HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho

$319+ Cheap flights from Harlingen (HRL) 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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — BOI
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Harlingen to Idaho 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.

Cheap flight deals from Harlingen to Idaho

Cheapest flights from Harlingen to Idaho
Explore the most affordable flight options available from Harlingen to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.

This Southwest deal was found by Cheapflights users on 6/6. 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.
Tue 7/145:00 pm
HRL
-
GEG
2 stops9h 10m
Southwest
Tue 8/187:30 am
GEG
-
HRL
2 stops7h 15m
Southwest
Deal found 6/6$454
This American Airlines deal was found by Cheapflights users on 6/6. 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 7/1410:45 am
HRL
-
GEG
2 stops14h 21m
American Airlines
Tue 8/185:40 am
GEG
-
HRL
1 stop7h 02m
American Airlines
Deal found 6/6$596
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Tue 8/257:15 am
HRL
-
GEG
2 stops13h 36m
United Airlines
Wed 8/265:00 am
GEG
-
HRL
2 stops30h 24m
United Airlines
Deal found 6/8$644
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Tue 7/147:20 am
HRL
-
GEG
3 stops9h 51m
United Airlines
Tue 8/185:00 am
GEG
-
HRL
2 stops8h 59m
United Airlines
Deal found 6/6$859
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/122:05 pm
HRL
-
GEG
2 stops11h 09m
United Airlines
Sun 6/145:00 am
GEG
-
HRL
2 stops12h 49m
United Airlines
Deal found 6/9$911

Find flight deals from Harlingen to Idaho

Keep the following information in mind while searching for Harlingen to Idaho flight deals. Data was last updated June 9, 2026.

Round-trip from

$454
(Southwest)
From Harlingen Valley Intl to Idaho
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen 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 June 9, 2026.
Use the filters below to find and compare flights from Harlingen to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Tue 7/14

5:00 pm-12:10 am

2 stops9h 10m

Spokane

Tue 8/18

7:30 am-4:45 pm

2 stops7h 15m

$454

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Tue 7/14

10:45 am-11:06 pm

2 stops14h 21m

Spokane

Tue 8/18

5:40 am-2:42 pm

1 stop7h 02m

$596

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Tue 8/25

7:15 am-6:51 pm

2 stops13h 36m

Spokane

Wed 8/26

5:00 am-1:24 pm

2 stops30h 24m

$644

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Tue 7/14

7:20 am-3:11 pm

3 stops9h 51m

Spokane

Tue 8/18

5:00 am-3:59 pm

2 stops8h 59m

$859
Cheapest one-way

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Tue 7/7

2:10 pm-10:20 pm

2 stops10h 10m

$319
Quickest one-way

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Tue 7/7

6:00 am-11:59 am

1 stop7h 59m

$423

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Tue 7/7

5:10 am-3:11 pm

3 stops12h 01m

$632

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Sorted by cheapest first

Best time to book a flight from Harlingen to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Harlingen 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 Harlingen to Idaho
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Idaho. 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 Harlingen to Idaho?

    Harlingen Valley Intl (HRL), located 3.7 mi from the city center, is the airport you fly out of when you book flights from Harlingen to Idaho.

  • How long is the flight from Harlingen to Idaho?

    A quick flight from Harlingen to Idaho can take about 9h 10m. Southwest provides one of the quickest options available for as low as $454. The distance between Harlingen and Idaho is about 1828 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Harlingen 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.

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 Harlingen to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Seattle flights
Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to Newark flights
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to Las Vegas flights
Dallas/Fort Worth to O'Hare Intl flights
Dallas/Fort Worth to Los Angeles flights
Hobby to LaGuardia flights
Hobby to Las Vegas flights
Dallas/Fort Worth to Denver flights
Dallas/Fort Worth to Orlando flights
Dallas/Fort Worth to San Francisco flights
Dallas/Fort Worth to Boston flights
George Bush Intcntl to Las Vegas flights
Hobby to John F Kennedy Intl flights
Hobby to Seattle flights
Hobby to Los Angeles flights
George Bush Intcntl to LaGuardia flights
Dallas/Fort Worth to Dulles Intl flights
Austin to Seattle flights
Hobby to O'Hare Intl flights
Dallas/Fort Worth to Fort Lauderdale flights
Dallas/Fort Worth to Miami flights
Dallas/Fort Worth to Midway flights
Hobby to Miami flights
Dallas/Fort Worth to Detroit flights
George Bush Intcntl to John F Kennedy Intl flights
Hobby to Orlando flights
Austin to Newark flights
Austin to John F Kennedy Intl flights
Dallas/Fort Worth to Baltimore flights
Hobby to Denver flights
George Bush Intcntl to O'Hare Intl flights
George Bush Intcntl to Los Angeles flights
Dallas/Fort Worth to Ontario flights
George Bush Intcntl to Seattle flights
Dallas/Fort Worth to San Diego flights
Hobby to Newark flights
George Bush Intcntl to Miami flights
George Bush Intcntl to Newark flights
Hobby to Baltimore flights
Austin to Los Angeles flights
George Bush Intcntl to Denver flights
George Bush Intcntl to Orlando flights
Dallas/Fort Worth to Atlanta flights
Austin to Las Vegas flights
Dallas/Fort Worth to Salt Lake City flights
Austin to O'Hare Intl flights
Dallas/Fort Worth to Reagan-National flights
Hobby to Boston flights

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.
Site
©2026 Cheapflights