$343 Cheap Flights from Boise (BOI) to Lafayette (LFT)

View $343 flight on Sun, Feb 15, 2026Opens in a new window

Popular airlines from Boise Airport (BOI) to Lafayette Regional Airport (LFT)

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Cheap Flights from Boise to Lafayette (BOI-LFT)

Prices were available within the past 7 days and start at $343 for one-way flights and $289 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Jan 9 - Sat, Jan 17
BOI
Boise
LFT
Lafayette
$289 Roundtrip, found 3 days ago
$289
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Jan 9 from Boise to Lafayette, returning Sat, Jan 17, priced at $289 found 3 days ago
Delta
Tue, Jan 13 - Sat, Jan 24
BOI
Boise
LFT
Lafayette
$294 Roundtrip, found 3 days ago
$294
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Jan 13 from Boise to Lafayette, returning Sat, Jan 24, priced at $294 found 3 days ago
Delta
Tue, Jan 13 - Sun, Jan 25
BOI
Boise
LFT
Lafayette
$319 Roundtrip, found 3 days ago
$319
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Jan 13 from Boise to Lafayette, returning Sun, Jan 25, priced at $319 found 3 days ago
Delta
Tue, Jan 13 - Tue, Jan 27
BOI
Boise
LFT
Lafayette
$324 Roundtrip, found 3 days ago
$324
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Jan 13 from Boise to Lafayette, returning Tue, Jan 27, priced at $324 found 3 days ago
Delta
Tue, Jan 13 - Wed, Jan 21
BOI
Boise
LFT
Lafayette
$342 Roundtrip, found 3 days ago
$342
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Jan 13 from Boise to Lafayette, returning Wed, Jan 21, priced at $342 found 3 days ago
Delta
Fri, Jan 9 - Sun, Jan 25
BOI
Boise
LFT
Lafayette
$344 Roundtrip, found 3 days ago
$344
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Jan 9 from Boise to Lafayette, returning Sun, Jan 25, priced at $344 found 3 days ago
Delta
Fri, Jan 9 - Tue, Jan 27
BOI
Boise
LFT
Lafayette
$349 Roundtrip, found 3 days ago
$349
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Jan 9 from Boise to Lafayette, returning Tue, Jan 27, priced at $349 found 3 days ago
American Airlines
Fri, Jan 9 - Sat, Jan 17
BOI
Boise
LFT
Lafayette
$354 Roundtrip, found 3 days ago
$354
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Jan 9 from Boise to Lafayette, returning Sat, Jan 17, priced at $354 found 3 days ago
Delta
Tue, Jan 13 - Thu, Jan 22
BOI
Boise
LFT
Lafayette
$359 Roundtrip, found 3 days ago
$359
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Jan 13 from Boise to Lafayette, returning Thu, Jan 22, priced at $359 found 3 days ago
United
Wed, Jan 7 - Tue, Jan 27
BOI
Boise
LFT
Lafayette
$389 Roundtrip, found 3 days ago
$389
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jan 7 from Boise to Lafayette, returning Tue, Jan 27, priced at $389 found 3 days ago

Frequently asked questions

How much does a flight from Boise Airport (BOI) to Lafayette Regional Airport (LFT) cost?
Lock in a cheap one-way flight from $343 or cheap return flight from $289 from Boise Airport (BOI) to Lafayette Regional Airport (LFT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Boise Airport (BOI) to Lafayette Regional Airport (LFT)?
The cheapest month to fly from BOI to LFT is January, when demand is low. Off-peak months are usually when better flight deals are available between these airports.
What is the cheapest airline that flies from Boise Airport (BOI) to Lafayette Regional Airport (LFT)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from BOI to LFT. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Boise Airport (BOI) to Lafayette Regional Airport (LFT)?
Nonstop flights from Boise Airport (BOI) to Lafayette Regional Airport (LFT) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOI to LFT?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boise Airport (BOI) to Lafayette Regional Airport (LFT)?
To avoid possible delays on the Boise Airport (BOI) to Lafayette Regional Airport (LFT) route, fly before 3 PM. Departures after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Boise Airport (BOI) to Lafayette Regional Airport (LFT) last-minute?
Last-minute fares from BOI to LFT are usually more expensive. To lock in the lowest prices, start looking for flights early. That said, if you're flexible with your travel plans, it's possible to find a cheap ticket right before you leave.
Is it cheaper to book a BOI to LFT flight and hotel package?
You can save money by securing a BOI to LFT flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After choosing your ideal flights and accommodations, consider adding extras including activities, car rentals and tours.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Lafayette Regional Airport (LFT)?
In most instances, you can cancel or modify your BOI to LFT flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want more details, go to our Customer Service portal.

Travel information

Origin airport
Boise
Destination airport
Lafayette Regional
Airlines serving
American Airlines, Delta, United
Roundtrip price
$288
Distance
1616 mi

Book with confidence

Boise to Lafayette Flights

The cheapest times to fly from Boise to Lafayette

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boise to Lafayette are during the month of January. You can find some of the cheapest flights from Boise to Lafayette with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boise to Lafayette

Sunday is one of the best days to book for cheap flights from Boise to Lafayette: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boise to Lafayette

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boise to Lafayette in 2025. You can also book with separate airlines for your outbound and return journeys, from $343 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boise to Lafayette flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boise to Lafayette airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Boise to Lafayette Flights

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*Available to One Key members.