Question 1

Which airlines fly the Boeing 737 (all variants) from SEA to ORD?

Accepted Answer

See the operators list on this page — it is compiled from open ADS-B observed-flights data updated nightly. Operators with the most recent observations are listed first.

Question 2

How often is the Boeing 737 (all variants) used on the SEA to ORD route?

Accepted Answer

Observed model variants and date ranges are listed below. Aircraft assignments can change seasonally; data refreshes nightly.

Question 3

What is the typical schedule for Boeing 737 (all variants) flights from Seattle to Chicago?

Accepted Answer

Schedules vary by operator and season. See the observed model variants and date ranges listed on this page for the most recent pattern.

Question 4

Where does this data come from?

Accepted Answer

Operator and aircraft observations come from the adsb.lol open ADS-B network under the Open Database License. Data refreshes nightly.

Operators on this route

Other aircraft on the SEA → ORD route