What are the cheapest airlines flying from Chattanooga to Boise round-trip?

Our cheapest airline available from Chattanooga to Boise is Delta. Our recent data shows that you can find tickets from as low as $289 on this airline. An additional option worth looking into is United Airlines, starting at $429. Delta is priced at 35% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Chattanooga to Boise one-way?

One-way options have recently been found by users for as low as $189 on Spirit Airlines. Other airlines that offer cheap prices include American Airlines from $209 and Delta from $315 one-way.

What is the cheapest day to fly from Chattanooga to Boise?

Travelers seeking maximum savings on their Chattanooga to Boise flight should consider departing on Saturday at noon when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 are the most popular airlines that fly from Chattanooga to Boise?

American Airlines, Delta and United Airlines are the most popular airlines when flying from Chattanooga to Boise.

What is the cheapest day to fly round-trip from Chattanooga to Boise?

Travelers have found that booking a Tuesday departure is the best way to save up to 76% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Chattanooga to Boise?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, November can be a great choice for travel to Boise. Flights to Boise from Chattanooga in November are about $446 on average during November, but can be found for as low as $248.

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

One of the essential ways to save on airfare from Chattanooga to Boise is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 42% on airfare.

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

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

How can I find direct flights from Chattanooga to Boise?

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

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

Yes. Cheapflights offers flight deals from Chattanooga 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.

$189+ Flights from Chattanooga to Boise

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Cheap flight deals from Chattanooga to Boise

Round-trip from	$289 (Delta)
One-way from	$189 (Mytrip)
Popular in	December
Cheapest in	November
Average price	$651

From Chattanooga Lovell Field to Boise Air Term. Gowen Fld

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One-way flight from Chattanooga Lovell Field to Boise Air Term. Gowen Fld

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Highest demand for flights based on searches. 15% potential increase in price ($83 potential increase over avg. RT price).

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Cheapest flight prices on average. 6% potential price decrease ($30 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Chattanooga to Boise

Cheapest flights from Chattanooga to Boise
Explore the most affordable flight options available from Chattanooga to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Fri 8/154:08 pmCHA - BOI

1 stop8h 21mDelta

Sat 8/231:35 pmBOI - CHA

1 stop7h 53mDelta

Deal found 6/29

$289

Sat 8/167:01 amCHA - BOI

1 stop6h 42mUnited Airlines

Fri 8/2212:27 pmBOI - CHA

1 stop8h 46mUnited Airlines

Deal found 6/29

$429

Sat 8/166:49 pmCHA - BOI

2 stops24h 22mMultiple Airlines

Sat 8/231:40 pmBOI - CHA

3 stops19h 15mMultiple Airlines

Deal found 6/29

$447

Best flights from Chattanooga to Boise
Discover carefully curated flight deals from Chattanooga to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Fri 8/154:08 pmCHA - BOI

1 stop8h 21mDelta

Sat 8/231:35 pmBOI - CHA

1 stop7h 53mDelta

Deal found 6/29

$289

Sat 8/167:01 amCHA - BOI

1 stop6h 42mUnited Airlines

Fri 8/2212:27 pmBOI - CHA

1 stop8h 46mUnited Airlines

Deal found 6/29

$429

Sat 8/166:49 pmCHA - BOI

2 stops24h 22mMultiple Airlines

Sat 8/231:40 pmBOI - CHA

3 stops19h 15mMultiple Airlines

Deal found 6/29

$447

Last-minute flights from Chattanooga to Boise
Discover last-minute flight deals from Chattanooga to Boise. Data last updated July 1, 2025 and is based on user searches.

Thu 7/174:23 pmCHA - BOI

1 stop8h 07mDelta

Mon 7/2111:40 pmBOI - CHA

1 stop8h 25mDelta

Deal found 6/30

$403

Thu 7/1712:10 pmCHA - BOI

2 stops23h 36mUnited Airlines

Mon 7/217:15 pmBOI - CHA

2 stops14h 20mUnited Airlines

Deal found 6/30

$647

One-way flights from Chattanooga to Boise
Search for one-way flight options from Chattanooga to Boise. Find affordable one-way fares based on user searches. Data last updated July 1, 2025.

Sat 8/166:49 pmCHA - BOI

2 stops24h 22mSpirit Airlines

Deal found 6/29

$189

Sat 8/166:00 amCHA - BOI

1 stop8h 46mAmerican Airlines

Deal found 6/29

$209

Thu 7/178:31 amCHA - BOI

3 stops36h 21mMultiple Airlines

Deal found 6/29

$263

Thu 7/174:23 pmCHA - BOI

2 stops9h 46mDelta

Deal found 6/29

$315

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChattanoogaBoise

CHA - BOI

CHABOI

Chattanooga Lovell Field

Fri 8/15

4:08 pm-10:29 pm

1 stop8h 21m

Boise Air Term. Gowen Fld

Sat 8/23

1:35 pm-11:28 pm

1 stop7h 53m

$289

ChattanoogaBoise

CHA - BOI

CHABOI

Chattanooga Lovell Field

Sat 8/16

7:01 am-11:43 am

1 stop6h 42m

Boise Air Term. Gowen Fld

Fri 8/22

12:27 pm-11:13 pm

1 stop8h 46m

$429

ChattanoogaBoise

CHA - BOI

CHABOI

Chattanooga Lovell Field

Sat 8/16

6:49 pm-5:11 pm

2 stops24h 22m

Boise Air Term. Gowen Fld

Sat 8/23

1:40 pm-10:55 am

3 stops19h 15m

$447

ChattanoogaBoise

CHA - BOI

CHABOI

Chattanooga Lovell Field

Sat 8/16

6:49 pm-5:11 pm

2 stops24h 22m

$189

ChattanoogaBoise

CHA - BOI

CHABOI

Chattanooga Lovell Field

Sat 8/16

6:00 am-12:46 pm

1 stop8h 46m

$209

ChattanoogaBoise

CHA - BOI

CHABOI

Chattanooga Lovell Field

Thu 7/17

8:31 am-6:52 pm

3 stops36h 21m

$263

ChattanoogaBoise

CHA - BOI

CHABOI

Chattanooga Lovell Field

Thu 7/17

4:23 pm-12:09 am

2 stops9h 46m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Best time to book a flight from Chattanooga to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Chattanooga 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.

Cheapflights Insights

Everything you need to know about your flight from Chattanooga to Boise

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

Currently, October is the cheapest month in which you can book a flight from Chattanooga to Boise (average of $314). Flying from Chattanooga 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.

How much does it cost to fly round-trip from Chattanooga to Boise?

Reviews of airlines servicing Boise

Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Chattanooga to Boise. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,973 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

7,973 reviews

Delta

8.0

Very good

7,973 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

8,858 reviews

Delta

8.0

Very good

7,973 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

7,973 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!

Spirit Airlines

6.3

Okay

8,101 reviews

Delta

8.0

Very good

7,973 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

What are the cheapest airlines flying from Chattanooga to Boise round-trip?
Our cheapest airline available from Chattanooga to Boise is Delta. Our recent data shows that you can find tickets from as low as $289 on this airline. An additional option worth looking into is United Airlines, starting at $429. Delta is priced at 35% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Chattanooga to Boise one-way?
One-way options have recently been found by users for as low as $189 on Spirit Airlines. Other airlines that offer cheap prices include American Airlines from $209 and Delta from $315 one-way.
Can I find deals for flights from Chattanooga to Boise that include hotel bookings?
Yes. In addition to deals on Chattanooga to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Chattanooga to Boise?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chattanooga to Boise.
Can I find deals for business class flights from Chattanooga to Boise?
Yes. Cheapflights offers flight deals from Chattanooga 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 Chattanooga to Boise?
Currently, October is the cheapest month in which you can book a flight from Chattanooga to Boise (average of $314). Flying from Chattanooga 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

Nampa

Meridian

Ontario

McCall

Caldwell

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Alternative routes for Chattanooga to Boise

Other flights to Boise

Top 3 airlines flying from Chattanooga to Boise

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$277	Average$378	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$288	Average$450	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$311	Average$547	FlexibilityNo cancel fee	On-time69%

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$189+ Cheap flights from Chattanooga to Boise (CHA - BOI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Chattanooga to Boise with Cheapflights

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Cheap flight deals from Chattanooga to Boise

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Find flight deals from Chattanooga to Boise

Cheapest flights from Chattanooga to BoiseExplore the most affordable flight options available from Chattanooga to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Explore the most affordable flight options available from Chattanooga to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Chattanooga to Boise

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

Cheapflights Insights

Everything you need to know about your flight from Chattanooga to Boise

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

How much does it cost to fly round-trip from Chattanooga to Boise?

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 July 1, 2025.

Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Chattanooga to Boise. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines flying from Chattanooga to Boise round-trip?

What are the cheapest airlines to fly from Chattanooga to Boise one-way?

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

How can I find direct flights from Chattanooga to Boise?

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

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

Traveling to a place near Chattanooga?

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Alternative routes for Chattanooga to Boise

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Top 3 airlines flying from Chattanooga to Boise

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Cheapest flights from Chattanooga to Boise
Explore the most affordable flight options available from Chattanooga to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.