$399 Cheap KLM flights Boston (BOS) to Paris (CDG)

View $399 flight on Tue, Apr 21, 2026Opens in a new window

$399 Cheap KLM flights Boston (BOS) to Paris (CDG)

Prices were available within the past 7 days and start at $399 for one-way flights and $609 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Tue, Apr 21 - Fri, May 1
BOS
Boston
CDG
Paris
$609 Roundtrip, found 1 day ago
$609
Roundtrip
found 1 day ago
Select KLM flight, departing Tue, Apr 21 from Boston to Paris, returning Fri, May 1, priced at $609 found 1 day ago
KLM
Tue, Apr 21 - Fri, May 1
BOS
Boston
CDG
Paris
$635 Roundtrip, found 1 day ago
$635
Roundtrip
found 1 day ago
Select KLM flight, departing Tue, Apr 21 from Boston to Paris, returning Fri, May 1, priced at $635 found 1 day ago
KLM
Tue, Apr 21 - Fri, May 1
BOS
Boston
CDG
Paris
$956 Roundtrip, found 1 day ago
$956
Roundtrip
found 1 day ago
Select KLM flight, departing Tue, Apr 21 from Boston to Paris, returning Fri, May 1, priced at $956 found 1 day ago

Find the cheapest month to fly from Boston (BOS) to Paris (CDG)

March is typically the cheapest month to fly

From $275 - $628 per traveler.
Flights from Boston (BOS) to Paris (CDG)
Origin airport
Logan Intl.
Destination airport
Roissy-Charles de Gaulle
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, ITA Airways, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, Virgin Atlantic
Popular airline
Turkish Airlines
Distance
5504 km
Average flight time
13 hours 1 min