St. Louis (STL) to Boston (BOS) Flights from ₹17,587
Fares on this route currently start from ₹17,587. Compare live STL to BOS prices, non-stop and connecting flights, departure times and airline choices before booking. Use the search panel to change origin, destination, passengers, cabin and trip type instantly.
STL → BOSApprox. 1680.59 km04 Jun 2026Live inventory
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Showing 25
of 115
live flights
Delta Air Lines
DL-1393
19:01
06/04/2026
STL
St Louis Lambert International Airport
6h 27m
1 Stop
⏱ ATL · 1h 1mATL Airport
01:28
06/05/2026
+1
BOS
General Edward Lawrence Logan International Airport
₹17,587
per person
✕ Non-refundable6 fare options
Southwest Airlines
WN-793
17:20
06/04/2026
STL
St Louis Lambert International Airport
6h 45m
1 Stop
⏱ BWI · 2h 5mBWI Airport
00:05
06/05/2026
+1
BOS
General Edward Lawrence Logan International Airport
₹19,576
per person
✓ Refundable🔥 Last 3 seats4 fare options
Delta Air Lines
DL-1524
06:00
06/04/2026
STL
St Louis Lambert International Airport
9h 20m
1 Stop
⏱ ATL · 3h 58mATL Airport
15:20
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹20,705
per person
✕ Non-refundable6 fare options
United Airlines
UA-2104
06:00
06/04/2026
STL
St Louis Lambert International Airport
7h 12m
1 Stop
⏱ EWR · 2h 26mEWR Airport
13:12
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹21,839
per person
✕ Non-refundable🔥 Last 3 seats6 fare options
Delta Air Lines
DL-1524
06:00
06/04/2026
STL
St Louis Lambert International Airport
7h 49m
1 Stop
⏱ ATL · 2h 28mATL Airport
13:49
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹24,728
per person
✕ Non-refundable
Delta Air Lines
DL-1536
07:05
06/04/2026
STL
St Louis Lambert International Airport
8h 15m
1 Stop
⏱ ATL · 3h 1mATL Airport
15:20
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹24,728
per person
✕ Non-refundable
Delta Air Lines
DL-1524
06:00
06/04/2026
STL
St Louis Lambert International Airport
8h 19m
1 Stop
⏱ ATL · 3h 13mATL Airport
14:19
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹24,728
per person
✕ Non-refundable
Southwest Airlines
WN-4724
19:55
06/04/2026
STL
St Louis Lambert International Airport
3h 30m
Non-stop
23:25
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹25,320
per person
✕ Non-refundable9 fare options
American Airlines
AA-1926
06:00
06/04/2026
STL
St Louis Lambert International Airport
18h 28m
1 Stop
⏱ ORD · 13h 29mORD Airport
00:28
06/05/2026
+1
BOS
General Edward Lawrence Logan International Airport
₹25,530
per person
✕ Non-refundable3 fare options
American Airlines
AA-2324
07:03
06/04/2026
STL
St Louis Lambert International Airport
17h 25m
1 Stop
⏱ ORD · 12h 29mORD Airport
00:28
06/05/2026
+1
BOS
General Edward Lawrence Logan International Airport
₹25,643
per person
✕ Non-refundable2 fare options
Southwest Airlines
WN-3892
14:30
06/04/2026
STL
St Louis Lambert International Airport
3h 35m
Non-stop
18:05
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹25,697
per person
✕ Non-refundable🔥 Last 2 seats9 fare options
American Airlines
AA-3814
09:39
06/04/2026
STL
St Louis Lambert International Airport
3h 45m
Non-stop
13:24
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹26,343
per person
✕ Non-refundable15 fare options
American Airlines
AA-4678
19:51
06/04/2026
STL
St Louis Lambert International Airport
3h 45m
Non-stop
23:36
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹26,343
per person
✓ Refundable15 fare options
Southwest Airlines
WN-1008
05:40
06/04/2026
STL
St Louis Lambert International Airport
5h 15m
1 Stop
⏱ MDW · 0h 55mMDW Airport
10:55
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹27,160
per person
✕ Non-refundable9 fare options
Southwest Airlines
WN-3344
12:40
06/04/2026
STL
St Louis Lambert International Airport
6h 40m
1 Stop
⏱ MDW · 2h 15mMDW Airport
19:20
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹27,160
per person
✕ Non-refundable9 fare options
American Airlines
AA-1308
06:15
06/04/2026
STL
St Louis Lambert International Airport
5h 31m
1 Stop
⏱ PHL · 0h 38mPHL Airport
11:46
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹27,274
per person
✓ Refundable15 fare options
American Airlines
AA-2714
17:40
06/04/2026
STL
St Louis Lambert International Airport
6h 8m
1 Stop
⏱ PHL · 1h 11mPHL Airport
23:48
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹27,274
per person
✕ Non-refundable15 fare options
American Airlines
AA-4669
06:00
06/04/2026
STL
St Louis Lambert International Airport
5h 50m
1 Stop
⏱ LGA · 1h 1mLGA Airport
11:50
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹27,274
per person
✓ Refundable15 fare options
American Airlines
AA-4669
06:00
06/04/2026
STL
St Louis Lambert International Airport
7h 34m
1 Stop
⏱ LGA · 2h 41mLGA Airport
13:34
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹27,274
per person
✓ Refundable11 fare options
American Airlines
AA-858
05:14
06/04/2026
STL
St Louis Lambert International Airport
5h 57m
1 Stop
⏱ CLT · 0h 47mCLT Airport
11:11
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹27,274
per person
✓ Refundable15 fare options
American Airlines
AA-1926
06:00
06/04/2026
STL
St Louis Lambert International Airport
6h 29m
1 Stop
⏱ ORD · 1h 25mORD Airport
12:29
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹27,274
per person
✓ Refundable15 fare options
American Airlines
AA-712
07:30
06/04/2026
STL
St Louis Lambert International Airport
6h 3m
1 Stop
⏱ CLT · 0h 47mCLT Airport
13:33
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹27,274
per person
✓ Refundable10 fare options
American Airlines
AA-2324
07:03
06/04/2026
STL
St Louis Lambert International Airport
6h 10m
1 Stop
⏱ ORD · 0h 59mORD Airport
13:13
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹27,274
per person
✓ Refundable10 fare options
American Airlines
AA-2733
09:25
06/04/2026
STL
St Louis Lambert International Airport
6h 30m
1 Stop
⏱ CLT · 1h 19mCLT Airport
15:55
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹27,274
per person
✓ Refundable10 fare options
American Airlines
AA-1926
06:00
06/04/2026
STL
St Louis Lambert International Airport
7h 13m
1 Stop
⏱ ORD · 1h 59mORD Airport
13:13
06/04/2026
BOS
General Edward Lawrence Logan International Airport
₹27,274
per person
✓ Refundable10 fare options
😕 No flights match your filters.
St. Louis (STL)
📍 St Louis Lambert International Airport
🌍 United States
🕐 GMT -6
📐 Latitude: 38.748697
📐 Longitude: -90.370003
Boston (BOS)
📍 General Edward Lawrence Logan International Airport
🌍 United States
🕐 GMT -5
📐 Latitude: 42.36429977
📐 Longitude: -71.00520325
✈ Distance: St. Louis,USA to Boston,USA — 1680.59 km
📅 Results on this page are loaded for 04 Jun 2026. Click View all flights for the complete live search.
St. Louis to Boston — what to expect when booking
The STL–BOS route is served by multiple carriers throughout the year.
Fares on this route can move quickly — a price available now may not be there 30 minutes later.
If your dates are flexible, try shifting your departure by a day or two using the date strip above.
Mid-week departures often show lower base fares compared to weekend starts on many routes.
The distance between St. Louis,USA and Boston,USA is approximately
1680.59 km.
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❓ Frequently asked questions — St. Louis to Boston flights
Generally yes — fares on most routes are most competitive around 4–6 weeks before departure. Booking earlier usually means better availability and a lower base fare when your dates are fixed.
The straight-line distance between St. Louis,USA (STL) and Boston,USA (BOS) is approximately 1680.59 km. Actual flying distance may vary slightly depending on routing.
Non-stop availability on this route varies by airline schedule and season. Use the filters below to quickly check whether direct options are available on your selected date.
Mid-week departures often show lower prices than weekend travel on many routes. Use the date strip above to compare nearby days quickly.