International route
Cheap flights from Boston to Frankfurt
Boston Logan International Airport (BOS) to Frankfurt Airport (FRA). 3,659 miles, 7h 5m nonstop.
BOS to FRA at a glance
Computed from airline schedules and the fares we track for this route. Refreshed several times a day.
- Distance
- 3,659 milesgreat-circle
- Typical flight time
- 7h 5mnonstop, gate to gate
- Nonstop airlines
- DLB62 airlinesDelta, JetBlue
- Nonstop flights per day
- 2all airlines combined
- Cheapest month
- January 2027over the next six months
- Best day to fly
- Tuesday20% less than Sunday
- Time difference
- 6h aheadFrankfurt vs Boston
Boston to Frankfurt
Round trips from $352
Per traveler, taxes and fees included. Lowest fare we found departs Tue, Jan 19.
Cheapest month: January 2027
See fares on these datesLock any fare free — pay only when you accept your last-minute deal
Or ask an agent on WhatsAppBoston to Frankfurt fares by month
Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.
Airlines flying Boston to Frankfurt
2 airlines fly nonstop with 2 departures a day combined, plus 15 more with one stop.
- DLDelta Air LinesSkyTeamNonstop · 1 flight a day · first checked bag from $35
- B6JetBlueNonstop · 1 flight a day · first checked bag from $40
- EIAer LingusConnecting via DUB · first checked bag from $70
- ACAir CanadaStar AllianceConnecting via YYZ, YUL · first checked bag from $35
- AFAir FranceSkyTeamConnecting via CDG, ORY · first checked bag from $75
- AAAmerican AirlinesoneworldConnecting via CLT, ORD, PHL, DCA, JFK · first checked bag from $40
- OSAustrian AirlinesStar AllianceConnecting via VIE · first checked bag from $75
- BABritish AirwaysoneworldConnecting via LGW · first checked bag from $75
- AYFinnaironeworldConnecting via HEL · first checked bag from $70
- IBIberiaoneworldConnecting via MAD · first checked bag from $70
- AZITA AirwaysConnecting via FCO · first checked bag from $70
- KLKLM Royal Dutch AirlinesSkyTeamConnecting via AMS · first checked bag from $75
- NONorse Atlantic AirwaysLow-costConnecting via LGW · first checked bag from $80
- SKSAS Scandinavian AirlinesSkyTeamConnecting via OSL · first checked bag from $70
- LXSWISSStar AllianceConnecting via GVA · first checked bag from $75
- UAUnited AirlinesStar AllianceConnecting via ORD, EWR, IAD · first checked bag from $40
- WSWestJetConnecting via YYZ · first checked bag from $35
Connecting options
Hubs where one airline can carry you on both legs, most choices first.
- Chicago (ORD)AAUA2 airlines
- Toronto (YYZ)ACWS2 airlines
- London (LGW)BANO2 airlines
- Charlotte (CLT)AA1 airline
- Philadelphia (PHL)AA1 airline
Tips for this route
- Only Delta and JetBlue fly this route nonstop, which keeps nonstop fares firm. A one-stop itinerary through ORD or YYZ is usually cheaper if you can spare the extra three to five hours.
- January 2027 is the cheapest month to fly over the next six months, with round trips from $352; September 2026 is the most expensive at $448 and up, a difference of $96 per traveler.
- Departing on a Tuesday averages 20% less than a Sunday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
- Book 6 to 12 weeks ahead; fares climb in the last three weeks and around holidays.
- Frankfurt is 6 hours ahead of Boston. Expect to lose 6 hours on the clock heading east, so an overnight or late-afternoon departure tends to arrive at a more usable hour.
Ready to compare live fares?
See every airline on BOS–FRA side by side with bags and seat rules spelled out.
Search Boston to FrankfurtBoston to Frankfurt: common questions
How long is the flight from Boston to Frankfurt?
A nonstop flight from Boston (BOS) to Frankfurt (FRA) takes about 7h 5m gate to gate, covering 3,659 miles. Connecting itineraries add the layover, typically 2 to 5 hours more in total.
Which airlines fly nonstop from BOS to FRA?
Delta Air Lines and JetBlue operate nonstop flights from Boston (BOS) to Frankfurt (FRA), with 2 nonstop departures a day between them. One-stop options connect through ORD, YYZ and LGW.
What is the cheapest month to fly from Boston to Frankfurt?
Over the next six months, January 2027 has the lowest round-trip fares from Boston (BOS) to Frankfurt (FRA), starting at $352 per traveler including taxes and fees. Within any month, Tuesday departures average the lowest prices.
How far in advance should I book Boston to Frankfurt flights?
Book 6 to 12 weeks ahead; fares climb in the last three weeks and around holidays. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.
What is the time difference between Boston and Frankfurt?
Frankfurt is 6 hours ahead of Boston. BOS is on America/New York time and FRA on Europe/Berlin time. Departure and arrival times in search results are always shown in local time at each airport.
Related routes
Other popular city pairs from the same departure city and to the same destination, with the lowest round-trip fares we found.
More flights from Boston
All routesMore flights to Frankfurt
All routes- New York to FrankfurtJFK → FRAfrom $362
- Chicago to FrankfurtORD → FRAfrom $435
- Newark to FrankfurtEWR → FRAfrom $417
- Washington to FrankfurtIAD → FRAfrom $353
- Atlanta to FrankfurtATL → FRAfrom $369
- Miami to FrankfurtMIA → FRAfrom $418
- Dallas to FrankfurtDFW → FRAfrom $410
- Los Angeles to FrankfurtLAX → FRAfrom $477