Iowa vs Northwestern odds: Kalshi vs PolymarketUpcoming

College football, Saturday, November 7, 2026. The price to buy each team on each venue, updated just now.

Team	Kalshi	Polymarket
Iowa	46¢	44¢
Northwestern	55¢	57¢

Green is the cheapest venue for that team. Best ask only, before fees.

Buying Iowa on Polymarket at 44¢ and Northwestern on Kalshi at 55¢ costs 99¢ for a $1 payout whoever wins, before fees. Whether that still pays after both venues' fees, at the size for sale, is what ArbTrader checks live.
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What we've seen so far

Biggest price difference: Iowa was 2¢ apart: Kalshi 46¢ vs Polymarket 44¢, Wed, Nov 4, 11:37 AM ET.

We didn't see a spread here that paid after fees on Kalshi and Polymarket so far.

From Kalshi and Polymarket prices read about once a minute, Tue, Nov 3, 6:00 PM to Wed, Nov 4, 11:38 AM ET.

On the venues: Kalshi · Polymarket

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Why are the prices different?

Kalshi and Polymarket are separate exchanges with different traders and fees, so Iowa and Northwestern can trade at different prices on each for minutes at a time. If buying Iowa on one venue and Northwestern on another costs less than $1 after fees, the difference is yours whoever wins, as long as both venues settle the game the same way. Read the step-by-step guide and the risks.

More College football odds →

Prices are each venue's best ask: the price to buy that team, before fees, at whatever size is for sale. A price of 45¢ means the market puts it at about 45%; each contract pays $1 if that team wins. Venues can settle a postponed or suspended game differently; check both venues' rules before trading. Not financial advice. ArbTrader isn't affiliated with Kalshi and Polymarket.