Your next trip, last seen at €122
Lowest observedFrontier Airlines · 3 stops · 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.
- Lowest observed
- €122, departing 9 Nov 2026 (Last checked: 30 Sep 2026)One-way fareCheck live prices for this route
- Airlines seen
- Alaska Airlines, Frontier Airlines, Southwest Airlines, United Airlines
- Typical journey time
- 17h 55m
About this route
Explore the fares we observed from Philadelphia to Portland. Prices move often, so pick your dates to see the latest options.
- Route distance
- 3,872 km
- Typical journey time
- 17h 55m
- Airlines seen
- Alaska Airlines, Frontier Airlines, Southwest Airlines, United Airlines
- Seen on fares with a connection
- Frontier Airlines, Alaska Airlines, United Airlines
- Alternative airports
- TTN
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
Non-stop airlines seen on this route
| Airline | Non-stop days / priced days | Fastest non-stop |
|---|---|---|
| Alaska Airlines | 6 / 76 |
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
- Philadelphia International Airport (PHL) → Philadelphia, city gazetteer reference point (39.9523, -75.1638): ≈ 11 km.
- Trenton Mercer Airport (TTN) → Philadelphia, city gazetteer reference point (39.9523, -75.1638): ≈ 47 km.
- Portland International Airport (PDX) → Portland, city gazetteer reference point (45.5051, -122.6750): ≈ 11 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 one-way fare we saw per airline
Cheapest airline from Philadelphia to Portland: Frontier Airlines, from €122 (checked 30 Sep 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Frontier Airlines | €122Nov 9, 2026 | 55 |
| Alaska Airlines | €172Nov 3, 2026 | 17 |
| United Airlines | €250Nov 8, 2026 | 4 |
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 Philadelphia to Portland?
The lowest fare we have observed is €122, found on 30 Sep 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Philadelphia to Portland?
In our observations November 2026 is the cheapest month so far, at €122.
Are there direct flights from Philadelphia to Portland?
Our data holds no non-stop flight from Philadelphia to Portland. The fares on this page include at least one stop.
Which airlines fly from Philadelphia to Portland?
These are the carriers we have seen on the route: Alaska Airlines, Frontier Airlines, Southwest Airlines, United Airlines.
How long does the flight from Philadelphia to Portland take?
The average journey time across the 89 fares we observed is 20h 33m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
Which airlines had non-stop offers on at least 3 departure dates from Philadelphia to Portland?
For Philadelphia to Portland, examples of observed one-way non-stop offers checked within the last 14 days: Alaska Airlines (6). Each number counts distinct departure dates, not weekly flights; check current availability in search.
Which airline has the lowest fare from Philadelphia to Portland?
Cheapest airline from Philadelphia to Portland: Frontier Airlines, from €122 (checked 30 Sep 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: 7 Oct 2026