Are direct St Louis to Quincy flights available?
No non-stop option appears in the current route snapshot. Available itineraries may include one or more stops; use the Stops filter to compare them.
STL to UIN
St Louis to Quincy Flights from US$163 + Up to 20% Off
Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.
Live fares from the airlines
No hidden charges
Transparent cancellation policy
24×7 booking support
Cheapest fareUS$163American Airlines
Fastest4h 23mgate to gate
Options today23flights on this route
Live flights for Tue, 18 Aug 2026
Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.
Showing flight options for the selected travel date.
Currency: USD
American Airlines
AA-3568
09:32
2026-08-18
St Louis (STL)
Lambert-St Louis Intl
Lambert-St Louis Intl4H :23 M
1 Stop
ORD
· 1h 30m Chicago (ORD), United States
13:55
2026-08-18
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$158
$163
American Airlines
AA-1926
06:00
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl7H :55 M
1 Stop
ORD
· 4h 56m Chicago (ORD), United States
13:55
2026-08-18
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$164
$169
American Airlines
AA-6355
13:25
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl23H :15 M
1 Stop
ORD
· 20h 14m Chicago (ORD), United States
12:40
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$164
$169
American Airlines
AA-4259
16:54
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl19H :46 M
1 Stop
ORD
· 16h 42m Chicago (ORD), United States
12:40
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$164
$169
American Airlines
AA-3570
20:07
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl16H :33 M
1 Stop
ORD
· 13h 35m Chicago (ORD), United States
12:40
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$164
$169
United Airlines
UA-4570
07:25
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl6H :30 M
1 Stop
ORD
· 3h 29m Chicago (ORD), United States
13:55
2026-08-18
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$175
$181
United Airlines
UA-567
08:00
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl5H :55 M
1 Stop
ORD
· 2h 56m Chicago (ORD), United States
13:55
2026-08-18
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$175
$181
United Airlines
UA-2654
12:59
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl23H :41 M
1 Stop
ORD
· 20h 45m Chicago (ORD), United States
12:40
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$181
$186
United Airlines
UA-541
17:30
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl19H :10 M
1 Stop
ORD
· 16h 14m Chicago (ORD), United States
12:40
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$181
$186
United Airlines
UA-4616
18:54
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl17H :46 M
1 Stop
ORD
· 14h 45m Chicago (ORD), United States
12:40
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$181
$186
United Airlines
UA-4570
07:25
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl26H :00 M
2 Stops
ORD
· 3h 25m Chicago (ORD), United States
BNA
· 17h 43m Nashville (BNA), United States
09:25
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$219
$226
United Airlines
UA-567
08:00
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl25H :25 M
2 Stops
ORD
· 1h 11m Chicago (ORD), United States
BNA
· 19h 25m Nashville (BNA), United States
09:25
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$219
$226
United Airlines
UA-4601
08:50
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl24H :35 M
2 Stops
ORD
· 2h 00m Chicago (ORD), United States
BNA
· 17h 43m Nashville (BNA), United States
09:25
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$219
$226
United Airlines
UA-2654
12:59
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl20H :26 M
2 Stops
ORD
· 1h 10m Chicago (ORD), United States
BNA
· 14h 28m Nashville (BNA), United States
09:25
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$219
$226
United Airlines
UA-541
17:30
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl15H :55 M
2 Stops
ORD
· 0h 44m Chicago (ORD), United States
BNA
· 10h 23m Nashville (BNA), United States
09:25
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$219
$226
United Airlines
UA-4601
08:50
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl5H :05 M
1 Stop
ORD
· 2h 04m Chicago (ORD), United States
13:55
2026-08-18
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$222
$230
United Airlines
UA-4517
10:53
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl25H :47 M
1 Stop
ORD
· 22h 47m Chicago (ORD), United States
12:40
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$289
$296
United Airlines
UA-4517
10:53
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl22H :32 M
2 Stops
ORD
· 1h 37m Chicago (ORD), United States
BNA
· 16h 03m Nashville (BNA), United States
09:25
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$296
$304
American Airlines
AA-1926
06:00
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl24H :04 M
2 Stops
ORD
· 10h 38m Chicago (ORD), United States
BNA
· 12h 01m Nashville (BNA), United States
09:25
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$336
$344
American Airlines
AA-6355
13:25
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl20H :00 M
2 Stops
ORD
· 5h 42m Chicago (ORD), United States
BNA
· 9h 31m Nashville (BNA), United States
09:25
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$336
$344
American Airlines
AA-3570
20:07
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl33H :58 M
2 Stops
ORD
· 20h 32m Chicago (ORD), United States
BNA
· 12h 01m Nashville (BNA), United States
09:25
2026-08-20
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$336
$344
United Airlines
UA-4616
18:54
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl34H :58 M
2 Stops
ORD
· 12h 10m Chicago (ORD), United States
BNA
· 21h 23m Nashville (BNA), United States
09:25
2026-08-20
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$354
$361
Recommended hotels in Quincy
Stay options near the arrival city for the same travel date.
Holiday Inn Quincy East by IHG
- 4821 Oak St 62305 QuincyIllinois ,
Free WiFiACBreakfast
Room availability is checked live
Microtel Inn & Suites by Wyndham Quincy
- 200 S 3rd St, Quincy, IL 62301 ,
Free WiFiACBreakfast
Room availability is checked live
AmericInn by Wyndham Quincy (Ex. Comfort Inn Quincy
- 4122 Broadway St, Quincy, IL 62305 ,
Free WiFiACBreakfast
Room availability is checked live
American Airlines
AA-3568
09:32
2026-08-18
St Louis (STL)Lambert-St Louis Intl
Lambert-St Louis Intl23H :53 M
2 Stops
ORD
· 7h 12m Chicago (ORD), United States
BNA
· 12h 01m Nashville (BNA), United States
09:25
2026-08-19
Quincy (UIN)Municipal
Municipal
FLYX20 Applied
$464
$471
No flights match the selected filters. Clear filters or open full search.
Fare highlights
Selected flight highlights for 18 Aug 2026.
Lowest fare
$163
American Airlines
09:32
Earliest departure
$169
American Airlines
06:00
Shortest duration
$163
American Airlines
09:32
Night
00:00-05:59
No option
Open full search for more
Morning
06:00-11:59
$163
American Airlines at 09:32
Afternoon
12:00-17:59
$169
American Airlines at 13:25
Evening
18:00-23:59
$169
American Airlines at 20:07
St Louis to Quincy flight booking guide
Quick answers to the most common questions about flying St Louis to Quincy.
Best time or month to book
There is no permanently cheapest month because airline inventory changes continuously. As a practical starting point, compare nearby dates and begin checking international trips 6–12 weeks before departure; peak holidays may need earlier booking.
Cheapest days for this route
Among the dates currently shown, Tuesday has the lowest displayed fare at $163. This is a live snapshot, not a guaranteed weekly rule.
Baggage rules
Allowance is fare-specific, not just airline-specific. Current cards show examples such as 0 Pieces check-in baggage. Open the fare choices and verify cabin/check-in baggage before continuing.
Cancellation and refund explanation
Refundable and non-refundable labels are shown on each card. Exact airline cancellation charges, no-show rules and refund timelines are verified for the selected fare before booking; promotional discounts and applicable charges are adjusted from any refund.
Secure booking support
FlyX rechecks the live fare before payment, shows the payable amount and provides 24×7 booking support. Payment, refund, cancellation and help links are available in the footer.
Airlines flying from St Louis to Quincy
Compare fares, stops, baggage and refundability across the airlines flying this route.
United Airlines St Louis to Quincy flights
United Airlines cheap flights St Louis to Quincy
Fares start from $181 on this route.
St Louis to Quincy United Airlines flight schedule
14 departures — compare timings in the list above.
American Airlines St Louis to Quincy flights
American Airlines cheap flights St Louis to Quincy
Fares start from $163 on this route.
St Louis to Quincy American Airlines flight schedule
9 departures — compare timings in the list above.
St Louis to Quincy flight details
| Cheapest fare | US$163 · Tue, 18 Aug |
|---|---|
| Fastest flight duration | 4h 23m · American Airlines |
| First departure of the day | 06:00 · American Airlines |
| Last departure of the day | 20:07 · American Airlines |
| Flights currently available | 23 |
| Popular airlines on this route | United Airlines, American Airlines |
| Airport codes | St Louis–STL, Quincy–UIN |
Fares and timings are indicative — the exact price is confirmed with the airline when you search.
St Louis to Quincy flight schedule, timing and fares
St Louis to Quincy flight schedule and timing
Around 23 flights operate on this route. Departures run through the day — the first flight leaves around 06:00 and the last around 20:07. The fastest flight takes about 4h 23m.
Morning vs evening St Louis–Quincy fares
Lowest fare by departure window: Morning from $163, Afternoon from $169, Evening from $169. Early-morning and late-night flights are often cheaper than peak daytime slots.
What is today’s lowest airfare from St Louis to Quincy?
The lowest fare we are currently showing is US$163, on a Tuesday departure. Airfares change through the day, so search your dates for the exact price.
Should I book one-way or round-trip for St Louis to Quincy?
Domestic fares are usually priced per leg, so two one-ways often cost about the same as a round-trip and keep your return date flexible. Round-trip is worth choosing when you want a single PNR for both legs, and eligible coupons like FLYX20 apply either way.
Which airlines should I consider for St Louis to Quincy?
United Airlines (14 flights, from $181), American Airlines (9 flights, from $163). Compare fare type, baggage and refundability — the cheapest airline is not always the best value for your dates.
Web check-in for your St Louis to Quincy flight
Most airlines open web check-in 24–48 hours before departure on their own website or app using your PNR. Checking in early lets you pick better seats free of charge on many fares; FlyX also links every booking’s airline check-in page from Web Check-in.
How to book a St Louis to Quincy flight on FlyX
- 1Enter your travel details
Choose one-way or round-trip, pick your dates and travellers in the search form above.
- 2Compare live results
Sort or filter the St Louis–Quincy results by price, departure time, stops and airline.
- 3Open the fare choices
Check baggage allowance and refundability for each fare type before continuing.
- 4Review the final price
FlyX rechecks the live fare with the airline; any eligible coupon is applied automatically.
- 5Pay securely
UPI, cards, net banking and wallets supported; your e-ticket is emailed within minutes.
Why book your St Louis to Quincy flight with FlyX?
If you are looking for St Louis to Quincy flight tickets at the best possible fare, FlyX keeps the process simple and transparent. Enter your dates and travellers, compare live fares across every major airline on this route, and filter by price, departure time, stops or airline to find the flight that actually fits your plan. Every fare you see is rechecked live with the airline before payment, so the price you approve is the price you pay — no hidden charges added at checkout.
And that is not all — eligible discounts like FLYX20 are applied automatically on the review page, payments run over 256-bit SSL with UPI, cards, net banking and wallets, and our 24x7 support team backs every booking as an IATA-accredited travel company. Refund and cancellation rules are shown clearly for each fare before you pay, and your e-ticket lands in your inbox within minutes. So why wait? Book your St Louis to Quincy flight on FlyX and take off with genuine savings today.
St Louis to Quincy flight offers & coupon codes
| Coupon code | Offer | Max saving |
|---|---|---|
| FLYX20 | Up to 20% Off on Flights | ₹1,500 |
Your discount is applied automatically on the review page before you pay. View full terms.
Frequently asked questions - St Louis to Quincy flights
Is it worth booking St Louis to Quincy flights in advance?
Yes, booking flights in advance helps you secure cheap flight tickets. Comparing air ticket prices 3–4 weeks early gives you better visibility of airline timings, baggage policies, and fare rules before high-demand periods push prices up.
How far is St Louis from Quincy by air?
The approximate direct air distance between St Louis (STL) and Quincy (UIN) is 150.51 km. The actual flight duration and route path vary depending on airline schedules and wind conditions.
Are there non-stop flights from STL to UIN?
Non-stop flight availability depends on the airline schedule and departure date. You can filter the live search results by stops to view direct flights, one-stop connections, and transit flights instantly.
Why does the price change after clicking Book Now?
Airline seat inventory and airfares change dynamically in real-time. Selecting 'Book Now' runs a live fare verification check to ensure you get the most accurate price before final booking confirmation.
Can I compare nearby dates?
Yes, you can easily compare flights for nearby dates. Select any date on the date calendar strip to refresh the fares, compare air ticket pricing, and choose the most budget-friendly travel day.
St Louis to Quincy - what to expect when booking
The STL to UIN cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.
Approx route distance: 150.51 km.
Before you book
Compare nearby dates
The date strip opens the complete search result for the route and selected date.
Use filters
Shortlist by price, stops, departure time and refundable fare preference.
Check fare choices
Continue to Booking opens the verified fare choices, including baggage and refundability, before review.
Book Cheapest Flight from St Louis to Quincy on FlyX
Securing the best airfare from St Louis to Quincy is all about planning. FlyX's real-time fare tracking system allows you to check flight options and lock in the lowest ticket prices before they rise:
- Book at least 3-4 weeks in advance to secure the most competitive St Louis to Quincy airfares.
- Consider traveling mid-week (Tuesdays or Wednesdays) to bypass weekend pricing surges.
- Early morning or late-night departure flights consistently offer lower fares than afternoon slots.
- Use our live calendar view above to easily spot fare changes on nearby dates.
Find the Lowest airfare from St Louis to Quincy
| Cheapest Fare | Fare | Date | Airline | Departure |
|---|---|---|---|---|
| Lowest Airfare Today | $163 | 18/08/2026 | American Airlines | 09:32 |
| Cheapest Airfare Within 30 Days | $160 | 29/08/2026 | American Airlines | 09:32 |
| Cheapest Airfare Within 90 Days | $155 | 28/10/2026 | American Airlines | 09:32 |
Book St Louis to Quincy Flight Tickets on FlyX
Planning to fly from St Louis to Quincy? FlyX lets you compare flight rates, airline timings, layovers, and baggage allowances all in one simple list. From quick non-stop routes to flexible connecting options, finding and booking cheap air tickets has never been easier.
St Louis to Quincy Flight Distance, Duration and Time
The aerial distance between St Louis and Quincy is approximately 151 KM. The flight duration ranges from 4H :23 M up to 34H :58 M depending on whether you book a non-stop flight or a connecting schedule with layovers.
St Louis to Quincy Flight Schedule and Timing
Around 23 flights operate on this route, providing plenty of choices for your travel window. The earliest morning flight departs from St Louis at 06:00, while the last night flight leaves at 20:07. Flights depart from Lambert-St Louis Intl and land at Municipal.
Flight Route Details & Analysis
| Flight Details | Information |
|---|---|
| Route | St Louis to Quincy |
| Aerial Distance | 151 KM |
| Flight Duration | 4H :23 M - 34H :58 M |
| Airport Codes | St Louis - STL, Quincy - UIN |
| Total Flights Available | 23 flights (0 direct) |
| First Flight Departure | Departs at 06:00 |
| Last Flight Departure | Departs at 20:07 |
| Early Morning Flights (12 AM - 8 AM) | 4 direct/indirect flights |
| Morning Flights (8 AM - 12 PM) | 8 direct/indirect flights |
| Afternoon Flights (12 PM - 4 PM) | 4 direct/indirect flights |
| Evening Flights (4 PM - 8 PM) | 5 direct/indirect flights |
| Night Flights (8 PM - 12 AM) | 2 direct/indirect flights |
Airport Information & Terminals
STL: St. Louis airport. St. Louis airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
UIN: Quincy airport. Quincy airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
UIN: Quincy airport. Quincy airport transfer should be matched to the exact hotel, suburb or meeting area. Rail can work well for light luggage, but late arrivals, winter weather and family baggage often make a direct cab or booked transfer easier.
