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Idaho

$543+ Cheap flights from Harlingen (HRL) to Idaho

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — BOI
May 29 — Jun 51
Fri 5/29
Fri 6/5
1 adult, Economy
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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 April 29, 2026.

This Southwest deal was found by Cheapflights users on 4/27. 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 6/45:40 pm
HRL
-
GEG
2 stops9h 40m
Southwest
Thu 6/119:50 am
GEG
-
HRL
2 stops9h 50m
Southwest
Deal found 4/27$543
This American Airlines deal was found by Cheapflights users on 4/24. 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.
Mon 5/112:51 pm
HRL
-
GEG
1 stop7h 42m
American Airlines
Sun 5/245:44 am
GEG
-
HRL
1 stop8h 41m
American Airlines
Deal found 4/24$604
This American Airlines deal was found by Cheapflights users on 4/25. 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.
Sun 4/262:47 pm
HRL
-
GEG
1 stop7h 46m
American Airlines
Mon 4/276:00 am
GEG
-
HRL
1 stop6h 17m
American Airlines
Deal found 4/25$627
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Wed 5/137:00 am
HRL
-
GEG
2 stops10h 18m
United Airlines
Sat 5/236:00 am
GEG
-
HRL
2 stops31h 59m
United Airlines
Deal found 4/24$633
This American Airlines deal was found by Cheapflights users on 4/24. 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 5/126:45 pm
HRL
-
GEG
2 stops19h 38m
American Airlines
Sun 5/245:44 am
GEG
-
HRL
1 stop8h 41m
American Airlines
Deal found 4/24$635
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Sat 5/167:00 am
HRL
-
GEG
2 stops10h 18m
United Airlines
Wed 5/205:00 am
GEG
-
HRL
2 stops13h 00m
United Airlines
Deal found 4/24$647
This American Airlines deal was found by Cheapflights users on 4/26. 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.
Fri 5/12:47 pm
HRL
-
GEG
1 stop7h 46m
American Airlines
Fri 5/156:34 am
GEG
-
HRL
2 stops10h 48m
American Airlines
Deal found 4/26$654
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Wed 5/137:00 am
HRL
-
GEG
2 stops10h 18m
United Airlines
Sat 5/165:00 am
GEG
-
HRL
2 stops13h 00m
United Airlines
Deal found 4/24$655
This American Airlines deal was found by Cheapflights users on 4/24. 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 5/132:51 pm
HRL
-
GEG
2 stops10h 18m
American Airlines
Sun 5/245:44 am
GEG
-
HRL
1 stop8h 41m
American Airlines
Deal found 4/24$676

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 April 29, 2026.

Round-trip from

$543
(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 April 29, 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

Thu 6/4

5:40 pm-1:20 am

2 stops9h 40m

Spokane

Thu 6/11

9:50 am-9:40 pm

2 stops9h 50m

$543

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Sat 5/16

7:00 am-3:18 pm

2 stops10h 18m

Spokane

Tue 5/19

6:00 am-4:04 pm

2 stops32h 04m

$677

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Wed 5/13

12:05 pm-9:16 pm

2 stops11h 11m

Spokane

Fri 5/22

7:25 pm-9:54 pm

2 stops24h 29m

$700

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Sat 5/16

7:00 am-3:18 pm

2 stops10h 18m

Spokane

Sun 5/17

1:41 pm-9:59 pm

2 stops30h 18m

$727

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Fri 5/15

9:20 am-12:39 pm

2 stops29h 19m

Spokane

Sat 5/23

2:00 pm-7:49 pm

1 stop27h 49m

$732

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Thu 6/4

10:43 am-11:09 pm

2 stops14h 26m

Spokane

Thu 6/11

5:44 am-4:25 pm

1 stop8h 41m

$771

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Tue 5/12

9:20 am-12:39 pm

2 stops29h 19m

Spokane

Fri 5/15

1:41 pm-8:00 pm

2 stops28h 19m

$787

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Mon 5/11

5:18 pm-12:39 pm

2 stops21h 21m

Spokane

Mon 5/25

4:08 pm-3:59 pm

2 stops21h 51m

$821

HarlingenSpokane

HRL - GEG

HRLGEG

Harlingen Valley Intl

Thu 6/4

2:05 pm-9:05 pm

2 stops9h 00m

Spokane

Thu 6/11

5:00 am-7:49 pm

3 stops12h 49m

$1,240

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

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 40m. Southwest provides one of the quickest options available for as low as $543. 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

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Alternative routes for Harlingen to Idaho

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