong. This is the core mechanic of prediction markets: the price directly reflects the crowd's probability estimate.
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Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket and ProphetX.
KalshiIf CGY Flames wins the St. Louis at Calgary professional hockey game scheduled for Mar 18, 2026, then the market resolves to Yes.
PolymarketIn the upcoming NHL game, scheduled for March 18 at 9:30PM ET: If the Blues win, the market will resolve to "Blues". If the Flames win, the market will resolve to "Flames". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50. The result will be determined based on the final score including any overtime periods and shootouts. In the event of a shootout, one goal will be added to the winning team's score for the purpose of resolution.
ProphetXSports moneyline - resolves based on official game outcome per ProphetX Prediction Rules
STL Blues
36.6% avg
