Plane tickets from Chicago to Boise

As flight prices can fluctuate, it is best to search on the airline's website or a major online travel booking service to get the most up-to-date price. This depends entirely on which airline you are using. Some airlines may fly multiple times a week, while others may only fly once a week. You can check with specific airlines to get more information. The best time to fly from Boise to Chicago is typically anytime between April and October, as the weather is very mild during these months. However, if you're looking for the best in terms of both weather and bargains, try to book your trip between the months of May and September for typically cheaper flights and mild weather. The frequency of flights from Boise to Chicago varies depending on the month and airline. On average, there are up to nine daily nonstop flights from Boise to Chicago. No, you do not need to get a visa to travel from Boise to Chicago. The US has a Visa Waiver Program that allows citizens of some countries to travel to the US for up to 90 days without a visa. However, you will need to get an Electronic System for Travel Authorization (ESTA) prior to travel in order to be able to board your flight. 1. Alaska Airlines 2. American Airlines 3. Delta Airlines 4. United Airlines 5. Southwest Airlines American Airlines and United Airlines both offer nonstop flights between Boise and Chicago.