PlainFlights

IDA vs SEA - Airport Comparison

Select two airports to compare on-time performance, delays, cancellations, and top routes using U.S. Department of Transportation Bureau of Transportation Statistics (BTS) data (2020–2025) across all 50 states. See our methodology for how metrics are computed.

Airport A
IDA

Idaho Falls, ID

Idaho Falls, Idaho

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Airport B
SEA

Seattle, WA

Seattle, Washington

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Key Performance Metrics

BTS on-time performance data, 2020–2025 cumulative.

Metric IDA SEA
On-Time Rate (higher is better) 84.4% 83.1%
Avg Delay (lower is better) 96.3 min 63.4 min
Delay Rate (lower is better) 15.6% 16.9%
Cancellation Rate (lower is better) 0.73% 0.73%
Total Flights 43,233 1,871,155
Delayed Flights 6,744 315,819
Cancelled Flights 316 13,720
Top Delay Cause Carrier Carrier

✓ / ▲ indicates the more favorable value. Data: BTS On-Time Performance, 2020–2025.

Delay Cause Breakdown

IDA - Idaho Falls, ID

Carrier 52.8%
Late Aircraft 23.0%
Weather 12.8%
NAS 11.1%
Security 0.3%

SEA - Seattle, WA

Carrier 44.3%
Late Aircraft 28.6%
NAS 21.0%
Weather 5.8%
Security 0.3%

Top Routes

Top routes from IDA

Route Flights On-Time
SLC → IDA
Idaho Falls
7,153 89.6%
IDA → SLC
Salt Lake City
7,152 91.6%
DEN → IDA
Idaho Falls
6,838 82.9%
IDA → DEN
Denver
6,836 82.4%
DFW → IDA
Idaho Falls
2,612 76.2%
IDA → DFW
Dallas/Fort Worth
2,581 79.3%

Top routes from SEA

Route Flights On-Time
SEA → LAX
Los Angeles
41,859 84%
LAX → SEA
Seattle
41,819 86.2%
SEA → ANC
Anchorage
41,143 77.5%
ANC → SEA
Seattle
41,064 85.8%
PHX → SEA
Seattle
38,561 84.3%
SEA → PHX
Phoenix
38,549 82.3%

Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025) Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025) On-time rates exclude cancelled and diverted flights. PlainFlights is not affiliated with BTS or the DOT

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This tool queries live on-time, delay, and cancellation figures for the two selected airports from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.