AirSource

Flights Washington → Los Angeles — September 21, 2026

One way · Economy · 1 adult · price per person

The cheapest direct flight observed for Monday, September 21, 2026 on the Washington–Los Angeles route: Alaska Airlines AS5, from Washington Reagan National (DCA) to Los Angeles International (LAX), departs 9:30 AM, arrives 11:59 AM, direct, 5h 29m, $283 per person. Fare as listed by Aviasales: carry-on bag included, checked bag not included, changes not allowed, non-refundable. Price found in an Aviasales search on September 8, 2026 and read by AirSource on September 10, 2026, 20:48 UTC: it is not guaranteed and is confirmed on Aviasales at booking time.

Cheapest direct flight observed

Alaska Airlines AS5

Direct · Washington Reagan National (DCA) → Los Angeles International (LAX)

Direct
Mon, Sep 21
Washington Reagan National (DCA)
5h 29m
direct
Mon, Sep 21
Los Angeles International (LAX)
Airline
Alaska Airlines (AS)
Flight
AS5
Departure
Washington Reagan National (DCA) · September 21, 2026 · local time (UTC-4)
Arrival
Los Angeles International (LAX) · September 21, 2026 · local time (UTC-7)
Stops
Direct (no plane change, as stated by the source; it can include a stop)
Duration
5h 29m
Carry-on bag
included
Checked bag
not included
Changes
not allowed
Refund
non-refundable
Last observed price
$283 per person, one way
Observed
Price and fare conditions found in an Aviasales search on · read by AirSource on · more than 48 hours ago
Last observed price
$283
per person, one way
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Price not guaranteed: it is confirmed on Aviasales at booking time. How it works

Looking for other times? All Washington–Los Angeles flights on September 21, 2026 on Aviasales.

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