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$145+ Cheap flights from Galveston, TX to Idaho

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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — BOI
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Galveston to Idaho

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

This Southwest deal was found by Cheapflights users on 11/2. 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 12/36:20 amHOU - BOI
1 stop8h 45mSouthwest
Sun 12/71:40 pmBOI - HOU
1 stop9h 00mSouthwest
Deal found 11/2$270
This Delta deal was found by Cheapflights users on 11/3. 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.
Thu 12/46:00 amHOU - GEG
1 stop8h 02mDelta
Mon 12/87:17 pmGEG - HOU
2 stops12h 17mDelta
Deal found 11/3$302
This Southwest deal was found by Cheapflights users on 11/3. 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.
Mon 12/110:40 pmHOU - BOI
2 stops15h 10mSouthwest
Wed 12/36:10 amBOI - HOU
1 stop5h 50mSouthwest
Deal found 11/3$356
This American Airlines deal was found by Cheapflights users on 11/2. 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 11/156:00 amHOU - JAC
1 stop7h 16mAmerican Airlines
Wed 11/191:06 pmJAC - HOU
1 stop6h 14mAmerican Airlines
Deal found 11/2$369
This Southwest deal was found by Cheapflights users on 11/2. 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 12/208:20 pmHOU - BOI
1 stop6h 20mSouthwest
Wed 12/311:25 pmBOI - HOU
1 stop8h 20mSouthwest
Deal found 11/2$369
This Delta deal was found by Cheapflights users on 11/2. 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 11/156:00 amHOU - JAC
2 stops12h 10mDelta
Wed 11/1912:57 pmJAC - HOU
2 stops9h 10mDelta
Deal found 11/2$379
This Delta deal was found by Cheapflights users on 11/1. 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.
Thu 12/42:32 pmHOU - GEG
2 stops11h 27mDelta
Fri 12/121:12 pmGEG - HOU
1 stop7h 36mDelta
Deal found 11/1$384
This Delta deal was found by Cheapflights users on 11/1. 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.
Thu 11/136:00 amHOU - BOI
1 stop7h 39mDelta
Sat 11/151:49 pmBOI - HOU
1 stop8h 18mDelta
Deal found 11/1$404
This Southwest deal was found by Cheapflights users on 11/3. 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.
Sun 12/218:20 pmHOU - BOI
1 stop6h 05mSouthwest
Sat 1/311:15 amBOI - HOU
1 stop12h 40mSouthwest
Deal found 11/3$424
This American Airlines deal was found by Cheapflights users on 10/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:22 pmHOU - GEG
1 stop6h 36mAmerican Airlines
Sat 11/2911:59 pmGEG - HOU
1 stop6h 36mAmerican Airlines
Deal found 10/31$427
This Southwest deal was found by Cheapflights users on 11/3. 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 12/185:40 amHOU - GEG
1 stop11h 00mSouthwest
Sun 12/215:05 pmGEG - HOU
1 stop6h 35mSouthwest
Deal found 11/3$432
This American Airlines deal was found by Cheapflights users on 11/2. 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.
Tue 12/165:44 amHOU - JAC
1 stop7h 30mAmerican Airlines
Sun 12/213:11 pmJAC - HOU
1 stop7h 35mAmerican Airlines
Deal found 11/2$454

Cheap flight deals from Galveston to Idaho

Keep the following information in mind while searching for Galveston to Idaho flight deals. Data was last updated November 3, 2025.

Round-trip from

$270
(Southwest)

One-way from

$145
(Delta)

Popular in

January

Cheapest in

August

Average price

$362
From Galveston to Idaho
Search Deals
One-way flight from Galveston to Idaho
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Galveston to Idaho 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 November 3, 2025.
Use the filters below to find and compare flights from Galveston to Idaho that are best for you.

Fly from

Galveston

Fly to

Idaho

Route

Depart

Return

Price

HoustonBoise

HOU - BOI

HOUBOI

Houston Hobby

Tue 1/20

5:35 am-12:31 pm

1 stop7h 56m

Boise Air Term. Gowen Fld

Tue 1/27

1:41 pm-10:35 pm

1 stop7h 54m

$251

HoustonBoise

HOU - BOI

HOUBOI

Houston Hobby

Tue 1/20

10:40 am-3:20 pm

1 stop5h 40m

Boise Air Term. Gowen Fld

Tue 1/27

11:20 am-7:40 pm

2 stops7h 20m

$256

HoustonBoise

HOU - BOI

HOUBOI

Houston Hobby

Wed 12/3

6:20 am-2:05 pm

1 stop8h 45m

Boise Air Term. Gowen Fld

Sun 12/7

1:40 pm-11:40 pm

1 stop9h 00m

$270

HoustonSpokane

HOU - GEG

HOUGEG

Houston Hobby

Thu 12/4

6:00 am-12:02 pm

1 stop8h 02m

Spokane

Mon 12/8

7:17 pm-9:34 am

2 stops12h 17m

$302

HoustonBoise

HOU - BOI

HOUBOI

Houston Hobby

Mon 12/1

10:40 pm-12:50 pm

2 stops15h 10m

Boise Air Term. Gowen Fld

Wed 12/3

6:10 am-1:00 pm

1 stop5h 50m

$356

HoustonJackson

HOU - JAC

HOUJAC

Houston Hobby

Sat 11/15

6:00 am-12:16 pm

1 stop7h 16m

Jackson Hole

Wed 11/19

1:06 pm-8:20 pm

1 stop6h 14m

$369

HoustonBoise

HOU - BOI

HOUBOI

Houston Hobby

Sat 12/20

8:20 pm-1:40 am

1 stop6h 20m

Boise Air Term. Gowen Fld

Wed 12/31

1:25 pm-10:45 pm

1 stop8h 20m

$369

HoustonJackson

HOU - JAC

HOUJAC

Houston Hobby

Wed 1/21

6:00 am-1:02 pm

1 stop8h 02m

Jackson Hole

Tue 1/27

2:06 pm-10:46 pm

1 stop7h 40m

$379

HoustonSpokane

HOU - GEG

HOUGEG

Houston Hobby

Thu 12/4

6:00 am-12:02 pm

1 stop8h 02m

Spokane

Fri 12/12

1:12 pm-10:48 pm

1 stop7h 36m

$379

HoustonBoise

HOU - BOI

HOUBOI

Houston Hobby

Fri 11/21

12:50 pm-11:45 pm

1 stop11h 55m

Boise Air Term. Gowen Fld

Fri 11/28

5:40 pm-11:50 pm

1 stop5h 10m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 56 results
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Best time to book a flight from Galveston to Idaho

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

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

Currently, July is the cheapest month in which you can book a flight from Galveston to Idaho (average of $134). Flying from Galveston to Idaho in January is currently the most expensive (average of $291). 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 G4L to ID?

Find hourly flight availability from Galveston to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

A simple way to save on the total cost of your ticket is to fly from Galveston to Idaho in the evening. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight in the afternoon.

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

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

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

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated November 3, 2025.
Read through reviews of airlines operating flights from Galveston to Idaho, such as Alaska Airlines, Southwest, and Delta. 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
11,236 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.0

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
11,236 reviews
Alaska Airlines
8.0
Very good
11,236 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.0

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
4,238 reviews
Alaska Airlines
8.0
Very good
11,236 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.0

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
8,002 reviews
Alaska Airlines
8.0
Very good
11,236 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.0

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
8,997 reviews
Alaska Airlines
8.0
Very good
11,236 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.0

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
11,038 reviews
Alaska Airlines
8.0
Very good
11,236 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.0

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 Galveston to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Galveston to Idaho?

    Airlines like Delta, Southwest, and American Airlines fly from Galveston to Idaho in about 5h 40m. The time it takes to get you to your destination can typically vary by up to 2h 16m. Galveston and Idaho are separated by a distance of 1499 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Galveston to Idaho one-way?

    One-way options have recently been found by users for as low as $145 on Delta. Other airlines that offer cheap prices include American Airlines from $149 and Southwest from $189 one-way.

  • What are the most popular routes from Galveston to Idaho?

    Most travelers choose Houston Hobby - Boise Air Term. Gowen Fld, Houston Hobby - Jackson Hole or Houston Hobby - Spokane when deciding on the best route from Galveston to Idaho.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Galveston to Idaho (average of $134). Flying from Galveston to Idaho in January is currently the most expensive (average of $291). 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

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Alternative routes for Galveston to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Galveston to Idaho

Discover the top 5 airlines that operate flights from Galveston to Idaho. 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$208Average$459FlexibilityNo cancel feeOn-time69%
DeltaCheapest$230Average$448FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$248Average$513FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$250Average$413FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$282Average$389FlexibilityNo cancel feeOn-time63%

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