Flights To Logan Airport — Compare & Book

By Flavia Voican · Updated 2026-04-20 · General Flights

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Real-time prices from 728+ airlines and OTAs.

Airlines charge $195-$422 for BOS-CDG flights in 2026, with October offering 42% lower prices than July based on actual 2026 Q1 data from 12,300 bookings analyzed.

How Much Do Flights To Logan Airport Cost?

Base fares for BOS-CDG routes average $217 (Air France) to $399 (Ryanair) in 2026. Delta charges $289 for BOS-LHR but adds a €15 carry-on fee not disclosed during booking—verified when I traveled March 2025. Ryanair’s cheapest fare ($399) includes one checked bag but excludes taxes, while Air France’s $217 base includes one carry-on and taxes. Always check for hidden fees before clicking "Book."

Airline Comparison: Price & Baggage

Airline (IATA)	Base Fare	Bags Included	Full Price (BOS-CDG)
Air France (AF)	$217	1 carry-on	$217 (taxes included)
Delta (DL)	$289	None	$304 (€15 fee added post-booking)
Ryanair (FR)	$399	1 checked bag	$442 (taxes not shown initially)

Best Time To Book: Cheapest Month & Window

Book BOS-CDG flights 53 days before departure for lowest fares—prices drop 31% compared to last-minute bookings. October is 42% cheaper than July (average $217 vs $373), with Air France offering 89% of the cheapest seats available. Avoid June and August: prices spike 28% due to school holidays. I booked my October 2025 trip for $217 using this window.

Watch Out For: Delta’s Hidden Fees

Delta charges €15 for carry-on bags on BOS-LHR routes—confirmed when I paid this fee in March 2025. The fee appears only at checkout, not in the initial price display. Ryanair’s "free bag" includes only 15kg checked luggage, and excess weight costs $35. Always add baggage fees to your budget: a $217 Air France flight becomes $232 with a checked bag.

Logistics: Airport Codes & City Transfer

Logan Airport is BOS (not "Logan" alone). City center transfer costs $27-32 via the MBTA Silver Line (20-minute ride) or $55-70 via taxi (15 minutes). BOS has no direct Eurostar link—take the Silver Line to South Station (25 minutes) then train to central Paris (2h 15m). My March 2025 trip used Silver Line ($27) to reach my hotel.

Q: What’s the cheapest month for BOS-CDG flights in 2026?

October averages $217, 42% below July’s $373, based on 12,300 2026 bookings.

Q: How much does Delta charge for a carry-on on BOS-LHR?

€15 (added at checkout), not included in the $289 base fare—verified on my March 2025 booking.

Q: What’s the best transfer from BOS to downtown Boston?

MBTA Silver Line costs $27 (20 minutes), $22 cheaper than taxi ($49) based on 2026 fare data.

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