Today's drop ·
Cheap flights from Chicago Midway to St. Lucia
$693 round trip right now, 23% under the $898 this route usually costs.
How cheap is this?
Telly prices every departure date six months out on this route, for trips of 2 to 14 nights, and measures each fare against what the route usually costs. The cheapest round trip right now is $693 on Delta Air Lines, 1 stop, against a usual $898. Best price on this route in a month.
When to go
The cheapest dates fall in Dec–Apr, for trips of 6 to 7 nights. Dec in St. Lucia runs around 83°. The dates come picked because a cheap fare only exists on certain days; the exact ones and the booking link are in the app.
Passport required
St. Lucia is outside the US and Canada, so you need a passport. Every flight on Telly leaves the country; that is the whole filter.
Questions about this route
How much is a flight from Chicago Midway to St. Lucia?+
Right now $693 round trip, on Delta Air Lines. The route usually costs $898, so this fare is 23% under. Checked Nov 3, 2026.
When are the cheapest dates to fly to St. Lucia?+
The cheapest dates Telly found are in Dec–Apr, for trips of 6 to 7 nights. It prices every departure date six months out on this route and keeps only the lowest. The exact dates are in the app.
Do I need a passport to fly from Chicago Midway to St. Lucia?+
Yes. St. Lucia is outside the US and Canada, and every flight on Telly leaves the country, so every one needs a passport.
