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How to get from Boise to Chicago

No nonstop flights. The fastest way is via Portland: about 8h 15m including the connection. Other options: via Las Vegas, Sacramento, Phoenix and Seattle. Two tickets from $213.

Flights from Boise to Chicago

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

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Best fares from Boise to Chicago

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $254 15 November 2026, with a connection Cheapest nonstop $318 15 November 2026, UA Cheapest in the next 7 days $254 15 November, Sun Cheapest month November 2026 tickets from $254

Where to connect

Options with one connection, fastest first

fastest, via Portland
8h 15m
two tickets, via Phoenix
$213
connection options
5
straight-line distance
1,448 mi (2,330 km)
fastest
Via Portland
8h 15m
with the connection
Boise to Portland flight 30m
Connection of about 3h
Portland to Chicago flight 4h 45m
two ticketsfrom $407
Via Las Vegas
8h 20m
with the connection
Boise to Las Vegas flight 1h 50m
Connection of about 3h
Las Vegas to Chicago flight 3h 30m
two ticketsfrom $381
Via Sacramento
8h 28m
with the connection
Boise to Sacramento flight 1h 30m
Connection of about 3h
Sacramento to Chicago flight 3h 58m
two ticketsfrom $342
Via Phoenix
8h 30m
with the connection
Boise to Phoenix flight 2h 10m
Connection of about 3h Arrival: Phoenix Sky Harbor International, Phoenix-Mesa Gateway. Departure to Chicago: Phoenix Sky Harbor International, Phoenix-Mesa Gateway.
Phoenix to Chicago flight 3h 20m
two ticketsfrom $213
Via Seattle
8h 53m
with the connection
Boise to Seattle flight 1h 47m
Connection of about 3h
Seattle to Chicago flight 4h 6m

One ticket or two

How the options are calculated and what to keep in mind at the connection

Flight times come from the nonstop schedule (estimated from the distance where there is no schedule), with 3h allowed for the connection. The price of an option is the sum of the lowest known fares for each leg; their dates may not match, so treat it as a guide. The search shows tickets for your dates, including connections on a single ticket.

When to visit Chicago

Weather by month

Best time to visit: May, June, July, August, September and October, +18° to +27° by day. In November it is +10° by day and +2° at night, with 7 rainy days.

Jan
0° −7° 10 days
Feb
+2° −6° 7 days
Mar
+9° 0° 12 days
Apr
+14° +5° 13 days
May
+19° +10° 11 days
Jun
+27° +17° 9 days
Jul
+27° +19° 12 days
Aug
+27° +19° 10 days
Sep
+24° +16° 7 days
Oct
+18° +10° 11 days
Nov
+10° +2° 7 days
Dec
+4° −3° 10 days

Daytime and night temperatures in °C, rainy days. Months with the most comfortable weather are in green. Long-term averages.

Nearest nonstop flights

The closest you can get without a connection

Frequently asked questions

Is there a nonstop flight from Boise to Chicago?
There are no nonstop flights in the schedule. You will need a connection, the fastest is via Portland.
What is the fastest way to fly from Boise to Chicago?
Via Portland: 30m to the connection, 4h 45m after it, about 8h 15m in total with 3h for the connection.
How much does a flight from Boise to Chicago with a connection cost?
Two nonstop tickets via Phoenix from $213. This is the sum of the lowest known prices for each leg, and their dates may not match.
Which cities can you connect in between Boise and Chicago?
Portland (8h 15m total), Las Vegas (8h 20m total), Sacramento (8h 28m total), Phoenix (8h 30m total) and Seattle (8h 53m total).
How far is Chicago from Boise?
1,448 mi (2,330 km) in a straight line between the cities.
How much time should I allow for the connection?
The options allow 3h. On a single ticket the carrier is responsible for the connection; on separate tickets you set the margin yourself, allowing time to collect and re-check your bags.