--- title: "Portsmouth (PSM) to Orlando (SFB) flights: who flies it" description: "Allegiant Air flies Portsmouth (PSM) to Orlando (SFB) nonstop twice a week, scheduled at 3h 5m to 3h 12m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/psm-sfb" url: "https://2lnr.com/routes/psm-sfb.md" date_modified: "2026-10-18T05:10:47Z" --- # Portsmouth to Orlando (PSM-SFB): nonstop flights and who flies them Allegiant Air flies nonstop from Portsmouth (PSM) to Orlando (SFB) just twice a week. The timetable below shows the nonstop scheduled at 3h 5m to 3h 12m for the 1,149 miles. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 23, 2026. See PSM to SFB on the interactive map [Get started free](https://2lnr.com/login) 2 Flights a week, 4-week average 3h 5m to 3h 12m Scheduled flight time 1,149 mi Nonstop distance Free To get started ## Portsmouth to Orlando flight schedule Scheduled nonstop departures for PSM to SFB starting October 22, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Portsmouth (PSM) to Orlando (SFB) | Date | Flight | Airline | Departs PSM | Arrives SFB | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | G4 1340 | Allegiant Air | 18:17 | 21:22 | 3h 5m | [Airbus A320](https://2lnr.com/seatmaps/g4/a320.md) | | Sun, Oct 25 | G4 1280 | Allegiant Air | 18:47 | 21:52 | 3h 5m | Airbus A320 | | Thu, Oct 29 | G4 1340 | Allegiant Air | 18:17 | 21:22 | 3h 5m | [Boeing 737 MAX 8](https://2lnr.com/seatmaps/g4/737-max-8.md) | | Thu, Nov 5 | G4 1201 | Allegiant Air | 18:01 | 21:13 | 3h 12m | Boeing 737 MAX 8 | | Sun, Nov 8 | G4 2849 | Allegiant Air | 19:01 | 22:13 | 3h 12m | Airbus A320 | | Thu, Nov 12 | G4 1201 | Allegiant Air | 18:01 | 21:13 | 3h 12m | Boeing 737 MAX 8 | | Sun, Nov 15 | G4 2849 | Allegiant Air | 19:01 | 22:13 | 3h 12m | Boeing 737 MAX 8 | Showing all 7 scheduled PSM to SFB departures across 7 days with service, starting October 22, 2026. Later dates are on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every PSM to SFB date on the interactive map ## Aircraft on the Portsmouth to Orlando nonstop Allegiant Air flies the departures in the schedule table on this page with the [Boeing 737 MAX 8](https://2lnr.com/seatmaps/g4/737-max-8.md) and the [Airbus A320](https://2lnr.com/seatmaps/g4/a320.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full PSM to SFB nonstop schedule This page carries the full PSM to SFB nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each PSM to SFB nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See PSM to SFB on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Portsmouth to Orlando nonstop Carriers operating PSM to SFB nonstop in the current schedule. - [Allegiant Air (G4) route map](https://2lnr.com/routes/airlines/g4.md)\ [The aircraft G4 flies](https://2lnr.com/seatmaps/g4.md) See PSM to SFB on the interactive map → ## Frequently asked questions about PSM to SFB **How long is the flight from Portsmouth (PSM) to Orlando (SFB)?** Scheduled flight times from Portsmouth (PSM) to Orlando (SFB) run from 3h 5m to 3h 12m across the departures in the schedule table on this page. The nonstop covers about 1,149 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from PSM to SFB?** Allegiant Air is currently the only airline flying PSM to SFB nonstop. 2LNR doesn't show award or upgrade space for it on PSM to SFB, so this page carries the schedule rather than a space claim. **How often does PSM to SFB operate?** The PSM to SFB nonstop currently runs twice a week, on Allegiant Air. Thin schedules like this change by season, and on Pro an alert will catch anything added. **What time do flights from PSM to SFB depart?** Scheduled PSM to SFB nonstops in the next 7 days with service leave between 18:01 and 19:01, local time at Portsmouth. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate PSM to SFB nonstop?** In the schedule table on this page, PSM to SFB nonstops fly as G4 1201, G4 1280, G4 1340, and G4 2849 on Allegiant Air. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on PSM to SFB?** Not on this route: 2LNR doesn't show award or upgrade space for Allegiant Air on PSM to SFB. The page carries the full PSM to SFB nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [SFB to PSM nonstop flights](https://2lnr.com/routes/sfb-psm.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Portsmouth (PSM)](https://2lnr.com/routes/psm.md), or [every route from Orlando (SFB)](https://2lnr.com/routes/sfb.md). Nonstops to Orlando (SFB) from other airports within 150 miles of Portsmouth (PSM): - [Boston (BOS) to Orlando (SFB)](https://2lnr.com/routes/bos-sfb.md), 57 miles from PSM Nonstops from Portsmouth (PSM) to other airports within 150 miles of Orlando (SFB): - [Portsmouth (PSM) to South Highpoint (PIE)](https://2lnr.com/routes/psm-pie.md), 106 miles from SFB - [Portsmouth (PSM) to Punta Gorda (PGD)](https://2lnr.com/routes/psm-pgd.md), 136 miles from SFB Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full PSM to SFB nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)