
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | Gurufare 3 stars |
Round-trip from | $437 (oojo) |
One-way from | $254 (Cheapflightsfares) |
Popular in | June |
Cheapest in | November |
Average price | $702 |
Fly from
Fly to
Route
Depart
Return
Price
DenverLisbon
DEN - LIS
DENLIS
Denver Intl
Tue 2/17
7:45 am-8:10 am
2 stops17h 25m
Lisbon Humberto Delgado
Tue 2/24
5:00 am-1:40 pm
1 stop15h 40m
DenverLisbon
DEN - LIS
DENLIS
Denver Intl
Wed 2/4
9:40 am-8:10 am
2 stops15h 30m
Lisbon Humberto Delgado
Tue 2/17
5:00 am-4:00 pm
1 stop18h 00m
DenverLisbon
DEN - LIS
DENLIS
Denver Intl
Mon 4/20
6:40 pm-5:55 pm
1 stop16h 15m
Lisbon Humberto Delgado
Mon 5/4
4:35 pm-7:55 pm
2 stops34h 20m
DenverLisbon
DEN - LIS
DENLIS
Denver Intl
Tue 2/10
5:01 am-8:10 am
2 stops20h 09m
Lisbon Humberto Delgado
Wed 2/18
5:00 am-4:00 pm
1 stop18h 00m
DenverLisbon
DEN - LIS
DENLIS
Denver Intl
Fri 2/20
11:15 am-8:10 am
1 stop13h 55m
Lisbon Humberto Delgado
Thu 3/5
5:00 am-4:00 pm
1 stop18h 00m
DenverLisbon
DEN - LIS
DENLIS
Denver Intl
Sun 2/8
6:40 am-8:00 am
1 stop18h 20m
Lisbon Humberto Delgado
Thu 2/19
10:00 am-10:21 pm
1 stop19h 21m
DenverLisbon
DEN - LIS
DENLIS
Denver Intl
Thu 2/5
11:20 am-8:10 am
2 stops13h 50m
Lisbon Humberto Delgado
Thu 2/19
5:00 am-4:00 pm
1 stop18h 00m
DenverLisbon
DEN - LIS
DENLIS
Denver Intl
Sun 4/26
6:40 pm-11:05 pm
1 stop21h 25m
Lisbon Humberto Delgado
Mon 5/11
4:35 pm-7:55 pm
2 stops34h 20m
DenverLisbon
DEN - LIS
DENLIS
Denver Intl
Fri 2/6
1:31 pm-8:10 am
1 stop11h 39m
Lisbon Humberto Delgado
Fri 2/13
10:55 am-10:23 am
1 stop30h 28m
DenverLisbon
DEN - LIS
DENLIS
Denver Intl
Thu 2/19
11:15 am-7:55 am
1 stop13h 40m
Lisbon Humberto Delgado
Fri 2/27
10:15 am-7:25 pm
1 stop16h 10m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star |
Booking 44 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Lisbon. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, November is the cheapest month in which you can book a flight from Denver to Lisbon (average of $503). Flying from Denver to Lisbon in June is currently the most expensive (average of $1,087). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Boarding
Comfort
Crew
Entertainment
Food
Overall
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Comfort
Crew
Entertainment
Food
Overall
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Comfort
Crew
Entertainment
Food
Overall
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Comfort
Crew
Entertainment
Food
Overall
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Comfort
Crew
Entertainment
Food
Overall
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Comfort
Crew
Entertainment
Food
Overall
Reviews
Dane,Jan 2026
TYS - IAD
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$458 | Average$668 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$555 | Average$836 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$560 | Average$854 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$575 | Average$961 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$579 | Average$972 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$588 | Average$694 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$599 | Average$761 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$603 | Average$1,033 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$625 | Average$906 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$655 | Average$1,069 | FlexibilityNo cancel fee | On-time77% |