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$134+ Cheap flights from Miami to Boise (MIA - 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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — BOI
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheap flight deals from Miami to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Miami (MIA) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 1, 2025.

Round-trip from

$247
(FlightHub)

One-way from

$134
(FlightHub)

Popular in

May

Cheapest in

September

Average price

$323
From Miami to Boise Air Term. Gowen Fld
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One-way flight from Miami to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 12% potential increase in price ($57 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Miami to Boise

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

This FlightHub deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/217:23 pmMIA - BOI
1 stop27h 08mSpirit Airlines
Thu 9/252:16 pmBOI - MIA
1 stop26h 39mSpirit Airlines
Deal found 7/31$247
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/3011:29 amMIA - BOI
1 stop10h 41mAmerican Airlines
Sat 9/61:07 pmBOI - MIA
1 stop8h 21mAmerican Airlines
Deal found 7/30$248
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/305:42 pmMIA - BOI
1 stop7h 18mDelta
Sat 9/65:45 amBOI - MIA
1 stop9h 46mDelta
Deal found 7/31$249
This Frontier deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/146:00 amMIA - BOI
1 stop7h 37mFrontier
Fri 9/1912:22 pmBOI - MIA
1 stop10h 22mFrontier
Deal found 7/31$298
This Expedia deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:00 amMIA - BOI
1 stop7h 37mMultiple Airlines
Thu 9/252:16 pmBOI - MIA
2 stops17h 14mMultiple Airlines
Deal found 7/31$304
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1211:55 amMIA - BOI
2 stops13h 49mUnited Airlines
Mon 12/156:20 amBOI - MIA
1 stop7h 14mUnited Airlines
Deal found 7/31$337
This Alaska Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/126:45 pmMIA - BOI
2 stops16h 35mAlaska Airlines
Sun 9/216:35 amBOI - MIA
1 stop9h 10mAlaska Airlines
Deal found 7/31$352
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/205:50 amMIA - BOI
2 stops11h 00mSouthwest
Wed 9/247:50 amBOI - MIA
2 stops11h 25mSouthwest
Deal found 7/30$448

Cheapflights Fare Finder

 
Customize your flight search to find flights from Miami to Boise that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2025.
Use the filters below to find and compare flights from Miami to Boise that are best for you.

Fly from

Miami

Fly to

Boise

Route

Depart

Return

Price

MiamiBoise

MIA - BOI

MIABOI

Miami

Sun 9/21

7:23 pm-8:31 pm

1 stop27h 08m

Boise Air Term. Gowen Fld

Thu 9/25

2:16 pm-6:55 pm

1 stop26h 39m

$247

MiamiBoise

MIA - BOI

MIABOI

Miami

Sat 8/30

11:29 am-8:10 pm

1 stop10h 41m

Boise Air Term. Gowen Fld

Sat 9/6

1:07 pm-11:28 pm

1 stop8h 21m

$248

MiamiBoise

MIA - BOI

MIABOI

Miami

Sat 8/30

5:42 pm-11:00 pm

1 stop7h 18m

Boise Air Term. Gowen Fld

Sat 9/6

5:45 am-5:31 pm

1 stop9h 46m

$249

MiamiBoise

MIA - BOI

MIABOI

Miami

Sun 9/14

6:00 am-11:37 am

1 stop7h 37m

Boise Air Term. Gowen Fld

Fri 9/19

12:22 pm-12:44 am

1 stop10h 22m

$298

MiamiBoise

MIA - BOI

MIABOI

Miami

Thu 9/18

6:00 am-11:37 am

1 stop7h 37m

Boise Air Term. Gowen Fld

Thu 9/25

2:16 pm-9:30 am

2 stops17h 14m

$304

MiamiBoise

MIA - BOI

MIABOI

Miami

Fri 9/12

6:45 pm-9:20 am

2 stops16h 35m

Boise Air Term. Gowen Fld

Sun 9/21

6:35 am-5:45 pm

1 stop9h 10m

$352

MiamiBoise

MIA - BOI

MIABOI

Miami

Mon 8/11

8:45 am-4:40 pm

1 stop9h 55m

Boise Air Term. Gowen Fld

Mon 8/18

5:00 am-4:20 pm

1 stop9h 20m

$390

MiamiBoise

MIA - BOI

MIABOI

Miami

Sat 9/20

5:50 am-2:50 pm

2 stops11h 00m

Boise Air Term. Gowen Fld

Wed 9/24

7:50 am-9:15 pm

2 stops11h 25m

$448

MiamiBoise

MIA - BOI

MIABOI

Miami

Sun 9/7

6:28 pm-8:21 pm

1 stop27h 53m

$134

MiamiBoise

MIA - BOI

MIABOI

Miami

Mon 9/8

6:20 am-12:27 pm

1 stop8h 07m

$140

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 16 results
1
2

Best time to book a flight from Miami to Boise

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

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

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

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

Find hourly flight availability from Miami to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2025.

A simple way to save on the total cost of your ticket is to fly from Miami to Boise in the evening. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight in the morning.

Weekly flight availability from Miami to Boise

Explore weekly flight availability from Miami to Boise. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 1, 2025.

The most flights from MIA to BOI are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 August 1, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Miami to Boise to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,983 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,904 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

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

  • What airports do I use to fly from Miami to Boise?

    If you book a flight from Miami to Boise, you will be flying from Miami to Air Term. Gowen Fld. Flights to Boise Air Term. Gowen Fld (BOI) from Miami (MIA) take 7h 18m for a nonstop flight. There is 1 flight from Miami to Boise per day from 5 airlines.

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

    Our cheapest airline available from Miami to Boise is Spirit Airlines. Our recent data shows that you can find tickets from as low as $247 on this airline. Additional options worth looking into are Delta and Frontier, starting at $249 and $298 round-trip. Users have found that Spirit Airlines is 37% cheaper than the other options available to this destination.

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

    $134 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $140 and $145, respectively.

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

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

  • How can I find direct flights from Miami to Boise?

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

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

    Yes. Cheapflights offers flight deals from Miami 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 Miami to Boise?

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

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Meridian
Nampa
Ontario
McCall
Caldwell

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Top 5 airlines flying from Miami to Boise

Discover the top 5 airlines that operate flights from Miami to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$189Average$349FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$230Average$284FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$249Average$387FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$328Average$539FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$331Average$379FlexibilityNo cancel feeOn-time75%

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