HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Harlingen

$114+ Cheap flights from Oklahoma 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — HRL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oklahoma 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 Oklahoma to Harlingen

Keep the following information in mind while searching for Oklahoma to Harlingen flight deals. Data was last updated June 12, 2025.

Round-trip from

$229
(American Airlines)

One-way from

$115
(American Airlines)

Popular in

October

Cheapest in

September
From Oklahoma to Harlingen Valley Intl
Search Deals
One-way flight from Oklahoma to Harlingen Valley Intl
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($16 potential savings vs. average RT price).
Search Deals

Find flight deals from Oklahoma to Harlingen

Cheapest flights from Oklahoma to Harlingen
Explore the most affordable flight options available from Oklahoma to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 7/810:36 pmDFW - HRL
Nonstop1h 30mAmerican Airlines
Tue 7/157:59 pmHRL - DFW
Nonstop1h 40mAmerican Airlines
Deal found 6/9$229
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 7/199:58 amDFW - HRL
1 stop3h 22mUnited Airlines
Tue 7/221:59 pmHRL - DFW
1 stop6h 00mUnited Airlines
Deal found 6/11$249
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/285:55 amOKC - HRL
1 stop3h 20mSouthwest
Mon 8/45:15 amHRL - OKC
1 stop4h 15mSouthwest
Deal found 6/10$269
This Southwest deal was found by Cheapflights users on 6/12. 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.
Fri 7/114:35 pmTUL - HRL
1 stop3h 25mSouthwest
Sun 7/136:00 amHRL - TUL
1 stop3h 45mSouthwest
Deal found 6/12$274
This United Airlines deal was found by Cheapflights users on 6/12. 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 6/275:14 pmOKC - HRL
1 stop4h 36mUnited Airlines
Tue 7/15:10 amHRL - OKC
1 stop3h 46mUnited Airlines
Deal found 6/12$303
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 6/275:08 pmTUL - HRL
1 stop4h 42mUnited Airlines
Tue 7/11:59 pmHRL - TUL
1 stop5h 52mUnited Airlines
Deal found 6/11$338
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 7/268:27 pmOKC - HRL
1 stop3h 39mAmerican Airlines
Tue 8/55:25 amHRL - OKC
1 stop4h 09mAmerican Airlines
Deal found 6/10$343
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/88:29 pmDFW - HRL
2 stops16h 17mMultiple Airlines
Sat 7/121:49 pmHRL - DFW
2 stops26h 44mMultiple Airlines
Deal found 6/10$713

Cheapflights Fare Finder

Customize your flight search to find flights from Oklahoma 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 June 12, 2025.
Use the filters below to find and compare flights from Oklahoma to Harlingen that are best for you.

Fly from

Oklahoma

Fly to

Harlingen

Route

Depart

Return

Price

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Tue 7/8

10:36 pm-12:06 am

Nonstop1h 30m

Harlingen Valley Intl

Tue 7/15

7:59 pm-9:39 pm

Nonstop1h 40m

$229

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Sat 7/19

9:58 am-1:20 pm

1 stop3h 22m

Harlingen Valley Intl

Tue 7/22

1:59 pm-7:59 pm

1 stop6h 00m

$249

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Mon 7/28

5:55 am-9:15 am

1 stop3h 20m

Harlingen Valley Intl

Mon 8/4

5:15 am-9:30 am

1 stop4h 15m

$269

TulsaHarlingen

TUL - HRL

TULHRL

Tulsa

Fri 7/11

4:35 pm-8:00 pm

1 stop3h 25m

Harlingen Valley Intl

Sun 7/13

6:00 am-9:45 am

1 stop3h 45m

$274

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Fri 6/27

5:14 pm-9:50 pm

1 stop4h 36m

Harlingen Valley Intl

Tue 7/1

5:10 am-8:56 am

1 stop3h 46m

$303

TulsaHarlingen

TUL - HRL

TULHRL

Tulsa

Fri 6/27

5:08 pm-9:50 pm

1 stop4h 42m

Harlingen Valley Intl

Tue 7/1

1:59 pm-7:51 pm

1 stop5h 52m

$338

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Sat 7/26

6:07 am-9:37 am

1 stop3h 30m

Harlingen Valley Intl

Wed 8/6

6:30 pm-10:32 pm

1 stop4h 02m

$343

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Tue 7/8

8:29 pm-12:46 pm

2 stops16h 17m

Harlingen Valley Intl

Sat 7/12

1:49 pm-4:33 pm

2 stops26h 44m

$713

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Fri 10/31

10:30 pm-12:04 am

Nonstop1h 34m

$114

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Sat 7/12

9:58 am-4:00 pm

1 stop6h 02m

$125

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 12 results
1
2

Best time to book a flight from Oklahoma to Harlingen

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

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

Currently, April is the cheapest month in which you can book a flight from Oklahoma to Harlingen, Texas (average of $267). Flying from Oklahoma to Harlingen, Texas in June is currently the most expensive (average of $395). 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 OK to HRL?

Find hourly flight availability from Oklahoma 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oklahoma to Harlingen, Texas as you normally would.

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 June 12, 2025.
Read through reviews of airlines operating flights from Oklahoma to Harlingen, such as Southwest, United Airlines and American Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Boarding

8.2

Entertainment

7.6

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from Oklahoma 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 Oklahoma?

    Located just 3.7 mi from the city center, Harlingen Valley Intl (HRL) is the airport most travelers will use when flying to Harlingen from Oklahoma.

  • What are the cheapest airlines to fly from Oklahoma to Harlingen, Texas one-way?

    The cheapest airlines for a one-way flight from Oklahoma to Harlingen, Texas are American Airlines ($115), United Airlines ($125), and Southwest ($155).

  • What are the most popular routes from Oklahoma to Harlingen, Texas?

    While some choose either Oklahoma City Will Rogers World - Harlingen Valley Intl or Tulsa - Harlingen Valley Intl, Dallas/Fort Worth - Harlingen Valley Intl is the most popular route from Oklahoma to Harlingen, Texas.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Oklahoma to Harlingen, Texas (average of $267). Flying from Oklahoma to Harlingen, Texas in June is currently the most expensive (average of $395). 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 Oklahoma to Harlingen

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

Top 2 airlines flying from Oklahoma to Harlingen

Discover the top 2 airlines that operate flights from Oklahoma 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$198Average$306FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$233Average$290FlexibilityNo cancel feeOn-time71%

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.