Cheap Flights Louisville to Boise from £111

Flight FAQs

• Which airlines offer the cheapest flights from Louisville (SDF) to Boise (BOI)?

  Based on Trip.com data, Delta Air Lines offers one-way fares as low as £111 on Cheapest nonstop routes (e.g. SDF to BOI on Sat, Sep 5), while Delta Air Lines offers Cheapest nonstop round-trips from £249 departing on Wed, Aug 19 and returning on Tue, Aug 25.

• Which airlines offer flights from Louisville to Boise?

  At the moment, several airlines serve connecting flights from Louisville to Boise, including: Delta Air Lines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.

• When is the best time to book flights from Louisville to Boise?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Louisville to Boise is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Louisville to Boise?

  To find best deals on flights from Louisville to Boise, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Sep 5, with one-way flights priced at just £111.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Boise travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Louisville to Boise to get the best price?

  The cheapest months to fly from Louisville to Boise is September, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Louisville to Boise?

  After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Louisville to Boise on August 25, 2026 with Delta Air Lines, with prices starting at £112.

• Which airports can I fly through when travelling to Boise from Louisville?

  You can land at any one of the following hubs in Boise, with Louisville International Airport to Boise Airport (SDF-BOI) is by far the most common option on this route: Boise Airport (BOI).

• What is the time difference between Louisville and Boise?

  The time difference between Boise and Louisville is 2h.

• How can I change or cancel my flight ticket from Louisville to Boise?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average cost of a one-way flight from Louisville to Boise?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Louisville to Boise is £161. Fares vary by travel date, airline and availability.

• How do I book flights from Louisville to Boise on Trip.com?

  Enter Louisville and Boise, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.