What is the cheapest month to book a flight from Lyon to Boise?

Currently, October is the cheapest month in which you can book a flight from Lyon to Boise (average of $314). Flying from Lyon to Boise in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in Boise ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Boise when rainfall is around 0.2 in.

If weather is an important factor for your trip to Boise, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

What is the cheapest time of day to fly from LYS to BOI?

When flying from Lyon to Boise, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Lyon to Boise that include hotel bookings?

Yes. In addition to deals on Lyon to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Lyon to Boise?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lyon to Boise.

Can I find deals for business class flights from Lyon to Boise?

Yes. Cheapflights offers flight deals from Lyon to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$809+ Flights from Lyon to Boise

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Cheap flight deals from Lyon to Boise

Round-trip from	$809 (American Airlines)

From Lyon-Saint Exupéry to Boise Air Term. Gowen Fld

Search Deals

Find flight deals from Lyon to Boise

Cheapest flights from Lyon to Boise
Explore the most affordable flight options available from Lyon to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

jue. 11/139:35 amLYS - BOI

2 stops19h 43mAmerican Airlines

lun. 11/177:21 amBOI - LYS

2 stops21h 54mAmerican Airlines

Deal found 6/30

$809

jue. 11/131:55 pmLYS - BOI

3 stops31h 49mUnited Airlines

lun. 11/1712:35 pmBOI - LYS

2 stops17h 25mUnited Airlines

Deal found 7/1

$877

mié. 7/237:00 amLYS - BOI

2 stops23h 30mDelta

mié. 8/139:00 amBOI - LYS

2 stops21h 10mDelta

Deal found 7/1

$1,101

Best flights from Lyon to Boise
Discover carefully curated flight deals from Lyon to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 3, 2025.

jue. 11/139:35 amLYS - BOI

2 stops19h 43mAmerican Airlines

lun. 11/177:21 amBOI - LYS

2 stops21h 54mAmerican Airlines

Deal found 6/30

$809

jue. 11/131:55 pmLYS - BOI

3 stops31h 49mUnited Airlines

lun. 11/1712:35 pmBOI - LYS

2 stops17h 25mUnited Airlines

Deal found 7/1

$877

lun. 9/87:00 amLYS - BOI

2 stops21h 20mDelta

dom. 9/145:45 amBOI - LYS

2 stops20h 40mDelta

Deal found 7/3

$892

Last-minute flights from Lyon to Boise
Discover last-minute flight deals from Lyon to Boise. Data last updated julio 3, 2025 and is based on user searches.

mié. 7/237:00 amLYS - BOI

2 stops23h 30mDelta

mié. 8/139:00 amBOI - LYS

2 stops21h 10mDelta

Deal found 7/1

$1,101

mié. 7/232:00 pmLYS - BOI

2 stops40h 52mUnited Airlines

mié. 8/137:15 pmBOI - LYS

2 stops31h 20mUnited Airlines

Deal found 7/3

$1,258

One-way flights from Lyon to Boise
Search for one-way flight options from Lyon to Boise. Find affordable one-way fares based on user searches. Data last updated julio 3, 2025.

lun. 8/1111:40 pmLYS - BOI

3 stops55h 14mMultiple Airlines

Deal found 7/1

$818

Cheapflights Fare Finder

Use the filters below to find and compare flights from Lyon to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LyonBoise

LYS - BOI

LYSBOI

Lyon-Saint Exupéry

jue. 11/13

9:35 am-9:18 pm

2 stops19h 43m

Boise Air Term. Gowen Fld

lun. 11/17

7:21 am-1:15 pm

2 stops21h 54m

$809

LyonBoise

LYS - BOI

LYSBOI

Lyon-Saint Exupéry

jue. 11/13

1:55 pm-1:44 pm

3 stops31h 49m

Boise Air Term. Gowen Fld

lun. 11/17

12:35 pm-2:00 pm

2 stops17h 25m

$877

LyonBoise

LYS - BOI

LYSBOI

Lyon-Saint Exupéry

mié. 7/23

7:00 am-10:30 pm

2 stops23h 30m

Boise Air Term. Gowen Fld

mié. 8/13

9:00 am-2:10 pm

2 stops21h 10m

$1,101

LyonBoise

LYS - BOI

LYSBOI

Lyon-Saint Exupéry

lun. 8/11

11:40 pm-10:54 pm

3 stops55h 14m

$818

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Lyon to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Lyon with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Boise

Read through reviews of airlines operating flights from Lyon to Boise, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,970 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,970 reviews

Delta

8.0

Very good

7,970 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,845 reviews

Delta

8.0

Very good

7,970 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,970 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Can I find deals for flights from Lyon to Boise that include hotel bookings?
Yes. In addition to deals on Lyon to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Lyon to Boise?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lyon to Boise.
Can I find deals for business class flights from Lyon to Boise?
Yes. Cheapflights offers flight deals from Lyon to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Lyon to Boise?
Currently, October is the cheapest month in which you can book a flight from Lyon to Boise (average of $314). Flying from Lyon to Boise in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Meridian

Nampa

McCall

Ontario

Caldwell

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$809+ Cheap flights from Lyon (LYS) to Boise (BOI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Lyon to Boise with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Lyon to Boise

Round-trip from

Find flight deals from Lyon to Boise

Cheapest flights from Lyon to BoiseExplore the most affordable flight options available from Lyon to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

Explore the most affordable flight options available from Lyon to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Lyon to Boise that are best for you.

Best time to book a flight from Lyon to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Lyon with our price prediction graph.

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boise. Reviews last updated julio 3, 2025.

Read through reviews of airlines operating flights from Lyon to Boise, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Lyon to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Lyon to Boise that include hotel bookings?

How can I find direct flights from Lyon to Boise?

Can I find deals for business class flights from Lyon to Boise?

What is the cheapest month to book a flight from Lyon to Boise?

Traveling to a place near Lyon?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Lyon to Boise

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Book with Flexibility

Travel Smart

Cheapest flights from Lyon to Boise
Explore the most affordable flight options available from Lyon to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.