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Route · BLI → OAK · 2020–2025 BTS data

Bellingham to Oakland

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BLI to OAK (Bellingham to Oakland) ranks #3853 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

83.2%
On-time
+4.2 pts
vs US avg
68 min
Delay when late
1,964
Flights
#3853 of 4927
Corpus placement

Cancelled

1.2%

Best Month

Sep 2023 89%

Worst Month

Nov 2022 69%

Distance

764 mi

Carriers

3

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Jul 2024 45 7 1 0 G4,WN
Jun 2024 40 6 0 0 G4,WN
May 2024 36 3 0 0 G4,WN
Apr 2024 30 3 0 0 WN
Mar 2024 31 7 0 0 WN
Jan 2024 40 8 1 0 G4,WN
Dec 2023 68 8 1 0 G4,WN
Nov 2023 64 8 0 0 G4,WN
Oct 2023 62 9 0 0 G4,WN
Sep 2023 61 7 0 0 G4,WN
Aug 2023 68 16 0 0 G4,WN
Jul 2023 70 16 0 0 G4,WN
Jun 2023 67 10 0 0 G4,WN
May 2023 67 13 0 0 G4,WN
Apr 2023 63 11 0 0 WN,G4
Mar 2023 67 18 0 0 WN,G4
Feb 2023 56 9 0 0 G4,WN
Jan 2023 60 13 0 0 G4,WN
Dec 2022 75 21 11 0 WN,G4
Nov 2022 64 20 1 0 G4,WN
Oct 2022 62 13 0 0 WN
Sep 2022 62 11 1 0 G4,WN
Aug 2022 75 17 1 0 G4,WN
Jul 2022 80 17 0 0 G4,WN

BLI–OAK seasonal on-time pattern

Best: February (90.0%) · weakest: August (76.9%)

75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 81.3%

Strongest calendar month

February

90.0% on-time · ~60 flights/mo

Busiest calendar month

December

~73 flights/mo avg

Weakest calendar month

August

76.9% on-time · ~72 flights/mo

Cancellation Rate

1.2%

17 of 1,413 flights

Diversion Rate

0.0%

0 of 1,413 flights

Explore origin & destination

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

BLI - Bellingham

Full on-time, delay-cause, and seasonal performance for Bellingham, WA.

BLI on-time profile

OAK - Oakland

Full on-time, delay-cause, and seasonal performance for Oakland, CA.

OAK on-time profile

Compare the two airports

See BLI and OAK side by side on delays, cancellations, and reliability.

Compare BLI vs OAK

Origin-hub reliability standing

Mid-pack among BLI departures

From BLI, this corridor sits with 2 other 75–85% on-time routes out of 3 tracked departures, not the hub's reliability leaders (1 at ≥85%) and not the softest ( 0 below 75%). Destination: Oakland · fleet on-time rank #1859 of 4927.

What the Data Says About BLI to OAK

Bureau of Transportation Statistics records show Bellingham to Oakland (BLI to OAK) running a 83.2% on-time rate over 1,964 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 67.9 minutes. The 764-mile corridor is served by 3 carriers, and over the last 24 months 1.2% of 1,413 flights were cancelled, 0.0% diverted.

The monthly split is wide on this route: Sep 2023 posted the strongest performance at 89% on-time, while Nov 2022 came in at just 69% - a 20-point swing worth factoring into travel timing.

On the multi-year calendar, BLI–OAK peaks in February at 90.0% on-time while December carries the heaviest traffic (~73 flights per month) ; the softest month is August at 76.9%, a 13.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does BLI to OAK rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, BLI to OAK ranks #3853 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 BLI to OAK? ▼
Flights from Bellingham to Oakland have a 83.2% on-time rate based on 1,964 flights. The average delay is 67.9 minutes. The best recent month was Sep 2023 with 89% on-time.
What is the cancellation rate for BLI to OAK? ▼
Over the last 24 months, 1.2% of flights on this route were cancelled (17 of 1,413 flights) and 0.0% were diverted.
How far is the flight from BLI to OAK? ▼
The flight distance from Bellingham (BLI) to Oakland (OAK) is approximately 764 miles. This route is served by 3 carriers.
When is the best time to fly from BLI to OAK? ▼
The best recent month for on-time performance was Sep 2023 (89% on-time). The worst was Nov 2022 (69% on-time). Consider booking during months with historically better performance.

Airports on this route

BLI Airport

Bellingham
OAK Airport

Oakland
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 BLI–OAK data

BLI–OAK runs 4.2 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare BLI and OAK airport profiles: delay causes and top routes differ even on the same corridor. BLI airport
  • If your dates flex, February (90.0% on-time) beats August (76.9%) on this corridor. Seasonal chart
  • 4 other routes post a similar 83.2% 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.