To save up to 25% on this flight, we recommend booking at least 20 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Chicago-O'Hare Intl to Hyannis from $185 1-2 weeks out and tickets from $243 for flights departing within the next 72 hours.
August is one of the best times of the year to fly to Hyannis from Chicago-O'Hare Intl. Prices for August average $206 per person but you can even find prices for as low as $50. The most expensive prices can be found in the month of December. Opting for a August flight can save you 39% on your journey compared to booking in August
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago-O'Hare Intl to Hyannis as you normally would.