Did you mean Flights from Chicago to St Louis?
St Louis
United StatesSTL
Lambert St Louis International Airport
Chicago
United StatesORD
Chicago O'Hare International Airport
Lambert St Louis International Airport (STL) serves St Louis; Chicago O'Hare International Airport (ORD) serves Chicago.
The airports are 258 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from STL to ORD.
Marketing airlines listed in the current schedule, including codeshare sellers, are American Airlines (AA), Air Canada (AC), Alaska Airlines (AS), Avianca (AV), Finnair (AY), British Airways (BA), Copa Airlines (CM), Cathay Pacific (CX), Aer Lingus (EI), Emirates (EK), GoJet Airlines (G7), Gulf Air (GF), Iberia (IB), Japan Airlines (JL), Lufthansa (LH), All Nippon Airways (NH), Air New Zealand (NZ), Austrian Airlines (OS), Porter Airlines (PD), Qatar Airways (QR), Royal Jordanian (RJ), Turkish Airlines (TK) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Sep 21, 2026 – Sep 19, 2027.
These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.
Airline alliance affiliations represented: Oneworld, Star Alliance
Lambert St Louis International Airport (STL) is the origin airport and Chicago O'Hare International Airport (ORD) is the destination airport.
STL and ORD are approximately 258 miles apart by great-circle distance.
Yes. Roame's current schedule feed shows nonstop service from STL to ORD.
Marketing airlines listed in the current schedule, including codeshare sellers, are American Airlines (AA), Air Canada (AC), Alaska Airlines (AS), Avianca (AV), Finnair (AY), British Airways (BA), Copa Airlines (CM), Cathay Pacific (CX), Aer Lingus (EI), Emirates (EK), GoJet Airlines (G7), Gulf Air (GF), Iberia (IB), Japan Airlines (JL), Lufthansa (LH), All Nippon Airways (NH), Air New Zealand (NZ), Austrian Airlines (OS), Porter Airlines (PD), Qatar Airways (QR), Royal Jordanian (RJ), Turkish Airlines (TK) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.
Aircraft listed in the current schedule include Airbus A319 (319), Airbus A320 (320), Boeing 737-800 (738), Boeing 737-900 / Boeing 737-900ER (739), Boeing 737-700 / Boeing 737-700ER (73G), Boeing 737 MAX 8 (7M8), CR5, Canadair Regional Jet 700 | Regional Jet 550 (CR7), CRJ, Embraer 170 (E70), Embraer 175 (short wing) (E75), Embraer 175 (long wing) (E7W) and JET.
A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.
Departure window: through .
| Route / flight | Departure | Cabin | Book with | Points | Fees (USD) | Seats seen | Observed (UTC) |
|---|---|---|---|---|---|---|---|
| STL → ORD AA1997 | Economy | Alaska Atmos Rewards | 4,500 | $25.00 | 9 | ||
| STL → ORD AA1926 | Economy | Alaska Atmos Rewards | 4,500 | $25.00 | 9 | ||
| STL → ORD AA2208 | Economy | Alaska Atmos Rewards | 4,500 | $25.00 | 4 | ||
| STL → ORD AA1997 | Economy | Alaska Atmos Rewards | 4,500 | $25.00 | 9 | ||
| STL → ORD AA1926 | Economy | Alaska Atmos Rewards | 4,500 | $25.00 | 9 | ||
| STL → ORD AA1926 | Economy | Alaska Atmos Rewards | 4,500 | $25.00 | 9 | ||
| STL → ORD AA1997 | Economy | Alaska Atmos Rewards | 4,500 | $25.00 | 9 | ||
| STL → ORD AA4259 | Economy | Alaska Atmos Rewards | 4,500 | $25.00 | 9 | ||
| STL → ORD AA1926 | Economy | Alaska Atmos Rewards | 4,500 | $25.00 | 9 | ||
| STL → ORD AA1926 | Economy | Alaska Atmos Rewards | 4,500 | $25.00 | 9 | ||
| STL → ORD AA1997 | Economy | Alaska Atmos Rewards | 4,500 | $25.00 | 9 | ||
| STL → ORD AA1926 | Economy | Alaska Atmos Rewards | 4,500 | $25.00 | 9 |