May can be a great time to fly to Quad-City from Saskatoon with a flight ticket averaging about C$ 451. Cheapflights users have found deals in the month of May for as cheap as C$ 308. The most expensive prices can be found in the month of February.
When travelling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Saskatoon is roughly similar to Moline. You can assume this to be the case over the next 13 days.
You can imagine temperatures to be in the 31 °C range in July. The weather in Moline is generally hotter than Saskatoon's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.