Boston (BOS) to Des Moines (DSM) flights
Allegiant Air flies nonstop from Boston Logan International Airport to Des Moines International Airport, with about 2 flights a week in July 2026. The 1,165-mile flight takes about 3h 9m gate to gate.
- Distance
- 1,165 mi · 1,875 km
- Flight time
- 3h 9m
- Airlines
- 1
- Seats filled
- 81%
Airlines flying BOS to DSM
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Allegiant Air | 2 | Airbus A320-100/200 | 11,695 | 3h 9m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
BOS to DSM flight schedule
2 flight numbers flew this route in August 2026. The first usually leaves at 11:53am and the last at 12:07pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| G4 448Allegiant Air | 11:53am | 2:03pm | 4 | n/a |
| G4 442Allegiant Air | 12:07pm | 2:18pm | 4 | 58% |
Is BOS to DSM on time?
From September 2025 to August 2026, 78% of 81 flights arrived within 15 minutes of schedule and 1.2% were cancelled. Flights leaving around 11am were the most punctual (89%), those around 12pm the least (74%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (45%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Allegiant Air | 81 | 78% | 22 min | 1.2% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 10 | 1,671 | |
| September 2025 | 10 | 1,359 | |
| October 2025 | 10 | 1,567 | |
| November 2025 | 8 | 1,101 | |
| December 2025 | 8 | 1,026 | |
| January 2026 | 2 | 248 | |
| April 2026 | 9 | 1,080 | |
| May 2026 | 9 | 1,330 | |
| June 2026 | 8 | 1,281 | |
| July 2026 | 9 | 1,489 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.