Your next trip, last seen at €126
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
Short answer
We have seen United Airlines fares from Boise to Chicago, non-stop. The lowest fare our own searches returned is €126, seen on 13 Sep 2026. The average across the fares we caught is €147. October 2026 is the cheapest month in our observations, at €126. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.
Short answer
We have seen United Airlines fares from Boise to Chicago, non-stop. The lowest fare our own searches returned is €126, seen on 13 Sep 2026. The average across the fares we caught is €147. October 2026 is the cheapest month in our observations, at €126. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.
About this route
Explore the fares we observed from Boise to Chicago. Prices move often, so pick your dates to see the latest options.
- Route distance
- 2,330 km
- Reported fastest flight
- 3h 46m
- Airlines seen
- Alaska Airlines, American Airlines, Delta Air Lines, Frontier Airlines
- Alternative airports
- CGX, DPA, MDW, PWK, RFD
Route-level information; individual journeys vary.
Published schedules report non-stop service with United Airlines. Check current timetables.
A clearer picture of your fare
Frequently asked
How much is a flight from Boise to Chicago?
The lowest fare we have observed is €126, found on 13 Sep 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Boise to Chicago?
In our observations October 2026 is the cheapest month so far, at €126.
Are there direct flights from Boise to Chicago?
Yes. We have seen non-stop flights on this route, flown by United Airlines.
Which airlines fly from Boise to Chicago?
These are the carriers we have seen on the route: United Airlines.
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 10 Oct 2026