American AirlinesDepart18:41
Sat, Nov 14HRL → OKC
2h 49m · 1 stop
$196one way, per person
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- Cheapest fare
- $196
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 2h 49m
American Airlines · Sat, Nov 14
from $196
Usually 1+ stop
1,030 km
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Cheapest month to fly from Harlingen to Oklahoma City
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in November 2026
The lowest fares we've seen for each day, cheapest first.
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About flights from Harlingen to Oklahoma City
Harlingen (HRL) and Oklahoma City (OKC) are about 1,030 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 2h 49m. Over the next few months, one-way fares start from $196, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Harlingen to Oklahoma City?
The cheapest one-way fare we've seen recently is $196 with American Airlines, departing Saturday, November 14, 2026.
What is the cheapest month to fly from Harlingen to Oklahoma City?
November 2026 currently has the lowest fares, from $196 one way.
Are there direct flights from Harlingen to Oklahoma City?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Harlingen to Oklahoma City?
The quickest journey we've seen takes about 2h 49m. Harlingen and Oklahoma City are around 1,030 km apart.
Which airlines fly from Harlingen to Oklahoma City?
Recent fares on this route were with American Airlines.
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