# Who flies Orlando → Pittsburgh nonstop?

**3 airlines fly Orlando → Pittsburgh nonstop: Delta Air Lines (seasonal), Frontier Airlines (seasonal) and Southwest Airlines.**

| Airline | Routes | Book direct |
|---|---|---|
| Delta Air Lines | Orlando (MCO) → Pittsburgh (PIT) (Seasonal) | https://www.delta.com/ |
| Frontier Airlines | Orlando (MCO) → Pittsburgh (PIT) (Seasonal) | https://www.flyfrontier.com/ |
| Southwest Airlines | Orlando (MCO) → Pittsburgh (PIT) | https://www.southwest.com/ |

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Compare fares for MCO-PIT: [Trip.com](https://www.trip.com/flights/orlando-to-pittsburgh/tickets-MCO-PIT/?allianceid=1094387&sid=2209817&trip_sub1=c4c6f3cbcbb845d69061b1005-713359) · [Aviasales](https://www.aviasales.com/search/MCO1711PIT1?marker=713359). Affiliate links (Trip.com, Aviasales): picktheflight may earn a commission. It never changes the price or which airlines are listed.

On picktheflight: https://picktheflight.com/?from=MCO&to=PIT · JSON: https://picktheflight.com/intents/MCO/PIT

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Data built 2026-10-26 from airline schedule tables on Wikipedia ("Airlines and destinations"), matched by exact airport article; airline booking sites from Wikidata. Schedules change. Confirm the flight on the airline's own site before booking.