HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Harlingen

$108+ 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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HRL
Dec 27 — Jan 31
Fri 12/27
Fri 1/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Harlingen 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 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 December 22, 2024.

Round-trip from

$216
(United Airlines)

One-way from

$108
(American Airlines)
From Illinois to Harlingen Valley Intl
Search Deals
One-way flight from Illinois to Harlingen Valley Intl
Search Deals

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 December 22, 2024.

This American Airlines deal was found by Cheapflights users on 12/21. 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 12/276:35 pmORD - HRL
1 stop5h 36mAmerican Airlines
Tue 2/114:29 pmHRL - ORD
1 stop7h 30mAmerican Airlines
Deal found 12/21$327
This American Airlines deal was found by Cheapflights users on 12/21. 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.
Thu 12/265:29 pmSTL - HRL
1 stop6h 42mAmerican Airlines
Tue 12/315:36 amHRL - STL
1 stop5h 09mAmerican Airlines
Deal found 12/21$499
This United deal was found by Cheapflights users on 12/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/275:00 amORD - HRL
1 stop6h 21mUnited Airlines
Tue 2/117:15 amHRL - ORD
2 stops11h 08mUnited Airlines
Deal found 12/21$540
This Delta deal was found by Cheapflights users on 12/21. 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.
Mon 12/306:04 amSTL - HRL
1 stop8h 36mDelta
Sat 1/43:31 pmHRL - STL
1 stop6h 35mDelta
Deal found 12/21$578
This Mytrip deal was found by Cheapflights users on 12/21. 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 12/261:00 pmSTL - HRL
3 stops22h 44mMultiple Airlines
Mon 12/3011:20 amHRL - STL
3 stops28h 29mMultiple Airlines
Deal found 12/21$952
This United Airlines deal was found by Cheapflights users on 12/20. 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 12/215:59 pmSTL - HRL
1 stop22h 05mUnited Airlines
Mon 12/2312:10 pmHRL - STL
1 stop4h 37mUnited Airlines
Deal found 12/20$1,151

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 December 22, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Sat 1/11

5:45 am-11:19 am

1 stop5h 34m

Harlingen Valley Intl

Thu 1/16

5:22 pm-12:15 am

1 stop6h 53m

$216

St. LouisHarlingen

STL - HRL

STLHRL

Lambert-St Louis

Tue 1/21

3:41 pm-10:55 pm

1 stop7h 14m

Harlingen Valley Intl

Wed 1/29

5:44 am-1:00 pm

1 stop7h 16m

$249

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Sat 4/5

10:39 am-6:07 pm

1 stop7h 28m

Harlingen Valley Intl

Sat 4/19

12:06 pm-6:10 pm

1 stop6h 04m

$268

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Thu 3/13

7:30 am-2:35 pm

2 stops7h 05m

Harlingen Valley Intl

Mon 3/17

7:10 am-4:25 pm

1 stop9h 15m

$412

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Fri 1/3

6:20 am-2:40 pm

1 stop8h 20m

Harlingen Valley Intl

Mon 1/6

2:46 pm-9:58 pm

1 stop7h 12m

$418

St. LouisHarlingen

STL - HRL

STLHRL

Lambert-St Louis

Mon 1/6

3:10 pm-11:30 pm

2 stops8h 20m

Harlingen Valley Intl

Sat 1/11

7:15 am-3:38 pm

2 stops8h 23m

$448

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Mon 3/3

12:02 pm-2:26 pm

2 stops26h 24m

Harlingen Valley Intl

Mon 3/10

11:46 am-3:57 pm

3 stops28h 11m

$640

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Thu 1/9

11:47 am-7:23 pm

1 stop7h 36m

$108

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Thu 1/9

10:15 am-7:47 pm

2 stops9h 32m

$153

ChicagoHarlingen

ORD - HRL

ORDHRL

Chicago O'Hare Intl

Thu 1/9

5:50 am-11:00 am

3 stops29h 10m

$215

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

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 December 22, 2024.

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 December 22, 2024.
Read through reviews of airlines operating flights from Illinois to Harlingen, such as United Airlines, American Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Boarding

8.2

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Southwest
8.1
Very good
4,804 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Boarding

8.2

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Delta
8.0
Very good
8,594 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Boarding

8.2

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

United Airlines
7.4
Good
9,028 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Boarding

8.2

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Boarding

8.2

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

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.

  • What are the cheapest flights from Illinois to Harlingen, Texas?

    The cheapest flight price from Illinois to Harlingen, Texas is $329. On average you can expect to pay $329. The most popular route, (Lambert-St Louis - Harlingen Valley Intl), can usually be booked for $284.

  • 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

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 Illinois to Harlingen

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

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 December 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$253Average$525FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$281Average$454FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$308Average$454FlexibilityNo cancel feeOn-time63%
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.