Your next trip, last seen at €102
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
- €102, departing 9 Dec 2026 (Last checked: 23 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 91Check live prices for this route
- Airlines seen
- JetBlue, Allegiant Air, American Airlines, Breeze Airways, Delta Air Lines, Frontier Airlines, Southwest Airlines, United Airlines (8)
- Reported fastest flight
- 2h 14m
- Non-stop
- Yes
About this route
Explore the fares we observed from Charleston to Boston. Prices move often, so pick your dates to see the latest options.
- Route distance
- 1,320 km
- Reported fastest flight
- 2h 14m
- Alternative airports
- PSM
Route-level information; individual journeys vary.
Published schedules report non-stop service with JetBlue. Check current timetables.
A clearer picture of your fare
Non-stop airlines seen on this route
| Airline | Non-stop days / priced days | Fastest non-stop |
|---|---|---|
| JetBlue | 13 / 91 |
Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.
Airport to city: straight-line distance
- Charleston International Airport (CHS) → Charleston, city gazetteer reference point (32.7765, -79.9311): ≈ 17 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 Charleston to Boston: December 2026, from €102 (checked 23 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| October 2026 | €268 | 3 |
| November 2026 | €118 | 30 |
| December 2026 | €102 | 31 |
| January 2027 | €105 | 23 |
Lowest fare by day of the week
Cheapest day of the week from Charleston to Boston: Wednesday, from €102 (checked 23 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €115 | 13 |
| Tuesday | €109 | 12 |
| Wednesday | €102 | 13 |
| Thursday | €123 | 13 |
| Friday | €123 | 14 |
| Saturday | €105 | 13 |
| Sunday | €123 | 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 Charleston to Boston by days until departure (31 to 60 days): €102 (checked 23 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €167 | 8 |
| 8 to 30 days | €118 | 23 |
| 31 to 60 days | €102 | 30 |
| 61 days or more | €105 | 30 |
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 Charleston to Boston: Allegiant Air, from €102 (checked 23 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Allegiant Air | €102Dec 9, 2026 | 3 |
| JetBlue | €105Jan 6, 2027 | 65 |
| Breeze Airways | €110Jan 20, 2027 | 19 |
| United Airlines | €156Feb 7, 2027 | 6 |
| American Airlines | €203Feb 24, 2027 | 3 |
| Southwest Airlines | €208Feb 7, 2027 | 3 |
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 Charleston to Boston?
The lowest fare Routavio has observed is €102, found on 23 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Charleston to Boston?
Cheapest month from Charleston to Boston: December 2026, from €102 (checked 23 Oct 2026).
Are there direct flights from Charleston to Boston?
Yes. Published schedules report non-stop flights on this route with JetBlue.
Which airlines fly from Charleston to Boston?
Routavio has seen these carriers on the route: JetBlue, Allegiant Air, American Airlines, Breeze Airways, Delta Air Lines, Frontier Airlines, Southwest Airlines, United Airlines (8).
How long does the flight from Charleston to Boston take?
Across the 92 fares Routavio observed, the average journey time is 7h 29m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Charleston to Boston fares were non-stop?
13 of the 92 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
Which airlines had non-stop offers on at least 3 departure dates from Charleston to Boston?
For Charleston to Boston, examples of observed one-way non-stop offers checked within the last 14 days: JetBlue (13). Each number counts distinct departure dates, not weekly flights; check current availability in search.
Which day of the week is cheapest from Charleston to Boston?
Cheapest day of the week from Charleston to Boston: Wednesday, from €102 (checked 23 Oct 2026).
Which airline has the lowest fare from Charleston to Boston?
Cheapest airline from Charleston to Boston: Allegiant Air, from €102 (checked 23 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
Keep exploring
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Recently observed fares. Prices may change.
Last checked: 23 Oct 2026