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Cheap Flights from Seattle to Denver starting at S$ 26

For as little as S$ 26, you can take your next adventure to Denver without breaking the bank. Choose between one-way and return tickets from Seattle below.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Seattle to Denver Flight Time

Flight info.
Departure
Arrival
Weekly Schedule
  1. F93406

    06:00

    SEA

    2.9h

    Nonstop

    09:51

    DEN

    S-TWTFS
  2. AS602

    13:09

    SEA

    2.7h

    Nonstop

    16:49

    DEN

    SMTWTFS
  3. F91724

    14:20

    SEA

    3.0h

    17:19

    PHX

    -MT-T--
  4. F91376

    05:50

    PHX

    1.9h

    08:46

    DEN

    SMTWTFS
  5. F91178

    15:12

    SEA

    2.7h

    17:54

    LAX

    ---W-FS
  6. F93156

    06:15

    LAX

    2.5h

    09:48

    DEN

    SMTWTFS
  7. F94988

    18:17

    SEA

    2.0h

    21:17

    SLC

    -M-W-FS
  8. F94252

    20:29

    SLC

    1.6h

    22:05

    DEN

    SMTW-FS
  9. F93163

    18:50

    SEA

    2.6h

    21:25

    ONT

    SM-WT-S
  10. F92908

    17:34

    ONT

    2.3h

    20:51

    DEN

    S--WT-S
  11. F94830

    18:50

    SEA

    2.6h

    21:27

    LAS

    SM-W-FS
  12. F94612

    19:35

    LAS

    2.1h

    22:40

    DEN

    SMTWTFS
  13. DL2851

    19:40

    SEA

    2.8h

    Nonstop

    23:27

    DEN

    SMTWTFS
  14. F93974

    21:42

    SEA

    3.0h

    00:44

    PHX

    SM-W-FS
  15. F91820

    08:55

    PHX

    0.9h

    10:51

    DEN

    SMTWTFS
  16. F93974

    21:42

    SEA

    3.0h

    00:44

    PHX

    SM-W-FS
  17. F91376

    05:50

    PHX

    1.9h

    08:46

    DEN

    SMTWTFS

Cheapest time to fly from Seattle to Denver

Explore the best time to buy affordable tickets to Denver with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Cheapest Airlines flying from Seattle to Denver

We have a range of prices from different airlines providing flights from Seattle to Denver. Check below for the journey which best suits your travel needs.

Frequently Asked Questions

  • When to buy flight tickets from Seattle (SEA) to Denver (DEN) the cheapest?

    Airlines adjust prices for flights from Seattle to Denver based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from Seattle (SEA) to Denver (DEN) cost?

    According to Trip.com's data, the lowest price is around S$ 212.
  • How long is a flight from Seattle (SEA) to Denver (DEN)?

    It takes about 5 hours 55 minutes to fly from Seattle (SEA) to Denver (DEN).
  • What time does the earliest flight from Seattle to Denver depart?

    The earliest flight departs from Seattle (SEA) at 05:02 and arrives in Denver (DEN) at 08:44.
  • What time does the latest flight from Seattle to Denver depart?

    The latest flight departs from Seattle (SEA) at 20:35 and arrives in Denver (DEN) at 00:17.
  • What are the most popular airlines that fly from Seattle (SEA) to Denver (DEN)?

    Airlines with flights from Seattle (SEA) to Denver (DEN): Southwest Airlines, United Airlines, Singapore Airlines, Qatar Airways, Ana, Icelandair, Frontier Airlines and Hawaiian Airlines.
  • What's the most popular airline for direct flights from Seattle (SEA) to Denver (DEN)?

    Alaska Airlines operates 1 direct flights from Seattle (SEA) to Denver (DEN).
  • How many airports in Denver?

    There are 1 airports near Denver: Denver International Airport.

How to find a cheap flight from Seattle to Denver

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Find cheapest flight ticket from Seattle to Denver

Cheapest direct flight priceS$ 25
Cheapest return ticket priceS$ 44
Off-season for travelMarch
Peak season for travelNovember
Flight distance1,644.78km
Average flight time5 hours 55 minutes
Popular airlineAlaska Airlines