Your next trip, last seen at €146
Lowest observedAllegiant Air · 1 stop · One wayWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €146, departing 23 Jan 2027 (Last checked: 25 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 89Check live prices for this route
- Airlines seen
- Air Canada, Allegiant Air, Contour Airlines, Frontier Airlines, JetBlue, Porter Airlines Canada
- Typical journey time
- 26h 29m
- Non-stop
- Yes
About this route
Explore the fares we observed from Plattsburgh to Boston. Prices move often, so pick your dates to see the latest options.
- Route distance
- 325 km
- Typical journey time
- 26h 29m
- Seen on fares with a connection
- Contour Airlines, Allegiant Air, JetBlue, Frontier Airlines, Porter Airlines Canada, Air Canada
- Alternative airports
- PSM
Route-level information; individual journeys vary.
A clearer picture of your fare
Airport to city: straight-line distance
- Plattsburgh International Airport (PBG) → Plattsburgh, city gazetteer reference point (44.7000, -73.4833): ≈ 6 km.
- Portsmouth International Airport at Pease (PSM) → Boston, city gazetteer reference point (42.3584, -71.0598): ≈ 82 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from Plattsburgh to Boston: January 2027, from €146 (checked 25 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| October 2026 | €321 | 3 |
| November 2026 | €227 | 30 |
| December 2026 | €217 | 31 |
| January 2027 | €146 | 25 |
Lowest fare by day of the week
Cheapest day of the week from Plattsburgh to Boston: Saturday, from €146 (checked 25 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €219 | 13 |
| Tuesday | €227 | 12 |
| Wednesday | €222 | 12 |
| Thursday | €213 | 13 |
| Friday | €218 | 13 |
| Saturday | €146 | 13 |
| Sunday | €220 | 13 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Plattsburgh to Boston by days until departure (61 days or more): €146 (checked 25 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €321 | 8 |
| 8 to 30 days | €227 | 23 |
| 31 to 60 days | €217 | 30 |
| 61 days or more | €146 | 28 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from Plattsburgh to Boston: Allegiant Air, from €146 (checked 25 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Allegiant Air | €146Jan 23, 2027 | 24 |
| JetBlue | €213Jan 21, 2027 | 5 |
| Contour Airlines | €219Jan 11, 2027 | 53 |
| Frontier Airlines | €222Dec 9, 2026 | 6 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Plattsburgh to Boston?
The lowest fare Routavio has observed is €146, found on 25 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Plattsburgh to Boston?
Cheapest month from Plattsburgh to Boston: January 2027, from €146 (checked 25 Oct 2026).
Which airlines fly from Plattsburgh to Boston?
Routavio has seen these carriers on the route: Air Canada, Allegiant Air, Contour Airlines, Frontier Airlines, JetBlue, Porter Airlines Canada.
How long does the flight from Plattsburgh to Boston take?
Across the 95 fares Routavio observed, the average journey time is 32h 43m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
Which day of the week is cheapest from Plattsburgh to Boston?
Cheapest day of the week from Plattsburgh to Boston: Saturday, from €146 (checked 25 Oct 2026).
Which airline has the lowest fare from Plattsburgh to Boston?
Cheapest airline from Plattsburgh to Boston: Allegiant Air, from €146 (checked 25 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 25 Oct 2026