Cheap flights from Denver
We are watching 125 routes out of Denver. The cheapest fare we can vouch for today is €24, and for each one we say whether today is a good moment or you should wait.
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Where to fly from Denver
Tue
8 Dec
Denver → Dallas-Fort Worth
Frontier Airlines Based on 203 observations ✈ Direct
€24
Thu
24 Dec
Denver → Salt Lake City
Frontier Airlines Based on 189 observations ✈ Direct
€27
Fri
27 Nov
Denver → San Diego
Frontier Airlines Based on 101 observations ✈ Direct
€38
Thu
24 Dec
Denver → San Francisco
Frontier Airlines Based on 208 observations ✈ Direct
€39
Fri
4 Dec
Denver → Phoenix
Frontier Airlines Based on 209 observations ✈ Direct
€46
Wed
11 Nov
Denver → Ontario
Frontier Airlines Based on 150 observations ✈ Direct
€47
Sat
5 Dec
Denver → Las Vegas
Frontier Airlines Based on 111 observations 1 stop
€47
Fri
18 Dec
Denver → Chicago
Frontier Airlines Based on 265 observations ✈ Direct
€48
Sun
15 Nov
Denver → Oklahoma City
Frontier Airlines Based on 34 observations ✈ Direct
€50
Thu
12 Nov
Denver → Charlotte
United Airlines Based on 28 observations ✈ Direct
€54
Mon
7 Dec
Denver → Atlanta
Frontier Airlines Based on 60 observations 1 stop
€55
Tue
22 Dec
Denver → Los Angeles
Frontier Airlines Based on 383 observations ✈ Direct
€56
Thu
12 Nov
Denver → Austin
Frontier Airlines Based on 79 observations ✈ Direct
€64
Thu
12 Nov
Denver → Fort Lauderdale
Frontier Airlines Based on 143 observations 1 stop
€73
Sat
19 Dec
Denver → San Antonio
Frontier Airlines Based on 65 observations ✈ Direct
€73
Thu
26 Nov
Denver → Houston
Frontier Airlines Based on 136 observations ✈ Direct
€77
Sat
14 Nov
Denver → Minneapolis
Frontier Airlines Based on 96 observations ✈ Direct
€77
Tue
22 Dec
Denver → Tampa
Frontier Airlines Based on 72 observations 1 stop
€80
Fri
13 Nov
Denver → Albuquerque
Contour Airlines Based on 36 observations 1 stop
€80
Wed
25 Nov
Denver → San Jose
Frontier Airlines Based on 87 observations 1 stop
€81
Fri
8 Jan
Denver → Miami
Frontier Airlines Based on 170 observations ✈ Direct
€84
Tue
22 Dec
Denver → Cleveland
Frontier Airlines Based on 61 observations 1 stop
€85
Fri
13 Nov
Denver → San Juan
Frontier Airlines Based on 72 observations 1 stop
€87
Mon
23 Nov
Denver → Long Beach
Alaska Airlines Based on 52 observations 1 stop
€87
Fri
27 Nov
Denver → Raleigh/Durham
Frontier Airlines Based on 49 observations ✈ Direct
€89
Tue
17 Nov
Denver → McCook
Denver Air Connection (DAC) Based on 14 observations ✈ Direct
€91
Wed
13 Jan
Denver → Vancouver
Frontier Airlines Based on 28 observations 1 stop
€92
Fri
25 Dec
Denver → Seattle
Frontier Airlines Based on 157 observations ✈ Direct
€94
Wed
23 Dec
Denver → Oakland
Southwest Airlines Based on 54 observations 1 stop
€94
Mon
23 Nov
Denver → St Louis
Southwest Airlines Based on 38 observations 1 stop
€94
Thu
17 Dec
Denver → New York
Frontier Airlines Based on 336 observations 1 stop
€95
Thu
24 Dec
Denver → Portland
Frontier Airlines Based on 88 observations ✈ Direct
€102
Thu
24 Dec
Denver → Boston
Frontier Airlines Based on 152 observations 1 stop
€117
Thu
12 Nov
Denver → Knoxville/Maryville
Allegiant Air Based on 16 observations ✈ Direct
€119
Sat
14 Nov
Denver → New Orleans
F9 Based on 40 observations 1 stop
€120
Sun
29 Nov
Denver → Cancún
Frontier Airlines Based on 71 observations 1 stop
€121
Tue
10 Nov
Denver → Baltimore
Frontier Airlines Based on 133 observations 1 stop
€124
Wed
18 Nov
Denver → Washington
Frontier Airlines Based on 69 observations 1 stop
€126
Sun
15 Nov
Denver → Boise
F9 Based on 40 observations 1 stop
€126
Sun
15 Nov
Denver → Indianapolis
Frontier Airlines Based on 9 observations 1 stop
€126
Sun
29 Nov
Denver → Mexico City
Volaris Based on 48 observations ✈ Direct
€133
Sun
15 Nov
Denver → Querétaro
Volaris Based on 13 observations ✈ Direct
€134
Sun
15 Nov
Denver → Nashville
F9 Based on 98 observations 1 stop
€135
Sun
15 Nov
Denver → Guadalajara
Volaris Based on 15 observations ✈ Direct
€135
Fri
6 Nov
Denver → Alamosa
Denver Air Connection (DAC) Based on 14 observations ✈ Direct
€138
Wed
18 Nov
Denver → Manchester
Southwest Airlines Based on 8 observations 1 stop
€139
Sat
26 Dec
Denver → Everett
Alaska Airlines Based on 42 observations 1 stop
€140
Fri
13 Nov
Denver → El Paso
Frontier Airlines Based on 15 observations 1 stop
€140
Fri
25 Dec
Denver → Newburgh
Frontier Airlines Based on 76 observations 1 stop
€143
Tue
22 Dec
Denver → Buffalo
Frontier Airlines Based on 22 observations 1 stop
€143
Mon
16 Nov
Denver → Reno
Frontier Airlines Based on 20 observations 1 stop
€143
Fri
27 Nov
Denver → Rapid City
Frontier Airlines Based on 20 observations 1 stop
€146
Wed
11 Nov
Denver → Omaha
Frontier Airlines Based on 12 observations ✈ Direct
€148
Sat
7 Nov
Denver → Cortez
Denver Air Connection (DAC) Based on 37 observations ✈ Direct
€149
Fri
4 Dec
Denver → Lincoln
Frontier Airlines Based on 41 observations 2 stops
€151
Fri
13 Nov
Denver → Cincinnati / Covington
Frontier Airlines Based on 26 observations 1 stop
€155
Sat
14 Nov
Denver → Philadelphia
F9 Based on 26 observations 1 stop
€155
Sun
20 Dec
Denver → Milwaukee
Southwest Airlines Based on 16 observations 1 stop
€165
Sat
14 Nov
Denver → Laramie
UA Based on 12 observations ✈ Direct
€168
Fri
13 Nov
Denver → North Platte
United Airlines Based on 8 observations ✈ Direct
€170
Booking tips from our fare data
- How far in advance should you book a flight?
- Book 1–1.5 months before departure. Tracking the same flights at every lead time (94,914 flights on 19,442 routes, 2026-06-14 to 2026-11-04), that window had the smallest average premium over each flight's lowest fare: +16.8%, against +49.3% in the last 3 days.
- What is the cheapest day of the week to fly?
- Wednesday. Comparing each fare with the median of its own route, Wednesday departures were +3.4% and Tuesday +4.2%, while Friday was the dearest at +10.6%. Weekend departures cost more than midweek ones.
- What is the cheapest month to fly?
- November 2026. Comparing each route's fares month by month (booked 8–60 days ahead), November 2026 departures were -1.1% against the route's own median, while January 2027 was the dearest at +17.5%. Covers September 2026, October 2026, November 2026, December 2026, January 2027; fares observed 2026-06-14 to 2026-11-04.
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