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Harlingen

$105+ Cheap flights from Illinois to Harlingen, TX (HRL)

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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HRL
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Illinois to Harlingen

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Harlingen (HRL). 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 January 21, 2025.

Round-trip from

$209
(Southwest)

One-way from

$105
(American Airlines)
From Illinois to Harlingen Valley Intl
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One-way flight from Illinois to Harlingen Valley Intl
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Find flight deals from Illinois to Harlingen

Cheapest flights from Illinois to Harlingen
Explore the most affordable flight options available from Illinois to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Southwest deal was found by Cheapflights users on 1/20. 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 2/1512:40 pmORD - HRL
1 stop9h 05mSouthwest
Tue 2/1812:35 pmHRL - ORD
1 stop5h 35mSouthwest
Deal found 1/20$209
This United Airlines deal was found by Cheapflights users on 1/20. 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 2/15:50 pmORD - HRL
1 stop5h 46mUnited Airlines
Fri 2/75:22 pmHRL - ORD
1 stop6h 53mUnited Airlines
Deal found 1/20$247
This Southwest deal was found by Cheapflights users on 1/20. 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 3/15:25 pmSTL - HRL
1 stop4h 20mSouthwest
Mon 3/106:05 amHRL - STL
1 stop7h 00mSouthwest
Deal found 1/20$259
This American Airlines deal was found by Cheapflights users on 1/20. 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 1/295:00 amORD - HRL
1 stop6h 41mAmerican Airlines
Sat 2/14:29 pmHRL - ORD
1 stop7h 30mAmerican Airlines
Deal found 1/20$287
This American Airlines deal was found by Cheapflights users on 1/20. 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 7/29:46 amSTL - HRL
1 stop6h 24mAmerican Airlines
Tue 7/82:47 pmHRL - STL
1 stop5h 32mAmerican Airlines
Deal found 1/20$304
This Delta deal was found by Cheapflights users on 1/20. 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 1/236:00 amSTL - HRL
1 stop7h 51mDelta
Mon 1/272:46 pmHRL - STL
1 stop8h 28mDelta
Deal found 1/20$399
This United Airlines deal was found by Cheapflights users on 1/20. 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 3/78:40 amSTL - HRL
1 stop7h 24mUnited Airlines
Fri 3/144:55 pmHRL - STL
1 stop5h 20mUnited Airlines
Deal found 1/20$425
This Mytrip deal was found by Cheapflights users on 1/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2711:35 amORD - HRL
3 stops32h 31mMultiple Airlines
Mon 3/312:19 pmHRL - ORD
2 stops17h 48mMultiple Airlines
Deal found 1/20$639
This Delta deal was found by Cheapflights users on 1/20. 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 4/56:15 amORD - HRL
1 stop7h 35mDelta
Sat 4/121:05 pmHRL - ORD
1 stop7h 03mDelta
Deal found 1/20$659

Find flights from Illinois to Harlingen within your budget

Customize your flight search to find flights from Illinois to Harlingen 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Sat 2/15

12:40 pm-9:45 pm

1 stop9h 05m

Harlingen Valley Intl

Tue 2/18

12:35 pm-6:10 pm

1 stop5h 35m

$209

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Mon 2/3

3:40 pm-11:36 pm

1 stop7h 56m

Harlingen Valley Intl

Fri 2/7

5:22 pm-12:15 am

1 stop6h 53m

$247

St. LouisHarlingen

STL - HRL

STLHRL

Lambert-St Louis

Sat 3/1

5:25 pm-9:45 pm

1 stop4h 20m

Harlingen Valley Intl

Mon 3/10

6:05 am-1:05 pm

1 stop7h 00m

$259

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Tue 4/8

6:00 am-11:32 am

1 stop5h 32m

Harlingen Valley Intl

Sat 4/12

5:47 am-11:07 am

1 stop5h 20m

$303

St. LouisHarlingen

STL - HRL

STLHRL

Lambert-St Louis

Wed 7/2

9:46 am-4:10 pm

1 stop6h 24m

Harlingen Valley Intl

Tue 7/8

2:47 pm-8:19 pm

1 stop5h 32m

$304

St. LouisHarlingen

STL - HRL

STLHRL

Lambert-St Louis

Fri 3/7

8:40 am-4:04 pm

1 stop7h 24m

Harlingen Valley Intl

Fri 3/14

4:55 pm-10:15 pm

1 stop5h 20m

$425

St. LouisHarlingen

STL - HRL

STLHRL

Lambert-St Louis

Fri 3/7

6:00 am-2:48 pm

1 stop8h 48m

Harlingen Valley Intl

Fri 3/14

2:34 pm-11:03 pm

1 stop8h 29m

$549

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Thu 2/27

11:35 am-8:06 pm

3 stops32h 31m

Harlingen Valley Intl

Mon 3/3

12:19 pm-6:07 am

2 stops17h 48m

$639

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Sat 4/5

7:50 am-1:50 pm

1 stop6h 00m

Harlingen Valley Intl

Sat 4/12

1:05 pm-9:45 pm

1 stop8h 40m

$693

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Sat 2/15

4:55 pm-10:30 pm

1 stop5h 35m

$105

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 13 results
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Best time to book a flight from Illinois to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen from Illinois 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.

Travel insights for flights from Illinois to Harlingen

Get recent, data-driven insights about flights from Illinois to Harlingen including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Illinois to Harlingen, Texas?

Currently, April is the cheapest month in which you can book a flight from Illinois to Harlingen, Texas (average of $267). Flying from Illinois to Harlingen, Texas in July is currently the most expensive (average of $420). 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 IL to HRL?

Find hourly flight availability from Illinois to Harlingen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

When flying from Illinois to Harlingen, Texas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Harlingen by month

Plan your trip to Harlingen by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Harlingen, Texas ranges from 1.1 - 5.2 inches per month. September is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Harlingen, Texas when rainfall is around 1.1 in.

Temperature in Harlingen by month

Plan your trip to Harlingen by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Harlingen, Texas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

Reviews of airlines servicing Harlingen

Get insights into the airlines that provide service to Harlingen. 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 Harlingen. Reviews last updated January 21, 2025.
Read through reviews of airlines operating flights from Illinois to Harlingen, such as Delta, American Airlines and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,662 reviews

Comfort

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Flight was delayed by one hour and 40 minutes. Also baggage was delivered late at Boston. This delay made me miss my connection from Boston to Hyderabad

Southwest
8.1
Very good
4,662 reviews
Southwest
8.1
Very good
4,662 reviews

Comfort

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Flight was delayed by one hour and 40 minutes. Also baggage was delivered late at Boston. This delay made me miss my connection from Boston to Hyderabad

Delta
8.0
Very good
8,521 reviews
Southwest
8.1
Very good
4,662 reviews

Comfort

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Flight was delayed by one hour and 40 minutes. Also baggage was delivered late at Boston. This delay made me miss my connection from Boston to Hyderabad

United Airlines
7.4
Good
8,984 reviews
Southwest
8.1
Very good
4,662 reviews

Comfort

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Flight was delayed by one hour and 40 minutes. Also baggage was delivered late at Boston. This delay made me miss my connection from Boston to Hyderabad

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,662 reviews

Comfort

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Flight was delayed by one hour and 40 minutes. Also baggage was delivered late at Boston. This delay made me miss my connection from Boston to Hyderabad

Related info for your journey

Find useful and relevant information for your journey from Illinois to Harlingen. 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 into for flights to Harlingen from Illinois?

    Most people fly into Harlingen Valley Intl (HRL) if they book a flight to Harlingen from Illinois. Valley Intl is conveniently located just 3.7 mi from Harlingen’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Harlingen 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 Illinois to Harlingen, Texas?

    Currently, April is the cheapest month in which you can book a flight from Illinois to Harlingen, Texas (average of $267). Flying from Illinois to Harlingen, Texas in July is currently the most expensive (average of $420). 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 Illinois to Harlingen

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Top 3 airlines flying from Illinois to Harlingen

Discover the top 3 airlines that operate flights from Illinois to Harlingen. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$555FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$288Average$481FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$293Average$460FlexibilityNo cancel feeOn-time63%
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