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O'Hare Intl

$135+ Cheap flights from Harlingen, TX (HRL) to O'Hare Intl (ORD)

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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — ORD
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
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Cheap flight deals from Harlingen to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to O'Hare Intl (ORD). 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 July 28, 2025.

Round-trip from

$251
(American Airlines)

One-way from

$190
(American Airlines)

Popular in

April

Cheapest in

March

Average price

$338
From Harlingen Valley Intl to Chicago O'Hare Intl
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One-way flight from Harlingen Valley Intl to Chicago O'Hare Intl
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Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Harlingen to O'Hare Intl

Cheapest flights from Harlingen to O'Hare Intl
Explore the most affordable flight options available from Harlingen to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/95:45 amHRL - ORD
1 stop5h 15mAmerican Airlines
Tue 9/163:08 pmORD - HRL
1 stop7h 49mAmerican Airlines
Deal found 7/27$251
This Southwest deal was found by Cheapflights users on 7/27. 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.
Sat 9/207:25 amHRL - ORD
1 stop7h 00mSouthwest
Mon 9/224:20 pmORD - HRL
1 stop5h 10mSouthwest
Deal found 7/27$253
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Mon 9/295:17 pmHRL - ORD
2 stops14h 44mUnited Airlines
Tue 9/305:50 pmORD - HRL
1 stop5h 28mUnited Airlines
Deal found 7/28$360

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen to O'Hare Intl 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 July 28, 2025.
Use the filters below to find and compare flights from Harlingen to Chicago O'Hare Intl Airport that are best for you.

Fly from

Harlingen

Fly to

O'Hare Intl

Route

Depart

Return

Price

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Tue 9/9

5:45 am-11:00 am

1 stop5h 15m

Chicago O'Hare Intl

Tue 9/16

3:08 pm-10:57 pm

1 stop7h 49m

$251

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Sat 9/20

7:25 am-2:25 pm

1 stop7h 00m

Chicago O'Hare Intl

Mon 9/22

4:20 pm-9:30 pm

1 stop5h 10m

$253

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Mon 9/29

5:17 pm-8:01 am

2 stops14h 44m

Chicago O'Hare Intl

Tue 9/30

5:50 pm-11:18 pm

1 stop5h 28m

$360

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Fri 8/22

6:30 pm-11:43 pm

1 stop5h 13m

$135

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Wed 8/6

12:20 pm-9:30 pm

1 stop9h 10m

$195

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Mon 8/25

5:20 pm-5:05 pm

2 stops23h 45m

$208

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Harlingen to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from Harlingen, Texas to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Harlingen, Texas to Chicago O'Hare Intl Airport (average of $245). Flying from Harlingen, Texas to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 HRL to ORD?

Find hourly flight availability from Harlingen to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 45% on flights from Harlingen, Texas to Chicago O'Hare Intl Airport by exploring options for tickets in the evening.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated July 28, 2025.
See what other customers who have flown with Southwest, United Airlines, and American Airlines from Harlingen to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,238 reviews

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,238 reviews
Southwest
8.0
Very good
4,238 reviews

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,892 reviews
Southwest
8.0
Very good
4,238 reviews

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,238 reviews

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to O'Hare Intl. 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 Chicago O'Hare Intl?

    For a flight from Harlingen to Chicago O'Hare Intl, you will be flying from Valley Intl. Harlingen Valley Intl (HRL) is just 3.7 mi from the center of the city. Valley Intl is the only Harlingen airport and it handles 0 outbound flights to Chicago O'Hare Intl per day. 3 airlines have flights to Chicago O'Hare Intl from Harlingen Valley Intl on a regular basis.

  • What are the cheapest airlines flying from Harlingen, Texas to Chicago O'Hare Intl Airport round-trip?

    American Airlines, at $251, was found to be the cheapest airline from Harlingen, Texas to Chicago O'Hare Intl Airport.Alternate airlines to your destination round-trip include Southwest and United Airlines. Users have found that American Airlines is 31% cheaper than the other options available to this destination.

  • Can I find deals for flights from Harlingen to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Harlingen to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Harlingen to O'Hare Intl?

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

  • Can I find deals for business class flights from Harlingen to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Harlingen to O'Hare Intl 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 Harlingen, Texas to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Harlingen, Texas to Chicago O'Hare Intl Airport (average of $245). Flying from Harlingen, Texas to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Beloit
Hoffman Estates
Skokie
Naperville
Arlington Heights
Des Plaines
Elgin
Orland Park
Elk Grove Village
Racine
Rockford
Tinley Park
Merrillville
Evanston
Lake Geneva
Gurnee
Joliet
Waukegan

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Alternative routes for Harlingen to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Harlingen to O'Hare Intl

Discover the top 3 airlines that operate flights from Harlingen to O'Hare Intl. 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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$217Average$387FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$267Average$319FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$288Average$393FlexibilityNo cancel feeOn-time69%

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