$155+ Cheap flights from Oklahoma City to Harlingen (OKC - HRL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — HRL
Oct 4 — Oct 111
Round-trip
1 adult, Economy
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Find cheap flights from Oklahoma City 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 City to Harlingen
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Best
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Cheapest flights from Oklahoma City to HarlingenExplore the most affordable flight options available from Oklahoma City to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
Explore the most affordable flight options available from Oklahoma City to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/55:05 pm -
1 stop4h 47m
Sat 9/127:15 am -
1 stop4h 07m
Deal found 8/31![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/55:05 pm -
1 stop4h 47m
Mon 10/55:18 pm -
1 stop5h 57m
Deal found 8/31![United Airlines logo]()
$338
This American Airlines deal was found by Cheapflights users on 9/2. 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 9/186:20 pm -
1 stop4h 28m
Fri 10/25:51 am -
1 stop4h 29m
Deal found 9/2![American Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 8/31. 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 9/53:30 pm -
1 stop5h 30m
Mon 10/55:30 pm -
2 stops6h 25m
Deal found 8/31![Southwest logo]()
$385
This United Airlines deal was found by Cheapflights users on 9/1. 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 9/121:38 pm -
1 stop6h 01m
Wed 9/161:59 pm -
1 stop4h 11m
Deal found 9/1![United Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/55:05 pm -
1 stop4h 47m
Thu 9/107:15 am -
1 stop6h 35m
Deal found 9/2![United Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 8/31. 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 9/53:30 pm -
1 stop5h 30m
Sat 9/1211:30 am -
2 stops8h 10m
Deal found 8/31![Southwest logo]()
$401
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/55:05 pm -
1 stop4h 47m
Tue 9/87:15 am -
1 stop4h 06m
Deal found 8/31![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/161:38 pm -
1 stop6h 01m
Tue 9/225:18 pm -
1 stop5h 54m
Deal found 8/31![United Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 8/30. 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 11/172:36 pm -
1 stop5h 11m
Wed 11/185:25 pm -
1 stop4h 34m
Deal found 8/30![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Thu 9/39:38 am -
1 stop6h 21m
Thu 9/105:18 pm -
1 stop5h 57m
Deal found 9/2![United Airlines logo]()
$426
Best flights from Oklahoma City to HarlingenDiscover carefully curated flight deals from Oklahoma City to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
Discover carefully curated flight deals from Oklahoma City to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/121:38 pm -
1 stop6h 01m
Wed 9/161:59 pm -
1 stop4h 11m
Deal found 9/2![United Airlines logo]()
$390
This Southwest deal was found by Cheapflights users on 9/2. 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 9/183:55 pm -
2 stops6h 45m
Fri 10/25:30 pm -
2 stops6h 25m
Deal found 9/2![Southwest logo]()
$478
This American Airlines deal was found by Cheapflights users on 9/1. 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 11/266:00 am -
1 stop4h 10m
Sun 11/296:46 pm -
1 stop4h 18m
Deal found 9/1![American Airlines logo]()
$543
This United Airlines deal was found by Cheapflights users on 8/31. 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 11/176:35 am -
1 stop6h 46m
Wed 11/185:05 am -
1 stop4h 02m
Deal found 8/31![United Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/79:38 am -
1 stop6h 21m
Thu 9/105:18 pm -
1 stop4h 37m
Deal found 9/2![United Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/75:05 pm -
1 stop4h 47m
Tue 9/85:18 pm -
1 stop5h 57m
Deal found 9/2![United Airlines logo]()
$530
This Southwest deal was found by Cheapflights users on 9/1. 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.
Thu 11/269:45 am -
2 stops6h 35m
Sun 11/296:40 pm -
1 stop5h 45m
Deal found 9/1![Southwest logo]()
$643
Last-minute flights from Oklahoma City to HarlingenDiscover last-minute flight deals from Oklahoma City to Harlingen. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from Oklahoma City to Harlingen. Data last updated September 4, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Thu 9/39:38 am -
1 stop6h 21m
Thu 9/105:18 pm -
1 stop5h 57m
Deal found 9/2![United Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/55:05 pm -
1 stop4h 47m
Sat 9/127:15 am -
1 stop4h 07m
Deal found 8/31![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/55:05 pm -
1 stop4h 47m
Mon 10/55:18 pm -
1 stop5h 57m
Deal found 8/31![United Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 8/31. 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 9/53:30 pm -
1 stop5h 30m
Mon 10/55:30 pm -
2 stops6h 25m
Deal found 8/31![Southwest logo]()
$385
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/55:05 pm -
1 stop4h 47m
Thu 9/107:15 am -
1 stop6h 35m
Deal found 9/2![United Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 8/31. 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 9/53:30 pm -
1 stop5h 30m
Sat 9/1211:30 am -
2 stops8h 10m
Deal found 8/31![Southwest logo]()
$401
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/55:05 pm -
1 stop4h 47m
Tue 9/87:15 am -
1 stop4h 06m
Deal found 8/31![United Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/121:38 pm -
1 stop6h 01m
Wed 9/161:59 pm -
1 stop4h 11m
Deal found 9/2![United Airlines logo]()
$390
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/161:38 pm -
1 stop6h 01m
Tue 9/225:18 pm -
1 stop5h 54m
Deal found 8/31![United Airlines logo]()
$414
This American Airlines deal was found by Cheapflights users on 9/2. 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 9/186:20 pm -
1 stop4h 28m
Fri 10/25:51 am -
1 stop4h 29m
Deal found 9/2![American Airlines logo]()
$347
One-way flights from Oklahoma City to HarlingenSearch for one-way flight options from Oklahoma City to Harlingen. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
Search for one-way flight options from Oklahoma City to Harlingen. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
This United Airlines deal was found by Cheapflights users on 9/1. 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 1/83:45 pm -
1 stop3h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![United Airlines logo]()
$155
This Southwest deal was found by Cheapflights users on 9/1. 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 1/85:50 am -
2 stops5h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Southwest logo]()
$180
Find flight deals from Oklahoma City to Harlingen
Discover tips and strategies to find the most affordable flight options for your journey from Oklahoma City (OKC) 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 September 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $347 (American Airlines) |
One-way from | $204 (Southwest) |
Popular in | June |
Cheapest in | January |
Average price | $345 |
Cheapflights Fare Finder
Customize your flight search to find flights from Oklahoma City 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 7,457,451 searches. Data last updated September 4, 2026.
Use the filters below to find and compare flights from Oklahoma City to Harlingen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Fri 1/8
3:45 pm-7:32 pm
1 stop3h 47m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$155
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Fri 1/8
5:50 am-11:20 am
2 stops5h 30m
Harlingen Valley Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$180
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Sat 9/12
1:38 pm-7:39 pm
1 stop6h 01m
Harlingen Valley Intl
Wed 9/16
1:59 pm-6:10 pm
1 stop4h 11m
$390
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Tue 11/17
6:35 am-1:21 pm
1 stop6h 46m
Harlingen Valley Intl
Wed 11/18
5:05 am-9:07 am
1 stop4h 02m
$410
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Mon 9/7
9:38 am-3:59 pm
1 stop6h 21m
Harlingen Valley Intl
Thu 9/10
5:18 pm-9:55 pm
1 stop4h 37m
$426
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Fri 9/18
3:55 pm-10:40 pm
2 stops6h 45m
Harlingen Valley Intl
Fri 10/2
5:30 pm-11:55 pm
2 stops6h 25m
$478
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Mon 9/7
5:05 pm-9:52 pm
1 stop4h 47m
Harlingen Valley Intl
Tue 9/8
5:18 pm-11:15 pm
1 stop5h 57m
$530
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Thu 11/26
6:00 am-10:10 am
1 stop4h 10m
Harlingen Valley Intl
Sun 11/29
6:46 pm-11:04 pm
1 stop4h 18m
$543
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Thu 11/26
9:45 am-4:20 pm
2 stops6h 35m
Harlingen Valley Intl
Sun 11/29
6:40 pm-12:25 am
1 stop5h 45m
$643
Sorted by cheapest first
Compare providers for flights from Oklahoma City to Harlingen
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 Oklahoma City to Harlingen in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Oklahoma City-Harlingen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oklahoma City-Harlingen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oklahoma City-Harlingen flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Oklahoma City-Harlingen flights, Cheapflights users trust FlightHub the most. FlightHub 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 Oklahoma City-Harlingen 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 Oklahoma City to Harlingen
Have a flexible travel schedule? Discover the best time to fly to Harlingen from Oklahoma City with our price prediction graph.
OKC-HRL
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.
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 September 4, 2026.
Read through reviews of airlines operating flights from Oklahoma City to Harlingen, such as Southwest and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Oklahoma City to Harlingen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Harlingen
Explore flights to Harlingen departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 4, 2026.
Oklahoma City and Harlingen flights
Browse other Oklahoma City and Harlingen flight options. Last updated on September 4, 2026.
Other flights from Oklahoma City
Browse through other flights departing from Oklahoma City. Flights are based on user searches made on Cheapflights and were last updated on September 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Oklahoma City to Harlingen
Discover the top 2 airlines that operate flights from Oklahoma City 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 7,457,451 searches. Data last updated September 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$158 | Average$328 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$260 | Average$374 | FlexibilityNo cancel fee | On-time63% |