ORD to ANC flight delays & on-time performance
Nonstop flights from Chicago O'Hare International Airport to Ted Stevens Anchorage International Airport · 2,846 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ORD or ANC right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Chicago (ORD) to Anchorage (ANC) arrived on time 73% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0.8% were cancelled, and 8% arrived an hour or more late.
- Alaska Airlines was the most punctual airline here (75% on time); American Airlines was the least (68%).
- Departures scheduled around 9am did best (85% on time); around 3pm did worst (64%).
- Tuesday was the most reliable day to fly (77% on time) and Wednesday the least (66%).
- The largest source of delay minutes was late-arriving aircraft (37%).
Which airline is most on time from ORD to ANC?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Alaska Airlines | 75% | 0.5% | 23 min | 9.2% | 209 |
| United Airlines | 74% | 1.1% | 15 min | 6.5% | 438 |
| American Airlines | 68% | 0.0% | 22 min | 12.4% | 138 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 12am74%70 flights
- 8am78%64 flights
- 9am85%150 flights
- 10am76%52 flights
- 1pm71%21 flights
- 3pm64%37 flights
- 4pm67%262 flights
- 5pm69%129 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday77%2.7% cancelled
- Tuesday77%0.0% cancelled
- Wednesday66%0.0% cancelled
- Thursday69%0.9% cancelled
- Friday74%0.0% cancelled
- Saturday74%0.9% cancelled
- Sunday73%0.9% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft37%
- Air traffic control & airport congestion29%
- Airline (crew, maintenance, cleaning, fueling)28%
- Extreme weather5%
- Security1%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)50%
- Extreme weather50%
- Air traffic control & airport congestion0%
- Security0%
ORD to ANC: common questions
- How often are ORD to ANC flights on time?
- 73% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Chicago to Anchorage cancelled?
- 0.8% of scheduled flights were cancelled (6 of 785).
- How long are typical delays?
- Across all flights the average arrival delay was 18 min (early arrivals count as zero). Flights that were late arrived 64 min behind schedule on average, and 8.2% of flights were an hour or more late.
- How long is taxi time at ORD?
- Flights on this route spent 29 min taxiing from the gate to takeoff on average.
Related routes
Return trip: ANC to ORD — 78% on time
More flights from Chicago
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ORD → ANC, nonstop flights by US airlines that report to the DOT. How we calculate this.