Flight OO4986

SkyWest Airlines flight OO4986

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Looking for OO4986 in the air…

Flagstaff (FLG) to Phoenix (PHX)

Historically, this flight arrives 15+ minutes late 13% of the time, and when it is late the delay averages 116 minutes. It was cancelled 9.3% of the time.

On-time arrivals

86.8%

Less than 15 minutes late

Cancelled

9.3%

Of scheduled flights

Average delay when late

116 min

Flights arriving 15+ minutes late

Flights tracked

75

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 54%
• Extreme weather 32%
• Late-arriving aircraft 8%
• Air traffic control & airport 7%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Phoenix (PHX) to Flagstaff (FLG)

Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 45 minutes. It was cancelled 8.0% of the time.

On-time arrivals

85.3%

Less than 15 minutes late

Cancelled

8.0%

Of scheduled flights

Average delay when late

45 min

Flights arriving 15+ minutes late

Flights tracked

75

Scheduled flights in the period

What caused the delays

• Extreme weather 54%
• Airline (crew, maintenance, cleaning) 37%
• Air traffic control & airport 9%
• Late-arriving aircraft 1%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Cedar Rapids (CID) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 27% of the time, and when it is late the delay averages 65 minutes. It was cancelled 0.0% of the time.

On-time arrivals

72.7%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

65 min

Flights arriving 15+ minutes late

Flights tracked

44

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 64%
• Extreme weather 15%
• Air traffic control & airport 13%
• Airline (crew, maintenance, cleaning) 8%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Chicago (ORD) to Cedar Rapids (CID)

Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 69 minutes. It was cancelled 0.0% of the time.

On-time arrivals

75.0%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

69 min

Flights arriving 15+ minutes late

Flights tracked

44

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 40%
• Extreme weather 31%
• Airline (crew, maintenance, cleaning) 15%
• Air traffic control & airport 14%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Cleveland (CLE) to Chicago (ORD)

Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 95 minutes. It was cancelled 0.0% of the time.

On-time arrivals

87.9%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

95 min

Flights arriving 15+ minutes late

Flights tracked

33

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 88%
• Air traffic control & airport 12%
• Late-arriving aircraft 0%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Chicago (ORD) to Cleveland (CLE)

Historically, this flight arrives 15+ minutes late 15% of the time, and when it is late the delay averages 52 minutes. It was cancelled 0.0% of the time.

On-time arrivals

84.8%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

52 min

Flights arriving 15+ minutes late

Flights tracked

33

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 51%
• Late-arriving aircraft 47%
• Air traffic control & airport 2%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Chicago (ORD) to Huntsville (HSV)

Historically, this flight arrives 15+ minutes late 48% of the time, and when it is late the delay averages 96 minutes. It was cancelled 6.9% of the time.

On-time arrivals

51.9%

Less than 15 minutes late

Cancelled

6.9%

Of scheduled flights

Average delay when late

96 min

Flights arriving 15+ minutes late

Flights tracked

29

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 31%
• Extreme weather 30%
• Late-arriving aircraft 20%
• Air traffic control & airport 20%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Chicago (ORD) to Milwaukee (MKE)

Historically, this flight arrives 15+ minutes late 73% of the time, and when it is late the delay averages 142 minutes. It was cancelled 8.3% of the time.

On-time arrivals

27.3%

Less than 15 minutes late

Cancelled

8.3%

Of scheduled flights

Average delay when late

142 min

Flights arriving 15+ minutes late

Flights tracked

24

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 69%
• Extreme weather 16%
• Late-arriving aircraft 9%
• Air traffic control & airport 5%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Chicago (ORD) to Wichita (ICT)

Historically, this flight arrives 15+ minutes late 55% of the time, and when it is late the delay averages 138 minutes. It was cancelled 0.0% of the time.

On-time arrivals

45.5%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

138 min

Flights arriving 15+ minutes late

Flights tracked

22

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 56%
• Air traffic control & airport 19%
• Late-arriving aircraft 18%
• Extreme weather 8%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Minneapolis (MSP) to Chicago (ORD)

Only 7 flights on record, which is too few for reliable odds.

On-time arrivals

71.4%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

26 min

Flights arriving 15+ minutes late

Flights tracked

7

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 100%
• Late-arriving aircraft 0%
• Air traffic control & airport 0%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Chicago (ORD) to Minneapolis (MSP)

Only 7 flights on record, which is too few for reliable odds.

On-time arrivals

71.4%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

63 min

Flights arriving 15+ minutes late

Flights tracked

7

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 58%
• Air traffic control & airport 34%
• Extreme weather 8%
• Late-arriving aircraft 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Dallas-Fort Worth (DFW) to Jackson (JAN)

Only 6 flights on record, which is too few for reliable odds.

On-time arrivals

33.3%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

75 min

Flights arriving 15+ minutes late

Flights tracked

6

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 59%
• Airline (crew, maintenance, cleaning) 38%
• Air traffic control & airport 3%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Jackson (JAN) to Dallas-Fort Worth (DFW)

Only 6 flights on record, which is too few for reliable odds.

On-time arrivals

50.0%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

70 min

Flights arriving 15+ minutes late

Flights tracked

6

Scheduled flights in the period

What caused the delays

• Late-arriving aircraft 100%
• Airline (crew, maintenance, cleaning) 0%
• Air traffic control & airport 0%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Milwaukee (MKE) to Chicago (ORD)

Only 1 flight on record, which is too few for reliable odds.

On-time arrivals

0.0%

Less than 15 minutes late

Cancelled

0.0%

Of scheduled flights

Average delay when late

17 min

Flights arriving 15+ minutes late

Flights tracked

1

Scheduled flights in the period

What caused the delays

• Airline (crew, maintenance, cleaning) 100%
• Late-arriving aircraft 0%
• Air traffic control & airport 0%
• Extreme weather 0%
• Security 0%

Share of delay minutes airlines attributed to each cause (BTS).

Sep 2025 Aug 2026

Show as table

Month	On time	Flights
September 2025	84.5%	58
October 2025	62.5%	32
November 2025	0.0%	1
December 2025	41.7%	12
February 2026	50.0%	31
March 2026	16.7%	7
April 2026	70.8%	48
May 2026	79.0%	62
June 2026	87.5%	60
July 2026	84.0%	60
August 2026	60.6%	35

Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data