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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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — ORD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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 12/315:00 amHRL - ORD
1 stop5h 08mUnited Airlines
Thu 1/15:49 amORD - HRL
1 stop5h 24mUnited Airlines
Deal found 12/11$333
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/305:20 pmHRL - ORD
1 stop5h 17mUnited Airlines
Fri 1/27:35 amORD - HRL
1 stop8h 31mUnited Airlines
Deal found 12/11$387
This American Airlines deal was found by Cheapflights users on 12/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:10 pmHRL - ORD
1 stop5h 25mAmerican Airlines
Sat 12/139:45 amORD - HRL
1 stop7h 54mAmerican Airlines
Deal found 12/9$469
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/1810:12 amHRL - ORD
1 stop7h 05mAmerican Airlines
Sun 12/2111:48 amORD - HRL
1 stop7h 53mAmerican Airlines
Deal found 12/10$514
This United Airlines deal was found by Cheapflights users on 12/9. 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.
Wed 12/175:00 pmHRL - ORD
1 stop5h 56mUnited Airlines
Wed 12/248:08 pmORD - HRL
2 stops15h 05mUnited Airlines
Deal found 12/9$557
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/205:20 pmHRL - ORD
1 stop5h 17mUnited Airlines
Sat 12/2711:35 amORD - HRL
1 stop8h 01mUnited Airlines
Deal found 12/10$594
This American Airlines deal was found by Cheapflights users on 12/11. 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 12/118:04 pmHRL - ORD
2 stops12h 40mAmerican Airlines
Sat 12/138:11 amORD - HRL
1 stop7h 19mAmerican Airlines
Deal found 12/11$597
This Southwest deal was found by Cheapflights users on 12/11. 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 12/305:50 amHRL - ORD
2 stops7h 10mSouthwest
Fri 1/23:05 pmORD - HRL
2 stops8h 50mSouthwest
Deal found 12/11$598
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/235:20 pmHRL - ORD
1 stop5h 17mUnited Airlines
Fri 12/267:35 amORD - HRL
1 stop8h 31mUnited Airlines
Deal found 12/11$618
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/1910:12 amHRL - ORD
1 stop7h 05mAmerican Airlines
Sun 12/2111:48 amORD - HRL
1 stop7h 53mAmerican Airlines
Deal found 12/10$619

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$251
(United Airlines)

One-way from

$135
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$498
Provider with most accurate pricing for Harlingen Valley Intl-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Harlingen Valley Intl-Chicago O'Hare Intl flights.
Search Deals
From Harlingen Valley Intl to Chicago O'Hare Intl
Search Deals
One-way flight from Harlingen Valley Intl to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
Search Deals

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 December 12, 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

Wed 1/21

7:00 am-1:00 pm

1 stop6h 00m

Chicago O'Hare Intl

Sat 1/24

10:35 am-4:06 pm

1 stop5h 31m

$251

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Wed 1/21

5:25 pm-10:58 pm

1 stop5h 33m

Chicago O'Hare Intl

Wed 1/28

2:12 pm-8:01 pm

1 stop5h 49m

$251

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Thu 1/22

5:25 pm-10:58 pm

1 stop5h 33m

Chicago O'Hare Intl

Tue 1/27

10:35 am-4:06 pm

1 stop5h 31m

$260

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Wed 6/3

5:16 pm-12:10 am

1 stop6h 54m

Chicago O'Hare Intl

Tue 6/9

9:25 am-3:34 pm

1 stop6h 09m

$291

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Wed 6/3

7:10 am-1:15 pm

1 stop6h 05m

Chicago O'Hare Intl

Tue 6/9

3:45 pm-11:00 pm

2 stops7h 15m

$342

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Sat 2/14

7:00 am-12:37 pm

1 stop5h 37m

Chicago O'Hare Intl

Wed 2/18

12:45 pm-7:58 pm

1 stop7h 13m

$348

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Tue 12/30

5:20 pm-10:37 pm

1 stop5h 17m

Chicago O'Hare Intl

Fri 1/2

7:35 am-4:06 pm

1 stop8h 31m

$387

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Sat 5/30

8:10 pm-12:59 am

1 stop4h 49m

$135

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Sat 5/30

6:05 am-9:55 pm

2 stops15h 50m

$215

HarlingenChicago

HRL - ORD

HRLORD

Harlingen Valley Intl

Mon 2/16

9:20 am-9:16 am

1 stop23h 56m

$244

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 15 results
1
2

Compare providers for flights from Harlingen to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Harlingen to O'Hare Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Harlingen, Texas-Chicago O'Hare Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Harlingen, Texas-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Harlingen, Texas-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harlingen, Texas-Chicago O'Hare Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Harlingen, Texas-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, December is the cheapest month in which you can book a flight from Harlingen, Texas to Chicago O'Hare Intl Airport (average of $132). Flying from Harlingen, Texas to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $328). 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 December 12, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 44% on flights from Harlingen, Texas to Chicago O'Hare Intl Airport by exploring options for tickets in the evening.

How much does it cost to fly round-trip from Harlingen, Texas to Chicago O'Hare Intl Airport?

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 December 12, 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
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

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
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

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
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

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
11,050 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Overall

7.9

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

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.

  • How long is the flight from Harlingen, Texas to Chicago O'Hare Intl Airport?

    There are many flights that can get you from Harlingen, Texas to Chicago O'Hare Intl Airport in 6h. Fly via United Airlines or Southwest to get the fastest option. The distance between Harlingen, Texas and Chicago O'Hare Intl Airport is about 1220 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    American Airlines, at $217, 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 40% 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, December is the cheapest month in which you can book a flight from Harlingen, Texas to Chicago O'Hare Intl Airport (average of $132). Flying from Harlingen, Texas to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $328). 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
Gurnee
Elgin
Naperville
Hoffman Estates
Beloit
Delavan
Oak Brook
Downers Grove
Des Plaines
Elk Grove Village
Skokie
Lake Geneva
Bridgeview
Warrenville
Waukegan
Aurora
Kenosha
Evanston

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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$217Average$418FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$252Average$319FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$280Average$382FlexibilityNo cancel feeOn-time69%

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