$119+ Cheap flights from Oklahoma to Harlingen (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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — HRL
Sep 17 — Sep 241
Round-trip
1 adult, Economy
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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
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Cheapest flights from Oklahoma to HarlingenExplore 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 August 18, 2026.
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 August 18, 2026.
This American Airlines deal was found by Cheapflights users on 8/15. 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 10/224:38 pm -
Nonstop1h 34m
Tue 10/276:42 pm -
Nonstop1h 48m
Deal found 8/15![American Airlines logo]()
$237
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/88:27 am -
Nonstop1h 37m
Sat 9/125:51 am -
Nonstop1h 49m
Deal found 8/17![American Airlines logo]()
$254
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/912:00 pm -
1 stop3h 59m
Sat 9/125:18 pm -
1 stop4h 20m
Deal found 8/17![United Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sun 9/278:27 am -
Nonstop1h 31m
Wed 9/303:35 pm -
Nonstop1h 47m
Deal found 8/14![American Airlines logo]()
$267
This American Airlines deal was found by Cheapflights users on 8/16. 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 10/201:51 pm -
1 stop4h 21m
Sat 10/246:42 pm -
1 stop3h 53m
Deal found 8/16![American Airlines logo]()
$271
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/111:39 pm -
Nonstop1h 26m
Sat 9/125:51 am -
Nonstop1h 49m
Deal found 8/17![American Airlines logo]()
$271
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/115:45 pm -
1 stop4h 07m
Sat 9/125:18 pm -
1 stop4h 20m
Deal found 8/17![United Airlines logo]()
$274
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/812:25 pm -
1 stop3h 25m
Sun 12/135:50 am -
1 stop3h 25m
Deal found 8/13![Southwest logo]()
$280
This United Airlines deal was found by Cheapflights users on 8/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:59 pm -
1 stop5h 53m
Tue 9/225:18 pm -
1 stop4h 20m
Deal found 8/13![United Airlines logo]()
$285
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Thu 10/18:27 am -
Nonstop1h 31m
Sun 10/44:53 pm -
Nonstop1h 52m
Deal found 8/14![American Airlines logo]()
$288
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/1412:00 pm -
1 stop3h 59m
Thu 9/175:05 am -
1 stop3h 46m
Deal found 8/17![United Airlines logo]()
$293
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Sun 9/274:13 pm -
1 stop6h 35m
Wed 9/305:51 am -
1 stop3h 59m
Deal found 8/17![American Airlines logo]()
$295
Best flights from Oklahoma to HarlingenDiscover carefully curated flight deals from Oklahoma to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.
Discover carefully curated flight deals from Oklahoma to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/912:00 pm -
1 stop3h 59m
Sat 9/125:18 pm -
1 stop4h 20m
Deal found 8/17![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/812:25 pm -
1 stop3h 25m
Sun 12/135:50 am -
1 stop3h 25m
Deal found 8/13![Southwest logo]()
$280
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Sun 9/274:13 pm -
1 stop6h 35m
Wed 9/305:51 am -
1 stop3h 59m
Deal found 8/17![American Airlines logo]()
$295
This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:35 am -
1 stop3h 49m
Sat 9/195:18 pm -
1 stop4h 20m
Deal found 8/14![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:00 am -
2 stops5h 30m
Sat 10/2412:40 pm -
1 stop3h 30m
Deal found 8/16![Southwest logo]()
$295
This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:45 pm -
1 stop4h 07m
Sat 9/125:18 pm -
1 stop4h 20m
Deal found 8/14![United Airlines logo]()
$274
This United Airlines deal was found by Cheapflights users on 8/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:59 pm -
1 stop5h 53m
Tue 9/225:18 pm -
1 stop4h 20m
Deal found 8/13![United Airlines logo]()
$285
This Southwest deal was found by Cheapflights users on 8/17. 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.
Sun 9/2710:35 am -
1 stop6h 25m
Wed 9/301:45 pm -
2 stops7h 10m
Deal found 8/17![Southwest logo]()
$315
This Southwest deal was found by Cheapflights users on 8/18. 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 9/216:00 am -
2 stops5h 20m
Fri 9/2510:55 am -
1 stop5h 05m
Deal found 8/18![Southwest logo]()
$358
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/89:36 am -
1 stop6h 23m
Sat 9/121:59 pm -
1 stop3h 46m
Deal found 8/18![United Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 8/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/179:45 am -
2 stops6h 05m
Mon 11/3011:50 am -
1 stop8h 30m
Deal found 8/13![Southwest logo]()
$358
This United Airlines deal was found by Cheapflights users on 8/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/179:20 am -
1 stop6h 41m
Mon 11/305:25 pm -
1 stop4h 14m
Deal found 8/13![United Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/127:00 am -
1 stop6h 24m
Wed 9/165:18 pm -
1 stop5h 57m
Deal found 8/17![United Airlines logo]()
$351
This Southwest deal was found by Cheapflights users on 8/17. 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 9/243:55 pm -
2 stops6h 45m
Sun 9/276:00 am -
1 stop3h 55m
Deal found 8/17![Southwest logo]()
$412
This United Airlines deal was found by Cheapflights users on 8/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:38 pm -
1 stop5h 01m
Wed 9/235:18 pm -
1 stop5h 57m
Deal found 8/13![United Airlines logo]()
$371
This Southwest deal was found by Cheapflights users on 8/18. 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.
Wed 9/212:15 pm -
1 stop3h 35m
Sun 9/64:20 pm -
2 stops5h 40m
Deal found 8/18![Southwest logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/113:59 pm -
1 stop3h 40m
Mon 9/145:18 pm -
1 stop4h 20m
Deal found 8/17![United Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:30 am -
2 stops5h 35m
Sun 9/64:20 pm -
2 stops6h 30m
Deal found 8/16![Southwest logo]()
$425
This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/309:45 am -
1 stop5h 15m
Sun 12/135:50 pm -
2 stops6h 30m
Deal found 8/14![Southwest logo]()
$427
This United Airlines deal was found by Cheapflights users on 8/17. 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 11/179:20 am -
1 stop4h 01m
Wed 11/185:25 pm -
1 stop4h 14m
Deal found 8/17![United Airlines logo]()
$410
This Southwest deal was found by Cheapflights users on 8/17. 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 9/58:00 am -
1 stop3h 55m
Mon 9/75:30 am -
2 stops6h 50m
Deal found 8/17![Southwest logo]()
$434
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Fri 2/125:10 am -
1 stop5h 49m
Mon 2/1512:10 pm -
1 stop5h 23m
Deal found 8/16![United Airlines logo]()
$430
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Tue 9/159:36 am -
1 stop6h 23m
Thu 9/245:05 am -
1 stop13h 15m
Deal found 8/16![United Airlines logo]()
$445
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/45:45 pm -
1 stop4h 07m
Sun 9/65:18 pm -
1 stop4h 20m
Deal found 8/18![United Airlines logo]()
$465
Last-minute flights from Oklahoma to HarlingenDiscover last-minute flight deals from Oklahoma to Harlingen. Data last updated August 18, 2026 and is based on user searches.
Discover last-minute flight deals from Oklahoma to Harlingen. Data last updated August 18, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Tue 9/88:27 am -
Nonstop1h 37m
Sat 9/125:28 pm -
Nonstop1h 47m
Deal found 8/15![American Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/912:00 pm -
1 stop3h 59m
Sat 9/125:18 pm -
1 stop4h 20m
Deal found 8/17![United Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/111:39 pm -
Nonstop1h 26m
Sat 9/125:51 am -
Nonstop1h 49m
Deal found 8/17![American Airlines logo]()
$271
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/115:45 pm -
1 stop4h 07m
Sat 9/125:18 pm -
1 stop4h 20m
Deal found 8/17![United Airlines logo]()
$274
This American Airlines deal was found by Cheapflights users on 8/16. 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.
Mon 9/148:27 am -
Nonstop1h 31m
Sun 9/208:00 pm -
Nonstop1h 50m
Deal found 8/16![American Airlines logo]()
$288
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/1412:00 pm -
1 stop3h 59m
Thu 9/175:05 am -
1 stop3h 46m
Deal found 8/17![United Airlines logo]()
$293
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Mon 9/149:36 am -
1 stop6h 23m
Sun 9/205:05 am -
1 stop5h 56m
Deal found 8/16![United Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Fri 9/188:27 am -
Nonstop1h 31m
Sun 9/208:00 pm -
Nonstop1h 50m
Deal found 8/15![American Airlines logo]()
$305
This United Airlines deal was found by Cheapflights users on 8/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:59 pm -
1 stop5h 53m
Tue 9/225:18 pm -
1 stop4h 20m
Deal found 8/13![United Airlines logo]()
$285
This American Airlines deal was found by Cheapflights users on 8/18. 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 9/216:25 pm -
1 stop4h 23m
Thu 9/248:00 pm -
1 stop3h 53m
Deal found 8/18![American Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sun 9/278:27 am -
Nonstop1h 31m
Wed 9/303:35 pm -
Nonstop1h 47m
Deal found 8/14![American Airlines logo]()
$267
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Sun 9/274:13 pm -
1 stop6h 35m
Wed 9/305:51 am -
1 stop3h 59m
Deal found 8/17![American Airlines logo]()
$295
One-way flights from Oklahoma to HarlingenSearch for one-way flight options from Oklahoma to Harlingen. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.
Search for one-way flight options from Oklahoma to Harlingen. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/129:21 pm -
Nonstop1h 27m
Deal found 8/17![American Airlines logo]()
$119
This American Airlines deal was found by Cheapflights users on 8/17. 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 10/18:27 am -
Nonstop1h 31m
Deal found 8/17![American Airlines logo]()
$120
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/1612:00 pm -
1 stop3h 59m
Deal found 8/17![United Airlines logo]()
$129
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Fri 9/48:27 am -
Nonstop1h 37m
Deal found 8/14![American Airlines logo]()
$136
This United Airlines deal was found by Cheapflights users on 8/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:42 am -
1 stop6h 19m
Deal found 8/13![United Airlines logo]()
$143
This United Airlines deal was found by Cheapflights users on 8/17. 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 10/163:57 pm -
1 stop3h 47m
Deal found 8/17![United Airlines logo]()
$146
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Tue 11/108:30 am -
Nonstop1h 43m
Deal found 8/13![American Airlines logo]()
$152
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 9/148:27 am -
Nonstop1h 31m
Deal found 8/14![American Airlines logo]()
$154
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/123:59 pm -
1 stop3h 40m
Deal found 8/18![United Airlines logo]()
$164
This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:00 am -
1 stop6h 24m
Deal found 8/14![United Airlines logo]()
$170
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/188:27 am -
Nonstop1h 31m
Deal found 8/17![American Airlines logo]()
$171
This American Airlines deal was found by Cheapflights users on 8/18. 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 8/2610:40 am -
1 stop4h 02m
Deal found 8/18![American Airlines logo]()
$179
Find flight deals from Oklahoma to Harlingen
Keep the following information in mind while searching for Oklahoma to Harlingen flight deals. Data was last updated August 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (American Airlines) |
One-way from | $119 (American Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $328 |
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 August 18, 2026.
Use the filters below to find and compare flights from Oklahoma to Harlingen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DallasHarlingen
DFW Dallas/Fort Worth - HRL Harlingen Valley Intl
DFWHRL
Dallas/Fort Worth
Wed 9/9
12:00 pm-3:59 pm
1 stop3h 59m
Harlingen Valley Intl
Sat 9/12
5:18 pm-9:38 pm
1 stop4h 20m
$257
DallasHarlingen
DFW Dallas/Fort Worth - HRL Harlingen Valley Intl
DFWHRL
Dallas/Fort Worth
Sat 9/12
9:35 am-1:24 pm
1 stop3h 49m
Harlingen Valley Intl
Sat 9/19
5:18 pm-9:38 pm
1 stop4h 20m
$257
DallasHarlingen
DFW Dallas/Fort Worth - HRL Harlingen Valley Intl
DFWHRL
Dallas/Fort Worth
Fri 9/11
5:45 pm-9:52 pm
1 stop4h 07m
Harlingen Valley Intl
Sat 9/12
5:18 pm-9:38 pm
1 stop4h 20m
$274
Quickest round-trip
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Tue 12/8
12:25 pm-3:50 pm
1 stop3h 25m
Harlingen Valley Intl
Sun 12/13
5:50 am-9:15 am
1 stop3h 25m
$280
DallasHarlingen
DFW Dallas/Fort Worth - HRL Harlingen Valley Intl
DFWHRL
Dallas/Fort Worth
Sat 9/19
3:59 pm-9:52 pm
1 stop5h 53m
Harlingen Valley Intl
Tue 9/22
5:18 pm-9:38 pm
1 stop4h 20m
$285
TulsaHarlingen
TUL Tulsa - HRL Harlingen Valley Intl
TULHRL
Tulsa
Sun 9/27
4:13 pm-10:48 pm
1 stop6h 35m
Harlingen Valley Intl
Wed 9/30
5:51 am-9:50 am
1 stop3h 59m
$295
Oklahoma CityHarlingen
OKC Oklahoma City Will Rogers World - HRL Harlingen Valley Intl
OKCHRL
Oklahoma City Will Rogers World
Tue 10/20
6:00 am-11:30 am
2 stops5h 30m
Harlingen Valley Intl
Sat 10/24
12:40 pm-4:10 pm
1 stop3h 30m
$295
TulsaHarlingen
TUL Tulsa - HRL Harlingen Valley Intl
TULHRL
Tulsa
Sun 9/27
10:35 am-5:00 pm
1 stop6h 25m
Harlingen Valley Intl
Wed 9/30
1:45 pm-8:55 pm
2 stops7h 10m
$315
DallasHarlingen
DFW Dallas/Fort Worth - HRL Harlingen Valley Intl
DFWHRL
Dallas/Fort Worth
Tue 9/8
9:36 am-3:59 pm
1 stop6h 23m
Harlingen Valley Intl
Sat 9/12
1:59 pm-5:45 pm
1 stop3h 46m
$327
TulsaHarlingen
TUL Tulsa - HRL Harlingen Valley Intl
TULHRL
Tulsa
Tue 11/17
9:20 am-4:01 pm
1 stop6h 41m
Harlingen Valley Intl
Mon 11/30
5:25 pm-9:39 pm
1 stop4h 14m
$346
Showing 1-10 of 41 resultsSorted by cheapest first
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.
DFW-HRL
TUL-HRL
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.
Cheapflights Insights
Everything you need to know about your flight from Oklahoma to Harlingen
USOK-HRL
DFW-HRL
TUL-HRL
OKC-HRL
What is the cheapest month to book a flight from Oklahoma to Harlingen?
Currently, January is the cheapest month in which you can book a flight from Oklahoma to Harlingen (average of $232). Flying from Oklahoma to Harlingen in November is currently the most expensive (average of $447). 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.
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.
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Alternative routes for Oklahoma to Harlingen
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Complete your trip
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Search flights from Oklahoma to Harlingen by cabin class
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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 August 18, 2026.
Oklahoma and Harlingen flights
Browse other Oklahoma and Harlingen flight options. Last updated on August 18, 2026.
Popular flight searches
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Oklahoma to Harlingen flights
Consider these flights traveling from Oklahoma to Harlingen.
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 August 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$158 | Average$339 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$260 | Average$384 | FlexibilityNo cancel fee | On-time63% |