Route guide

Security-Widefield to Burbank (COS-BUR): Nonstop Upgrade & Award Space

Southwest Airlines flies nonstop from Security-Widefield (COS) to Burbank (BUR) just three times a week. With so few departures, each one carries the only premium seats on the route that day. 2LNR tracks confirmed upgrade and award space on all of them, so a rare opening doesn't slip past you.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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3
Nonstop flights a week
821 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every COS to BUR departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Security-Widefield to Burbank to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each COS to BUR departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See COS to BUR on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Security-Widefield to Burbank nonstop

Carriers operating COS to BUR nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Southwest Airlines
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Frequently asked questions about COS to BUR

How far is Burbank from Security-Widefield?
COS to BUR covers about 821 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from COS to BUR?
Southwest Airlines is currently the only airline flying COS to BUR nonstop. 2LNR tracks confirmed upgrade and award space on every Southwest Airlines departure.
How often does COS to BUR operate?
The nonstop currently runs three times a week, on Southwest Airlines. Thin schedules like this change by season, and an alert will catch anything added.
How do I check upgrade or award availability on COS to BUR?
Open the COS to BUR calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Security-Widefield to Burbank route, and 2LNR will notify you when space opens. It's free to start.

Never miss COS to BUR upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

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