--- title: "Knoxville (TYS) to Chicago (ORD) flights: who flies it" description: "American Airlines and United Airlines fly nonstop from TYS to ORD, about 78 flights a week. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/tys-ord" url: "https://2lnr.com/routes/tys-ord.md" date_modified: "2026-10-18T05:10:47Z" --- # Knoxville to Chicago (TYS-ORD): nonstop upgrade & award space United Airlines and American Airlines fly nonstop between Knoxville (TYS) and Chicago (ORD), roughly 78 times a week. The timetable below shows the nonstop scheduled at 1h 55m to 2h 12m for the 475 miles. 2LNR checks confirmed upgrade and award space on American Airlines flights on this route, so you can see which departures have space before you book. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 24, 2026. See TYS to ORD on the interactive map [Get started free](https://2lnr.com/login) 78 Flights a week, 4-week average 1h 55m to 2h 12m Scheduled flight time 475 mi Nonstop distance Free To get started ## Knoxville to Chicago flight schedule Scheduled nonstop departures for TYS to ORD starting October 23, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Knoxville (TYS) to Chicago (ORD) | Date | Flight | Airline | Departs TYS | Arrives ORD | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | UA 1553 | United Airlines | 06:00 | 06:56 | 1h 56m | [Airbus A320](https://2lnr.com/seatmaps/ua/a320.md) | | Fri, Oct 23 | AA 4751 | American Airlines | 07:30 | 08:39 | 2h 9m | [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md) | | Fri, Oct 23 | UA 1577 | United Airlines | 10:42 | 11:40 | 1h 58m | [Airbus A319](https://2lnr.com/seatmaps/ua/a319.md) | | Fri, Oct 23 | AA 4229 | American Airlines | 11:35 | 12:37 | 2h 2m | Embraer E175 | | Fri, Oct 23 | UA 4548 | United Airlines | 13:55 | 14:55 | 2h | CR5 | | Fri, Oct 23 | AA 3501 | American Airlines | 17:07 | 18:09 | 2h 2m | Embraer E175 | | Fri, Oct 23 | UA 5869 | United Airlines | 18:03 | 19:05 | 2h 2m | CR5 | | Fri, Oct 23 | AA 3547 | American Airlines | 18:55 | 20:03 | 2h 8m | Embraer E175 | | Sat, Oct 24 | UA 1553 | United Airlines | 06:00 | 06:56 | 1h 56m | Airbus A320 | | Sat, Oct 24 | AA 4751 | American Airlines | 07:30 | 08:39 | 2h 9m | Embraer E175 | | Sat, Oct 24 | UA 1577 | United Airlines | 10:42 | 11:40 | 1h 58m | Airbus A319 | | Sat, Oct 24 | AA 4229 | American Airlines | 11:35 | 12:37 | 2h 2m | Embraer E175 | | Sat, Oct 24 | UA 4548 | United Airlines | 13:55 | 14:55 | 2h | CR5 | | Sat, Oct 24 | AA 3501 | American Airlines | 16:38 | 17:40 | 2h 2m | Embraer E175 | | Sat, Oct 24 | AA 6445 | American Airlines | 16:47 | 17:59 | 2h 12m | [Bombardier CRJ-700](https://2lnr.com/seatmaps/aa/crj-700.md) | | Sat, Oct 24 | UA 5869 | United Airlines | 18:03 | 19:05 | 2h 2m | CR5 | | Sat, Oct 24 | AA 3547 | American Airlines | 18:55 | 20:03 | 2h 8m | [Embraer E170](https://2lnr.com/seatmaps/aa/e170.md) | | Sun, Oct 25 | UA 5524 | United Airlines | 06:45 | 07:54 | 2h 9m | [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md) | | Sun, Oct 25 | UA 5756 | United Airlines | 07:00 | 07:55 | 1h 55m | Embraer E175 | | Sun, Oct 25 | AA 4751 | American Airlines | 07:30 | 08:39 | 2h 9m | Embraer E175 | | Sun, Oct 25 | UA 4581 | United Airlines | 10:43 | 11:49 | 2h 6m | CR5 | | Sun, Oct 25 | AA 4229 | American Airlines | 11:35 | 12:37 | 2h 2m | Embraer E175 | | Sun, Oct 25 | UA 4460 | United Airlines | 13:59 | 15:00 | 2h 1m | CR5 | | Sun, Oct 25 | AA 6445 | American Airlines | 16:57 | 18:09 | 2h 12m | Bombardier CRJ-700 | | Sun, Oct 25 | AA 3501 | American Airlines | 17:07 | 18:09 | 2h 2m | Embraer E175 | | Sun, Oct 25 | UA 5478 | United Airlines | 17:40 | 18:41 | 2h 1m | CR5 | | Sun, Oct 25 | AA 3547 | American Airlines | 18:55 | 20:03 | 2h 8m | Embraer E170 | | Mon, Oct 26 | UA 5524 | United Airlines | 06:45 | 07:54 | 2h 9m | Embraer E175 | | Mon, Oct 26 | UA 5756 | United Airlines | 07:00 | 07:55 | 1h 55m | Embraer E175 | | Mon, Oct 26 | AA 4751 | American Airlines | 07:30 | 08:39 | 2h 9m | Embraer E175 | | Mon, Oct 26 | UA 4581 | United Airlines | 10:43 | 11:49 | 2h 6m | CR5 | | Mon, Oct 26 | UA 5921 | United Airlines | 10:48 | 11:54 | 2h 6m | CR5 | | Mon, Oct 26 | AA 4229 | American Airlines | 11:35 | 12:37 | 2h 2m | Embraer E175 | | Mon, Oct 26 | UA 4460 | United Airlines | 13:59 | 15:00 | 2h 1m | CR5 | | Mon, Oct 26 | AA 6445 | American Airlines | 16:57 | 18:09 | 2h 12m | Bombardier CRJ-700 | | Mon, Oct 26 | AA 3501 | American Airlines | 17:07 | 18:09 | 2h 2m | Embraer E175 | | Mon, Oct 26 | UA 5478 | United Airlines | 17:40 | 18:43 | 2h 3m | Embraer E175 | | Mon, Oct 26 | AA 3547 | American Airlines | 18:55 | 20:03 | 2h 8m | Embraer E170 | | Tue, Oct 27 | UA 5524 | United Airlines | 06:45 | 07:54 | 2h 9m | Embraer E175 | | Tue, Oct 27 | UA 5756 | United Airlines | 07:00 | 07:55 | 1h 55m | Embraer E175 | Showing the first 40 of 68 scheduled TYS to ORD departures across 7 days with service, starting October 23, 2026. Every remaining date is on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every TYS to ORD date on the interactive map ## Aircraft on the Knoxville to Chicago nonstop In the schedule table on this page, United Airlines flies the Bombardier CRJ, the [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md), the [Airbus A320](https://2lnr.com/seatmaps/ua/a320.md), and the [Airbus A319](https://2lnr.com/seatmaps/ua/a319.md), and American Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md), the [Bombardier CRJ-700](https://2lnr.com/seatmaps/aa/crj-700.md), and the [Embraer E170](https://2lnr.com/seatmaps/aa/e170.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on TYS to ORD departures 2LNR tracks confirmed upgrade and award space on American Airlines, segment by segment and date by date. Open the calendar for Knoxville to Chicago to see which departures have space, the next 14 days free on every product and the full horizon on Pro. American Airlines award space was open on 8 of the 14 Knoxville to Chicago departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026. ### See real availability Confirmed upgrade or award seats by date on the TYS to ORD departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking. ### Plan on the map See TYS to ORD on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Knoxville to Chicago nonstop Carriers operating TYS to ORD nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\ [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md) - [American Airlines (AA) route map](https://2lnr.com/routes/airlines/aa.md)\ [The aircraft AA flies](https://2lnr.com/seatmaps/aa.md) See TYS to ORD on the interactive map → ## Frequently asked questions about TYS to ORD **How long is the flight from Knoxville (TYS) to Chicago (ORD)?** Scheduled flight times from Knoxville (TYS) to Chicago (ORD) run from 1h 55m to 2h 12m across the departures in the schedule table on this page. The nonstop covers about 475 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from TYS to ORD?** United Airlines and American Airlines fly TYS to ORD nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines. **How many flights a week are there from TYS to ORD?** About 78 nonstop flights a week run between Knoxville (TYS) and Chicago (ORD) in the current schedule, operated by United Airlines and American Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from TYS to ORD depart?** Scheduled TYS to ORD nonstops in the next 7 days with service leave between 06:00 and 18:55, local time at Knoxville. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate TYS to ORD nonstop?** The schedule table on this page lists 15 flight numbers for TYS to ORD nonstops, including UA 1553, UA 5524, and UA 5756 on United Airlines, and AA 3501, AA 3547, AA 4229, AA 4751, and AA 6445 on American Airlines. The table lists each departure by date with its times and aircraft. **How do I check upgrade or award availability on TYS to ORD?** Open the TYS to ORD route on the interactive map or the matrix to see confirmed upgrade and award space by date on American Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens. Flying the other way? See [ORD to TYS upgrade and award space](https://2lnr.com/routes/ord-tys.md). Award seats rather than schedules? See [American Airlines award availability](https://2lnr.com/awards/aa.md). Looking beyond this route? See [every route from Knoxville (TYS)](https://2lnr.com/routes/tys.md), or [every route from Chicago (ORD)](https://2lnr.com/routes/ord.md). Nonstops to Chicago (ORD) from other airports within 150 miles of Knoxville (TYS): - [Asheville (AVL) to Chicago (ORD)](https://2lnr.com/routes/avl-ord.md), 86 miles from TYS - [Chattanooga (CHA) to Chicago (ORD)](https://2lnr.com/routes/cha-ord.md), 86 miles from TYS - [Spurgeon (TRI) to Chicago (ORD)](https://2lnr.com/routes/tri-ord.md), 100 miles from TYS - [Greenville (GSP) to Chicago (ORD)](https://2lnr.com/routes/gsp-ord.md), 119 miles from TYS Nonstops from Knoxville (TYS) to other airports within 150 miles of Chicago (ORD): - [Knoxville (TYS) to Chicago (MDW)](https://2lnr.com/routes/tys-mdw.md), 16 miles from ORD Distances are great-circle between the airports, not driving distance. - [How American upgrades clear](https://2lnr.com/about/aa/upgrades.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## Never miss TYS to ORD upgrade or award space See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)