
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $81 (Kiwi.com) |
One-way from | $53 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $219 |
Good round-trip deal | $185 or less |
Good one-way deal | $143 or less |
Fly from
Fly to
Route
Depart
Return
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Fri 5/15
7:59 pm-11:52 pm
Nonstop2h 53m
Denver Intl
Wed 5/20
6:05 am-8:09 am
Nonstop3h 04m
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Mon 4/13
8:11 pm-11:56 pm
Nonstop2h 45m
Denver Intl
Fri 4/24
6:00 am-8:03 am
Nonstop3h 03m
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Fri 5/15
7:05 pm-10:56 pm
Nonstop2h 51m
Denver Intl
Wed 5/20
5:20 am-12:25 pm
1 stop8h 05m
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Tue 5/5
2:41 pm-11:59 pm
1 stop8h 18m
Denver Intl
Wed 5/6
6:45 am-2:06 pm
1 stop8h 21m
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Sat 5/16
5:02 am-8:46 am
Nonstop2h 44m
Denver Intl
Wed 5/20
5:20 am-10:43 am
1 stop6h 23m
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Fri 5/1
2:50 pm-11:45 pm
1 stop7h 55m
Denver Intl
Mon 5/4
4:00 pm-10:30 pm
2 stops7h 30m
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Fri 5/15
8:07 pm-11:59 pm
Nonstop2h 52m
Denver Intl
Wed 5/20
6:40 am-11:18 pm
1 stop17h 38m
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Wed 4/22
7:10 am-11:59 pm
2 stops15h 49m
Denver Intl
Mon 4/27
6:00 am-8:03 am
Nonstop3h 03m
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Sat 7/18
5:00 am-8:43 am
Nonstop2h 43m
Denver Intl
Tue 7/21
5:54 pm-11:10 pm
1 stop6h 16m
SeattleDenver
SEA - DEN
SEADEN
Seattle/Tacoma Intl
Sat 4/11
7:50 am-6:28 pm
2 stops9h 38m
Denver Intl
Thu 4/16
7:00 am-9:10 am
Nonstop3h 10m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
To ensure you get the cheapest price possible for a flight from Seattle to Denver, you should look to book at least 69 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, January is the cheapest month in which you can book a flight from Seattle to Denver (average of $37). Flying from Seattle to Denver in July is currently the most expensive (average of $100). 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.
A simple way to save on the total cost of your ticket is to fly from Seattle to Denver in the evening. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight in the morning.
Travelers seeking maximum savings on their Seattle to Denver flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
About 19% of weekly flights between Seattle and Denver have experienced delays in the past year, with the average delay time being 135 minutes.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Over the last year, United Airlines have had the lowest number of delays on this route, with just 10% of flights being delayed.
Entertainment
Comfort
Boarding
Overall
Crew
Food
Reviews
Anonymous,Mar 2026
KOA - HNL
Entertainment
Comfort
Boarding
Overall
Crew
Food
Reviews
Anonymous,Mar 2026
KOA - HNL
Entertainment
Comfort
Boarding
Overall
Crew
Food
Reviews
Anonymous,Mar 2026
KOA - HNL
Entertainment
Comfort
Boarding
Overall
Crew
Food
Reviews
Anonymous,Mar 2026
KOA - HNL
Entertainment
Comfort
Boarding
Overall
Crew
Food
Reviews
Anonymous,Mar 2026
KOA - HNL
Entertainment
Comfort
Boarding
Overall
Crew
Food
Reviews
Anonymous,Mar 2026
KOA - HNL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$57 | Average$164 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$78 | Average$216 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$97 | Average$234 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$118 | Average$246 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$118 | Average$281 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$130 | Average$295 | FlexibilityNo cancel fee | On-time69% |