
Popular airlines from St. Louis to Lake Champlain
- American Airlines
American Airlines
- United
United
- Delta
Delta
- Plan, book, fly with confidence
trending down icon Be in the knowGet alerts if flight prices drop or rise*bex rewards loyalty icon Book smarterSave up to 30% on select hotels after you book a flight*one key icon
Cheap Flights from St. Louis to Lake Champlain (STL-BTV)
Prices were available within the past 7 days and start at $112 for one-way flights and $223 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 14 - Sat, Oct 18
STL
St. Louis
BTV
Burlington
$223 Roundtrip, found 3 hours ago
$223
Roundtrip
found 3 hours ago

Wed, Oct 22 - Wed, Oct 29
STL
St. Louis
BTV
Burlington
$232 Roundtrip, found 9 hours ago
$232
Roundtrip
found 9 hours ago

Sat, Aug 30 - Wed, Sep 3
STL
St. Louis
BTV
Burlington
$232 Roundtrip, just found
$232
Roundtrip
just found

Sat, Aug 30 - Wed, Sep 3
STL
St. Louis
BTV
Burlington
$237 Roundtrip, just found
$237
Roundtrip
just found

Wed, Sep 24 - Tue, Sep 30
STL
St. Louis
BTV
Burlington
$239 Roundtrip, found 5 days ago
$239
Roundtrip
found 5 days ago

Wed, Sep 24 - Thu, Oct 2
STL
St. Louis
BTV
Burlington
$241 Roundtrip, found 5 days ago
$241
Roundtrip
found 5 days ago
Find the cheapest month to fly from St. Louis (STL) to Burlington (BTV)
February is typically the cheapest month to fly
From $159 - $649 per traveler.
Graph displaying average flight prices per month
Alternative airports near Lake Champlain
Prices were available within the past 7 days. Prices and availability are subject to change.
Select flight to Burlington Intl. BTV. Cheapest option available. Flights from $489
BTV
Burlington Intl.
Cheapest
Select flight to Plattsburgh Intl. PBG. Flights from $631
PBG
Plattsburgh Intl.
*Available to One Key members.