Which airline is most reliable for RNO (Reno) to SAN (San Diego)?

The most reliable airline on the RNO to SAN route is Southwest Airlines, with an on-time arrival rate of 76%.

How often are flights delayed from RNO to SAN?

About 25% of flights from RNO to SAN experience delays. 75% arrive on time.

What's the average delay on RNO to SAN flights?

When flights from RNO to SAN are delayed, the average delay is approximately 54 minutes.

Is a short connection safe after a RNO to SAN flight?

With 75% of RNO to SAN flights arriving on time and an average delay of 54 minutes when late, a connection under 60 minutes at SAN is risky. We recommend at least 75-90 minutes for domestic connections after this route.

Is RNO (Reno) to SAN (San Diego) usually delayed?

RNO to SAN flights are moderately reliable at 75% on time. About 25% of flights experience delays averaging 54 minutes. Delays on this route are most often caused by late incoming aircraft.

What airline is most reliable on RNO (Reno) to SAN (San Diego)?

Southwest Airlines is the most reliable airline flying RNO to SAN, with 76% of flights arriving on time. The least reliable is SkyWest Airlines at 68%.

What's the best month to fly RNO (Reno) to SAN (San Diego)?

The best month to fly RNO to SAN is September, when 81% of flights arrive on time. The worst month is July at 68% on time. If your schedule is flexible, flying in September gives you the best odds of an on-time arrival.

RNO → SAN

RNO (Reno) to SAN (San Diego)

RNO (Reno) to SAN (San Diego) flights arrive on time 75% of the time. The most reliable airline on this route is Southwest Airlines at 76%. The average delay is 54 minutes. Delays on this route are most often caused by late incoming aircraft.

Source: Bureau of Transportation Statistics. Updated November 2026.

RNO → SAN on-time performance by month

JanFebMarAprMayJunJulAugSepOctNovDec

Worse

Better

This route is on time most of the time. About 75% of flights arrive on schedule.

Delays on this route are most often caused by late incoming aircraft.

Accurate?

Southwest Airlines edges out SkyWest Airlines on this route — 76% vs 68% on time.

Airline Comparison

Southwest Airlines leads at 76% on time; SkyWest Airlines trails at 68%.

Accurate?

Best & worst months to fly RNO → SAN

Best month

September

81% on time

Worst month

July

68% on time

Sep

81%

Jan

81%

May

79%

Feb

78%

Nov

76%

Aug

75%

Oct

74%

Dec

74%

Jun

74%

Apr

73%

Mar

72%

Jul

68%

Good to know

Departing from RNO

81% on time

Expect ~17 min sitting on the taxiway after your gate pushes back. RNO has long runway queues.

TSA is currently ~5 min. Best time: 4 AM (5 min).

More about RNO →

Arriving at SAN

78% on time

When flights into SAN are late, the average delay is 60 minutes. Build buffer if you have ground plans.

If connecting at SAN: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.

More about SAN →Connection times at SAN →

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Data last updated November 2026. Source: Bureau of Transportation Statistics.