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Route · ANC → ORD · 2020–2025 BTS data

Anchorage to Chicago

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ANC to ORD (Anchorage to Chicago) ranks #3082 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

77.2%
On-time
-1.8 pts
vs US avg
83 min
Delay when late
3,576
Flights
#3082 of 4927
Corpus placement

Cancelled

0.7%

Best Month

Sep 2024 93%

Worst Month

Jun 2023 59%

Distance

2,846 mi

Carriers

9

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Oct 2025 48 9 2 0 AA,AS,UA
Sep 2025 100 12 0 0 UA,AA,AS
Aug 2025 143 39 1 0 AA,UA,AS
Jul 2025 155 38 1 2 AA,AS,UA
Jun 2025 139 28 1 0 AA,AS,UA
May 2025 109 13 0 0 AA,AS,UA
Apr 2025 37 1 0 0 UA,AS
Oct 2024 37 4 0 0 UA,AS
Sep 2024 85 6 1 0 UA,AA,AS
Aug 2024 142 33 1 1 AA,AS,UA
Jul 2024 155 54 3 1 AA,AS,UA
Jun 2024 150 38 1 1 AA,AS,UA
May 2024 135 34 1 0 AA,AS,UA
Apr 2024 42 10 0 0 AS,UA
Oct 2023 45 5 0 1 AS,UA
Sep 2023 73 14 1 2 AA,AS,UA
Aug 2023 155 46 0 3 AA,AS,UA
Jul 2023 153 51 0 0 AA,AS,UA
Jun 2023 135 55 1 1 AA,AS,UA
May 2023 89 30 0 0 AA,AS,UA
Apr 2023 56 19 1 0 UA,AS
Dec 2022 34 23 0 0 AS,UA
Sep 2022 75 11 1 0 UA,AA,AS
Aug 2022 142 31 1 1 AA,AS,UA

ANC–ORD seasonal on-time pattern

Best: September (87.7%) · weakest: December (45.3%)

40%50%60%70%80%90% AprMayJunJulAugSepOctDec 45.3%

Strongest calendar month

September

87.7% on-time · ~76 flights/mo

Busiest calendar month

June

~134 flights/mo avg

Weakest calendar month

December

45.3% on-time · ~32 flights/mo

Cancellation Rate

0.7%

17 of 2,434 flights

Diversion Rate

0.5%

13 of 2,434 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

ANC - Anchorage

Full on-time, delay-cause, and seasonal performance for Anchorage, AK.

ANC on-time profile

ORD - Chicago

Full on-time, delay-cause, and seasonal performance for Chicago, IL.

ORD on-time profile

Compare the two airports

See ANC and ORD side by side on delays, cancellations, and reliability.

Compare ANC vs ORD

Origin-hub reliability standing

Mid-pack among ANC departures

From ANC, this corridor sits with 10 other 75–85% on-time routes out of 21 tracked departures, not the hub's reliability leaders (10 at ≥85%) and not the softest ( 1 below 75%). Destination: Chicago · fleet on-time rank #4034 of 4927.

What the Data Says About ANC to ORD

The Anchorage to Chicago corridor (ANC to ORD) posts a 77.2% on-time rate on the lower edge of the average band, based on 3,576 tracked flights. Late flights run 82.7 minutes behind on average. 9 carriers cover the 2,846-mile route; over the last 24 months, 17 of 2,434 flights were cancelled (0.7%) and 0.5% diverted.

The monthly split is wide on this route: Sep 2024 posted the strongest performance at 93% on-time, while Jun 2023 came in at just 59% - a 34-point swing worth factoring into travel timing.

On the multi-year calendar, ANC–ORD peaks in September at 87.7% on-time while June carries the heaviest traffic (~134 flights per month) ; the softest month is December at 45.3%, a 42.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does ANC to ORD rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, ANC to ORD ranks #3082 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from ANC to ORD? ▼
Flights from Anchorage to Chicago have a 77.2% on-time rate based on 3,576 flights. The average delay is 82.7 minutes. The best recent month was Sep 2024 with 93% on-time.
What is the cancellation rate for ANC to ORD? ▼
Over the last 24 months, 0.7% of flights on this route were cancelled (17 of 2,434 flights) and 0.5% were diverted.
How far is the flight from ANC to ORD? ▼
The flight distance from Anchorage (ANC) to Chicago (ORD) is approximately 2,846 miles. This route is served by 9 carriers.
When is the best time to fly from ANC to ORD? ▼
The best recent month for on-time performance was Sep 2024 (93% on-time). The worst was Jun 2023 (59% on-time). Consider booking during months with historically better performance.

Airports on this route

ANC Airport

Anchorage
ORD Airport

Chicago
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using ANC–ORD data

ANC–ORD is mid-pack at 77.2% on-time; month and carrier mix move more than the corridor headline.

  • Compare ANC and ORD airport profiles: delay causes and top routes differ even on the same corridor. ANC airport
  • If your dates flex, September (87.7% on-time) beats December (45.3%) on this corridor. Seasonal chart
  • 4 other routes post a similar 77.2% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.