Boston to Gaithersburg (BOS–GAI) — Airlines, Schedules & Connections

BOS Airport Page →
390 mi airlines 0/wk
On-time Some delays Frequent delays
Flight Schedule 0 flights Verified 2w ago
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  Flight Airline AC Dep Arr Dur OTP Sched  

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No nonstop flights on this route. connecting options below.

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Boston to Gaithersburg
Connecting service available through multiple hubs.
390 mi 1h 47m nonstop 4 1-stop hubs

While no nonstop service exists between BOS and GAI, connecting options are available through 4 hubs.

Also explore BOS Routes GAI Routes BOS Live Flights GAI Live Flights BOS Delays
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for BOS to GAI.
1-STOP
One-Stop Connections
4
Hubs
~3h
Fastest
~6h
Longest
BWI ~3h 23m CLE ~4h 28m RDU ~4h 35m JAX ~6h 37m
Verified with published schedule alignment and minimum connection time.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
BOS → GAI
100%
Generally reliable. Most flights run on time.
Departing
100%
Return
GAI → BOS
100%
Generally reliable. Most flights run on time.
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. BOS delays →
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
0h
Gaithersburg is 0 hours the same as Boston.
BOS: EDT · GAI: EDT

When it's 6:00 PM in Boston, it's 6:00 PM in Gaithersburg.
Distance & Flight Time
390 mi / 628 km
Nonstop flight time is approximately 1h 47m.
Getting to BOS

MBTA Silver Line SL1 bus runs from South Station (Red Line, Amtrak) through the Ted Williams Tunnel to all Logan terminals; free from the airport, $2.40 inbound. Journey from South Station takes 15–20 minutes depending on traffic. The Blue Line Aquarium station connects to a free water taxi ($12) across the harbor to Logan; scenic but weather-dependent.Taxis from downtown Boston cost $30–45 with the Ted Williams Tunnel toll included. Ride-hails are comparable. The Sumner and Ted Williams tunnels both serve the airport; check traffic before departing, as both frequently back up. Logan is only 3 miles from downtown but tunnel congestion often extends that to 30+ minutes.

Facts

BOS–GAI Quick Facts

Key statistics for the Boston to Gaithersburg route.
Route details
Distance390 mi / 628 km
Flight time1h 47m
Time difference0 hours
Airlines (nonstop)0
1-stop connections4 hubs
Origin: BOS
Full nameBoston Logan International Airport
IATA / ICAOBOS / KBOS
TimezoneAmerica/New_York
Passengers/yr42.2M
Elevation20 ft / 6 m
Destination: GAI
Full nameMontgomery County Airpark
IATA / ICAOGAI / KGAI
TimezoneAmerica/New_York
Elevation539 ft / 164 m
FAQ

Frequently Asked Questions

Common questions about BOS to GAI flights.
Nonstop flights from Boston Logan International Airport to Montgomery County Airpark take approximately 1h 47m. The route covers 390 miles.
Yes, 1-stop connections are available through BWI, CLE, RDU and JAX. These options provide additional schedule flexibility.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from BOS to GAI

Boston Logan International Airport (BOS) and Montgomery County Airpark (GAI) are connected through multiple connecting hub airports.

BOS to GAI Flight Duration and Schedule

Nonstop flight time from BOS to GAI ranges from 1 hours 47 minutes. The route covers a distance of 390 miles (628 km).

Connecting Options and Alternatives

4 one-stop connections are available, with the fastest taking approximately 3 hours via BWI.