Southwest Airlines is the most reliable airline on the OKC to DCA route with a 83% on-time rate, compared to PSA Airlines at 64%. Based on 1,181 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: OKC to DCA
Oklahoma City to Washington — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines83%
81%
Republic Airways80%
American Airlines77%
PSA Airlines64%
OKC to DCA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 83% | 1.4% | 46m | 1,181 |
| MQ | 81% | 0.0% | 79m | 26 |
| Republic AirwaysYX | 80% | 2.1% | 59m | 602 |
| American AirlinesAA | 77% | 0.9% | 87m | 222 |
| PSA AirlinesOHWorst | 64% | 6.5% | 96m | 342 |
Route Overview
79%
Overall On-Time
76m
Avg Delay
2.4%
Cancel Rate
2,509
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.