HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Galveston

$139+ Cheap flights from Boise (BOI) to Galveston, TX

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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — HOU
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boise to Galveston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Galveston are usually found in September or August, booked 37 days in advance, depart on a Wednesday or Monday and return on a Thursday

Find flight deals from Boise to Galveston

Cheapest flights from Boise to Galveston
Explore the most affordable flight options available from Boise to Galveston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Delta deal was found by Cheapflights users on 10/29. 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.
Sun 11/231:49 pmBOI - HOU
1 stop8h 18mDelta
Wed 11/262:32 pmHOU - BOI
1 stop8h 55mDelta
Deal found 10/29$289
This Southwest deal was found by Cheapflights users on 10/30. 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.
Fri 12/125:40 pmBOI - HOU
1 stop5h 10mSouthwest
Sat 12/208:20 pmHOU - BOI
1 stop6h 20mSouthwest
Deal found 10/30$344
This Southwest deal was found by Cheapflights users on 10/29. 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.
Thu 11/135:40 pmBOI - HOU
1 stop5h 10mSouthwest
Mon 11/175:55 amHOU - BOI
1 stop6h 30mSouthwest
Deal found 10/29$349
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1411:35 pmBOI - HOU
1 stop9h 10mDelta
Tue 11/182:32 pmHOU - BOI
2 stops10h 37mDelta
Deal found 10/30$354
This Southwest deal was found by Cheapflights users on 10/30. 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.
Fri 11/1412:05 pmBOI - HOU
2 stops8h 30mSouthwest
Wed 11/199:00 amHOU - BOI
2 stops7h 05mSouthwest
Deal found 10/30$359
This Delta deal was found by Cheapflights users on 10/29. 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.
Sun 11/231:49 pmBOI - HOU
1 stop8h 18mDelta
Thu 11/272:32 pmHOU - BOI
2 stops21h 30mDelta
Deal found 10/29$361
This Southwest deal was found by Cheapflights users on 10/29. 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.
Wed 12/241:25 pmBOI - HOU
1 stop8h 20mSouthwest
Wed 12/316:20 pmHOU - BOI
1 stop5h 50mSouthwest
Deal found 10/29$364
This Southwest deal was found by Cheapflights users on 10/28. 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.
Wed 12/311:25 pmBOI - HOU
1 stop8h 20mSouthwest
Sun 1/45:15 amHOU - BOI
1 stop6h 50mSouthwest
Deal found 10/28$389

Cheap flight deals from Boise to Galveston

Keep the following information in mind while searching for Boise to Galveston flight deals. Data was last updated October 30, 2025.

Round-trip from

$270
(American Airlines)

One-way from

$139
(Southwest)

Popular in

March

Cheapest in

September

Average price

$371
From Boise Air Term. Gowen Fld to Galveston
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Galveston
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Galveston 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 October 30, 2025.
Use the filters below to find and compare flights from Boise to Galveston that are best for you.

Fly from

Boise

Fly to

Galveston

Route

Depart

Return

Price

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Sat 1/31

1:58 pm-10:46 pm

1 stop7h 48m

Houston Hobby

Mon 2/9

12:47 pm-7:25 pm

1 stop7h 38m

$270

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Sun 11/23

1:49 pm-11:07 pm

1 stop8h 18m

Houston Hobby

Wed 11/26

2:32 pm-10:27 pm

1 stop8h 55m

$289

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Tue 3/3

1:43 pm-9:46 pm

1 stop7h 03m

Houston Hobby

Wed 3/4

6:00 am-12:45 pm

1 stop7h 45m

$338

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Fri 11/14

11:35 pm-9:45 am

1 stop9h 10m

Houston Hobby

Tue 11/18

6:00 am-12:39 pm

1 stop7h 39m

$349

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Thu 11/13

1:40 pm-12:10 am

2 stops9h 30m

Houston Hobby

Mon 11/17

5:20 pm-10:25 pm

1 stop6h 05m

$354

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Sun 11/23

1:49 pm-11:07 pm

1 stop8h 18m

Houston Hobby

Thu 11/27

2:32 pm-11:02 am

2 stops21h 30m

$361

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Sat 1/31

1:43 pm-10:35 pm

1 stop7h 52m

Houston Hobby

Sun 2/8

5:35 am-12:31 pm

1 stop7h 56m

$363

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Wed 12/24

1:25 pm-10:45 pm

1 stop8h 20m

Houston Hobby

Wed 12/31

6:20 pm-11:10 pm

1 stop5h 50m

$364

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Mon 12/15

2:04 pm-10:48 pm

1 stop7h 44m

$139

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Wed 12/3

2:40 pm-10:10 pm

1 stop6h 30m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 15 results
1
2

Best time to book a flight from Boise to Galveston

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

How far ahead should I book a flight from Boise to Galveston?

Use this chart to determine the optimal time to book a round-trip flight from Boise to Galveston. Price data was last updated on October 24, 2025.

The price you pay for your flight from Boise to Galveston may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Boise to Galveston (average of $110). Flying from Boise to Galveston in February is currently the most expensive (average of $273). 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 BOI to G4L?

Find hourly flight availability from Boise to Galveston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

When flying from Boise to Galveston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 51% versus a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Boise to Galveston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boise to Galveston flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Galveston

Get insights into the airlines that provide service to Galveston. 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 Galveston. Reviews last updated October 30, 2025.
Read through reviews of airlines operating flights from Boise to Galveston, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,217 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
8.0
Very good
4,243 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,998 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,998 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,035 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

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

  • What airport do you fly from for flights from Boise to Galveston?

    Located just 3.3 mi from the city center, Boise Air Term. Gowen Fld is the airport most travelers will use when flying to Galveston from Boise. Booking flights from Air Term. Gowen Fld (BOI) to Galveston should be relatively easy as there are 0 daily outbound flights to Galveston from 5 different airlines.

  • How long is the flight from Boise to Galveston?

    American Airlines and Delta can get you from Boise to Galveston in just under 7h 48m. Your travel time can differ by up to 30m. Airlines will cover a distance of 1499 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Boise to Galveston (average of $110). Flying from Boise to Galveston in February is currently the most expensive (average of $273). 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

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 Boise to Galveston

See prices for flight routes from nearby airports that may be better suited for you.
Spokane to Dallas/Fort Worth flights
Boise to Dallas/Fort Worth flights
Boise to Hobby flights
Idaho Falls to Dallas/Fort Worth flights
Spokane to Hobby flights
Boise to Austin flights
Spokane to George Bush Intcntl flights
Boise to George Bush Intcntl flights
Spokane to Love Field flights
Idaho Falls to Hobby flights
Boise to Love Field flights
Idaho Falls to George Bush Intcntl flights
Boise to San Antonio flights
Jackson to Dallas/Fort Worth flights
Spokane to Austin flights
Spokane to San Antonio flights
Idaho Falls to Austin flights
Lewiston to Hobby flights
Jackson to Austin flights
Idaho Falls to San Antonio flights
Jackson to Hobby flights
Jackson to George Bush Intcntl flights
Jackson to San Antonio flights
Pocatello to Dallas/Fort Worth flights
Spokane to McAllen flights
Pocatello to George Bush Intcntl flights
Boise to Midland flights
Hailey to Dallas/Fort Worth flights
Lewiston to George Bush Intcntl flights
Spokane to Lubbock flights
Lewiston to Dallas/Fort Worth flights
Spokane to El Paso flights
Boise to Amarillo flights
Boise to El Paso flights
Spokane to Midland flights
Spokane to Killeen flights
Idaho Falls to Love Field flights
Jackson to El Paso flights
Twin Falls to San Antonio flights
Twin Falls to Austin flights
Spokane to Amarillo flights
Pocatello to San Antonio flights
Jackson to Love Field flights
Lewiston to El Paso flights
Hailey to San Antonio flights
Pocatello to Austin flights
Lewiston to San Antonio flights
Boise to Texarkana flights

Top 5 airlines flying from Boise to Galveston

Discover the top 5 airlines that operate flights from Boise to Galveston. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$180Average$408FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$206Average$473FlexibilityNo cancel feeOn-time75%
DeltaCheapest$208Average$346FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$238Average$409FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$268Average$445FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.