Frontier AirlinesDepart20:19
Sat, Nov 14OKC → ORD
4h 15m · 1 stop
$138one way, per person
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- Cheapest fare
- $138
- Cheapest month
- November
- Direct flights
- Yes
- Flight time
- 2h 27m
Frontier Airlines · Sat, Nov 14
from $138
American Airlines
1,110 km
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Cheapest month to fly from Oklahoma City to Chicago
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.
See every date in November 2026 →
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Where to stay, what to do and getting around, from our travel partners.
About flights from Oklahoma City to Chicago
Oklahoma City (OKC) and Chicago (CHI) are about 1,110 km apart. Direct flights take around 2h 27m, and recent direct fares were with American Airlines. Over the next few months, one-way fares start from $138, 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 Oklahoma City to Chicago?
The cheapest one-way fare we've seen recently is $138 with Frontier Airlines, departing Saturday, November 14, 2026.
What is the cheapest month to fly from Oklahoma City to Chicago?
November 2026 currently has the lowest fares, from $138 one way.
Are there direct flights from Oklahoma City to Chicago?
Yes. Recent direct fares were with American Airlines.
How long is the flight from Oklahoma City to Chicago?
A direct flight takes about 2h 27m. Oklahoma City and Chicago are around 1,110 km apart.
Which airlines fly from Oklahoma City to Chicago?
Recent fares on this route were with Frontier Airlines and American Airlines.
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