1-stop itinerary (2 flights)
via Ontario (ONT) · first flight Frontier Airlines F92276
1 stop
Sun, Sep 20
Seattle-Tacoma (SEA)
21h 42m
1 stop
+1
Mon, Sep 21
Denver International (DEN)
- First flight
- Frontier Airlines F92276 (1st of 2 flights)
- Connecting flights
- Operated after the layover in Ontario (ONT); airline and flight number are not provided by Aviasales in this record: see them on the booking site.
- Departure
- Seattle-Tacoma (SEA) · September 20, 2026 · local time (UTC-7)
- Final arrival
- Denver International (DEN) · September 21, 2026 · local time (UTC-6) · next day
- Stops
- 1 stop · in Ontario (ONT)
- Total travel time
- 21h 42m (layovers included)
- Flight time
- 5h 12m (layovers excluded)
- Layover time
- 16h 30m
- Carry-on bag
- not included (personal item only)
- Checked bag
- not included
- Changes
- not allowed
- Refund
- non-refundable
- Last observed price
- $151 per person, one way
- Observed
- Price and fare conditions found in an Aviasales search on · read by AirSource on