
$185 Cheap American Airlines flights St. Louis (STL) to Boston (BOS)
Prices were available within the past 7 days and start at $185 for one-way flights and $343 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Dec 16 - Wed, Dec 31
STL
St. Louis
BOS
Boston
$343 Roundtrip, found 1 day ago
$343
Roundtrip
found 1 day ago

Wed, Dec 31 - Wed, Jan 14
STL
St. Louis
BOS
Boston
$353 Roundtrip, found 1 day ago
$353
Roundtrip
found 1 day ago

Thu, Nov 27 - Mon, Dec 1
STL
St. Louis
BOS
Boston
$377 Roundtrip, found 1 day ago
$377
Roundtrip
found 1 day ago

Wed, Dec 24 - Mon, Jan 5
STL
St. Louis
BOS
Boston
$397 Roundtrip, found 1 day ago
$397
Roundtrip
found 1 day ago

Wed, Nov 26 - Fri, Dec 5
STL
St. Louis
BOS
Boston
$694 Roundtrip, found 1 day ago
$694
Roundtrip
found 1 day ago
Origin airport | Lambert-St. Louis Intl. |
|---|---|
Destination airport | Logan Intl. |
Airlines serving | American Airlines, Delta, Frontier Airlines, Spirit Airlines, United |
Popular airline | American Airlines |
Distance | 1669 km |
Average flight time | 3 hours 33 mins |
Most Popular American Airlines Routes from St. Louis
Most Popular American Airlines Routes from Boston
- Albany to Bridgetown (ALB - BGI)
- Seattle to London (SEA - LHR)
- Nashville to New Orleans (BNA - MSY)
- New York to Atlanta (JFK - ATL)
- Los Angeles to San Salvador (LAX - SAL)
- Los Angeles to San Salvador (LAX - SAL)
- Cedar Rapids to Los Angeles (CID - LAX)
- Albany to Munich (ALB - MUC)
- Albany to Munich (ALB - MUC)
- New York to Austin (JFK - AUS)
Popular Domestic Routes in Logan Intl.
- Seattle to London (SEA - LHR)
- Atlanta to New York (ATL - LGA)
- New York to Aspen (LGA - ASE)
- Nashville to Medellín (BNA - MDE)
- New York to Aspen (LGA - ASE)
- Dallas to Chicago (DFW - ORD)
- Greensboro to Dallas (GSO - DFW)
- New York to Austin (JFK - AUS)
- Albany to Bridgetown (ALB - BGI)
- Greensboro to Dallas (GSO - DFW)