Which airports can I use when flying from Casper to Seattle?

Flights from Casper to Seattle usually depart from Casper Natrona County (CPR) and arrive at Seattle/Tacoma Intl (SEA).

What cabin classes can I book on flights from Casper to Seattle?

Only Economy Class is available on flights from Casper to Seattle.

Which airports do connecting flights from Casper to Seattle pass through?

Most connecting flights from Casper to Seattle pass through Denver Intl (DEN), which handles 100% of one-stop traffic on this route.

Can I save money by using flexible dates for flights from Casper to Seattle?

Yes. Flexible dates can save you up to 62% on flights from Casper to Seattle. Friday is the cheapest departure day at $326 round-trip on average, while Sunday is the most expensive at $837, a difference of $511. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Seattle?

Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

Do I need a passport to fly from Casper to Seattle?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from Casper to Seattle changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $348 to $1,714. That means the highest observed fare was about 5x higher than the lowest one.

How are flight prices from Casper to Seattle looking right now?

One-way fares from Casper to Seattle are currently in line with typical prices for this route. Average one-way fares are about $422.

What is the time difference between Casper and Seattle?

Seattle is 1 hour behind Casper (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates averaging $61 for economy cars. Top options include: • Fox • Europcar • Thrifty • Budget • Hertz

How much should I expect to pay for a Casper to Seattle flight?

Round-trip flights from Casper to Seattle range from $358 to $645, with an average of $498 over the past 12 months. Anything below $358 counts as a good deal.

How much is a round-trip flight from Casper to Seattle?

Round-trip flights from Casper to Seattle typically range from $358 to $645. The lowest price found in the past 5 days was $348, on United Airlines.

Which airline is the cheapest to fly from Casper to Seattle?

United Airlines ($348) offered the cheapest round-trip ticket from Casper to Seattle in the last 5 days.

What is the cheapest layover airport when flying from Casper to Seattle?

Flights via Denver Intl (DEN) offer the most affordable fares, with an average round-trip price of $512. Based on KAYAK data over the past 3 months.

When flying from Casper to Seattle which airport offers the shortest layover?

Denver Intl (DEN) had the shortest average connection time for Casper to Seattle layovers at 3h 31m over the past 3 months.

$288 CHEAP FLIGHTS from Casper to Seattle (CPR - SEA)

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Cheapest round-trip

$348

Typical prices: $358-$645

United Airlines

Sun 11/25Sun 12/2

CPR - SEA • 1 stop

Cheapest one-way

$288

Typical prices: $313-$488

United Airlines

Mon 11/19

CPR - SEA • 1 stop

When to travel

February

Cheapest • 35% price drop

January

Most popular

Good to know

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Flight Deals

Cheap Flights from Casper to Seattle (CPR-SEA)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Casper to Seattle

Wed, Nov 25 - Wed, Dec 2

5:57 pm - 11:15 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

6h 18m1 stop Denver Intl

8:30 am - 5:17 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

7h 47m1 stop Denver Intl

$348United Airlines

Tue, Mar 16 - Wed, Mar 24

4:32 pm - 11:06 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

7h 34m1 stop Denver Intl

8:30 am - 3:57 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

6h 27m1 stop Denver Intl

$348United Airlines

Wed, Jan 27 - Sun, Jan 31

3:18 pm - 9:17 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

6h 59m1 stop Denver Intl

8:30 am - 5:20 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

7h 50m1 stop Denver Intl

$348United Airlines

Tue, Mar 16 - Wed, Mar 24

5:30 am - 10:06 amCPR Casper Natrona County-SEA Seattle/Tacoma Intl

5h 36m1 stop Denver Intl

12:15 pm - 10:12 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

8h 57m2 stops Los Angeles Denver Intl

$354United Airlines

Wed, Jan 27 - Sun, Jan 31

3:18 pm - 10:57 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

8h 39m2 stops Denver Intl San Francisco

8:30 am - 5:20 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

7h 50m1 stop Denver Intl

$354United Airlines

Wed, Nov 25 - Wed, Dec 2

5:57 pm - 11:15 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

6h 18m1 stop Denver Intl

6:15 am - 5:17 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

10h 02m2 stops Los Angeles Denver Intl

$354United Airlines

Fri, Nov 27 - Fri, Dec 4

5:57 pm - 11:15 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

6h 18m1 stop Denver Intl

8:30 am - 5:17 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

7h 47m1 stop Denver Intl

$360United Airlines

Wed, Nov 11 - Mon, Nov 23

5:57 pm - 11:15 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

6h 18m1 stop Denver Intl

5:05 am - 12:48 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

6h 43m1 stop Denver Intl

$363United Airlines

Fri, Nov 27 - Fri, Dec 4

5:57 pm - 11:15 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

6h 18m1 stop Denver Intl

6:15 am - 5:17 pmSEA Seattle/Tacoma Intl-CPR Casper Natrona County

10h 02m2 stops Los Angeles Denver Intl

$365United Airlines

Wed, Dec 23 - Wed, Dec 30

6:00 pm - 11:16 pmCPR Casper Natrona County-SEA Seattle/Tacoma Intl

6h 16m1 stop Denver Intl

5:00 am - 10:58 amSEA Seattle/Tacoma Intl-CPR Casper Natrona County

4h 58m1 stop Denver Intl

$373United Airlines

Booking Insights

Price, demand and travel trends for Casper to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Casper to Seattle? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Casper to Seattle departing in november.

Find deals

Low season	April
High season	January
Cheapest flight	$288

Beat the crowds with an average 41% drop in travelers.

The most popular month to fly with an average 32% increase in travelers.

One-way flight from Casper to Seattle

When to book flights from Casper to Seattle

Are your dates flexible? Find out the best times to travel from Casper to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Casper to Seattle?
Only Economy Class is available on flights from Casper to Seattle.
Do I need a passport to fly from Casper to Seattle?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
How much should I expect to pay for a Casper to Seattle flight?
Round-trip flights from Casper to Seattle range from $358 to $645, with an average of $498 over the past 12 months. Anything below $358 counts as a good deal.
Have flight prices from Casper to Seattle changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $348 to $1,714. That means the highest observed fare was about 5x higher than the lowest one.
How are flight prices from Casper to Seattle looking right now?
One-way fares from Casper to Seattle are currently in line with typical prices for this route. Average one-way fares are about $422.
What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?
Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates averaging $61 for economy cars. Top options include:

• Fox
• Europcar
• Thrifty
• Budget
• Hertz
Which airports can I use when flying from Casper to Seattle?
Flights from Casper to Seattle usually depart from Casper Natrona County (CPR) and arrive at Seattle/Tacoma Intl (SEA).
Which airports do connecting flights from Casper to Seattle pass through?
Most connecting flights from Casper to Seattle pass through Denver Intl (DEN), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Casper to Seattle?
Yes. Flexible dates can save you up to 62% on flights from Casper to Seattle. Friday is the cheapest departure day at $326 round-trip on average, while Sunday is the most expensive at $837, a difference of $511.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between Casper and Seattle?
Seattle is 1 hour behind Casper (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.
What popular places can I visit in Seattle?
Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

If your dates are flexible, aim for a Friday departure and avoid flying on Sunday. On this route, Friday flights average $326, about $511 less than Sunday fares (61% savings) based on the last 12 months.
If you can choose when to travel, plan your Casper to Seattle trip for February. Fares historically average $326 round-trip in that month - typically $511 less than the most expensive month, which is December (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.

• Coast Gateway Hotel
• Seattle Airport Marriott
• Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

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CPR - SEA

$288 Find Cheap Flights from Casper to Seattle - Compare and Save

Everything you should know

Cheap Flights from Casper to Seattle (CPR-SEA)

Recent round-trip flight deals from Casper to Seattle

Recent one-way flight deals from Casper to Seattle

Price, demand and travel trends for Casper to Seattle flights

How much is a round-trip flight from Casper to Seattle?

Which airline is the cheapest to fly from Casper to Seattle?

What is the cheapest layover airport when flying from Casper to Seattle?

When flying from Casper to Seattle which airport offers the shortest layover?

Key details for Casper to Seattle flights

Low season

High season

Cheapest flight

When to book flights from Casper to Seattle

Your Casper to Seattle flight questions, answered

Your guide to booking Casper to Seattle flights

More options for your flight from Casper to Seattle

Complete your trip to Seattle with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Casper to Seattle

Find direct flights to and from Casper and Seattle

Flights from domestic origins to Seattle

Flights to other popular destinations

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