HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Harlingen

$109+ 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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — HRL
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
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 September 16, 2025.

Round-trip from

$217
(American Airlines)

One-way from

$109
(American Airlines)

Popular in

October

Cheapest in

January

Average price

$338
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. 2% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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 September 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/16. 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 10/712:29 pmDFW - HRL
Nonstop1h 49mAmerican Airlines
Sat 10/116:37 pmHRL - DFW
Nonstop1h 37mAmerican Airlines
Deal found 9/16$217
This Southwest deal was found by Cheapflights users on 9/15. 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 10/252:35 pmOKC - HRL
1 stop6h 05mSouthwest
Sun 10/268:15 pmHRL - OKC
1 stop3h 40mSouthwest
Deal found 9/15$249
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/2312:30 pmDFW - HRL
Nonstop1h 49mAmerican Airlines
Sat 10/2510:08 amHRL - DFW
Nonstop1h 31mAmerican Airlines
Deal found 9/15$254
This American Airlines deal was found by Cheapflights users on 9/16. 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 10/18:08 amDFW - HRL
Nonstop1h 33mAmerican Airlines
Tue 10/75:25 amHRL - DFW
Nonstop1h 39mAmerican Airlines
Deal found 9/16$255
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/152:25 pmDFW - HRL
1 stop5h 16mUnited Airlines
Fri 10/177:00 amHRL - DFW
1 stop6h 21mUnited Airlines
Deal found 9/15$258
This American Airlines deal was found by Cheapflights users on 9/14. 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 9/3012:20 pmOKC - HRL
1 stop5h 45mAmerican Airlines
Sat 10/410:11 amHRL - OKC
1 stop4h 04mAmerican Airlines
Deal found 9/14$259
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/1112:29 pmDFW - HRL
Nonstop1h 49mAmerican Airlines
Thu 10/165:23 amHRL - DFW
Nonstop1h 39mAmerican Airlines
Deal found 9/15$269
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/12:25 pmDFW - HRL
1 stop5h 16mUnited Airlines
Tue 10/75:00 amHRL - DFW
1 stop4h 11mUnited Airlines
Deal found 9/16$275
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 9/298:08 amDFW - HRL
Nonstop1h 33mAmerican Airlines
Tue 10/76:37 pmHRL - DFW
Nonstop1h 37mAmerican Airlines
Deal found 9/15$280
This United Airlines deal was found by Cheapflights users on 9/15. 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 9/297:14 pmDFW - HRL
1 stop4h 04mUnited Airlines
Tue 10/77:00 amHRL - DFW
1 stop6h 21mUnited Airlines
Deal found 9/15$300
This American Airlines deal was found by Cheapflights users on 9/13. 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 10/29:19 pmDFW - HRL
Nonstop1h 33mAmerican Airlines
Sat 10/42:51 pmHRL - DFW
Nonstop1h 40mAmerican Airlines
Deal found 9/13$318
This United Airlines deal was found by Cheapflights users on 9/15. 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 9/197:05 amDFW - HRL
1 stop6h 25mUnited Airlines
Sun 10/265:00 amHRL - DFW
1 stop3h 51mUnited Airlines
Deal found 9/15$337

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 September 16, 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 10/7

12:29 pm-2:18 pm

Nonstop1h 49m

Harlingen Valley Intl

Sat 10/11

6:37 pm-8:14 pm

Nonstop1h 37m

$217

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Sat 10/25

2:35 pm-8:40 pm

1 stop6h 05m

Harlingen Valley Intl

Sun 10/26

8:15 pm-11:55 pm

1 stop3h 40m

$249

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Wed 10/15

2:25 pm-7:41 pm

1 stop5h 16m

Harlingen Valley Intl

Fri 10/17

7:00 am-1:21 pm

1 stop6h 21m

$258

Oklahoma CityHarlingen

OKC - HRL

OKCHRL

Oklahoma City Will Rogers World

Tue 9/30

12:20 pm-6:05 pm

1 stop5h 45m

Harlingen Valley Intl

Sat 10/4

10:11 am-2:15 pm

1 stop4h 04m

$259

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Sat 10/11

12:29 pm-2:18 pm

Nonstop1h 49m

Harlingen Valley Intl

Thu 10/16

5:23 am-7:02 am

Nonstop1h 39m

$269

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Thu 10/23

8:08 am-9:36 am

Nonstop1h 28m

Harlingen Valley Intl

Sat 10/25

6:37 pm-8:14 pm

Nonstop1h 37m

$269

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Thu 10/16

8:08 am-9:36 am

Nonstop1h 28m

Harlingen Valley Intl

Sat 10/18

6:37 pm-8:14 pm

Nonstop1h 37m

$269

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Mon 9/29

7:14 pm-11:18 pm

1 stop4h 04m

Harlingen Valley Intl

Tue 10/7

7:00 am-1:21 pm

1 stop6h 21m

$300

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Thu 10/2

9:19 pm-10:52 pm

Nonstop1h 33m

Harlingen Valley Intl

Sat 10/4

2:51 pm-4:31 pm

Nonstop1h 40m

$318

DallasHarlingen

DFW - HRL

DFWHRL

Dallas/Fort Worth

Thu 9/25

8:08 am-9:41 am

Nonstop1h 33m

Harlingen Valley Intl

Tue 9/30

5:45 am-7:24 am

Nonstop1h 39m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 19 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 $382). 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 September 16, 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.

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.

  • How long is the flight from Oklahoma to Harlingen, Texas?

    There are many flights that can get you from Oklahoma to Harlingen, Texas in 1h 49m. Fly via American Airlines, Southwest, or United Airlines to get the fastest option. The distance from Oklahoma to Harlingen, Texas is about 462 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $382). 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
Newark to Dallas/Fort Worth flights
John F Kennedy Intl to Dallas/Fort Worth flights
Seattle to Dallas/Fort Worth flights
Los Angeles to Dallas/Fort Worth flights
O'Hare Intl to Dallas/Fort Worth flights
Dulles Intl to Dallas/Fort Worth flights
John F Kennedy Intl to Hobby flights
Newark to Hobby flights
LaGuardia to Hobby flights
Boston to Dallas/Fort Worth flights
Reagan-National to Dallas/Fort Worth flights
Baltimore to Dallas/Fort Worth flights
John F Kennedy Intl to George Bush Intcntl flights
San Francisco to Dallas/Fort Worth flights
John F Kennedy Intl to Austin flights
Newark to George Bush Intcntl flights
Los Angeles to Hobby flights
Atlanta to Dallas/Fort Worth flights
Philadelphia to Dallas/Fort Worth flights
Newark to Austin flights
Minneapolis to Dallas/Fort Worth flights
Los Angeles to Austin flights
Midway to Dallas/Fort Worth flights
Detroit to Dallas/Fort Worth flights
LaGuardia to George Bush Intcntl flights
Orlando to Dallas/Fort Worth flights
Denver to Dallas/Fort Worth flights
Reagan-National to Hobby flights
Seattle to Hobby flights
Santa Ana to Dallas/Fort Worth flights
Los Angeles to George Bush Intcntl flights
Dulles Intl to Hobby flights
Sky Harbor Intl to Dallas/Fort Worth flights
LaGuardia to Austin flights
Boston to Austin flights
Boston to Hobby flights
Dulles Intl to Austin flights
Baltimore to Hobby flights
Denver to Hobby flights
Burbank to Dallas/Fort Worth flights
Seattle to Austin flights
Salt Lake City to Dallas/Fort Worth flights
San Francisco to Hobby flights
Ontario to Dallas/Fort Worth flights
Philadelphia to Hobby flights
Seattle to George Bush Intcntl flights
Ontario to Hobby flights
Dulles Intl to George Bush Intcntl flights
O'Hare Intl 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$198Average$338FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$248Average$328FlexibilityNo 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.