What is the cheapest airline that flies from Casper Natrona County to Oregon?

United Airlines is the most popular carrier operating from Casper Natrona County to Oregon

When did momondo last update prices for flights from Casper Natrona County Airport to Oregon?

Prices for flights from Casper Natrona County Airport to Oregon are updated daily.

How many operators does momondo search for flights from Casper Natrona County Airport to Oregon?

There is 1 operator available for flights from Casper Natrona County Airport to Oregon as of November 2026.

How old do you have to be to fly from Casper Natrona County Airport to Oregon?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Casper Natrona County Airport to Oregon.

What documentation or ID do you need to fly to Oregon?

The travel and health documents you'll need for your trip to Oregon may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oregon. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$358 Cheap Flights from Casper to Oregon in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Casper to Oregon

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:21 pm - 6:07 pmCPR Casper Natrona County-PDX Portland

5h 46m1 stop Denver Intl

8:50 am - 5:17 pmPDX Portland-CPR Casper Natrona County

7h 27m1 stop Denver Intl

$358United Airlines

Sat, Dec 5 - Tue, Dec 8

7:00 am - 1:16 pmCPR Casper Natrona County-PDX Portland

7h 16m1 stop Denver Intl

5:00 am - 12:40 pmPDX Portland-CPR Casper Natrona County

6h 40m1 stop Denver Intl

$358United Airlines

Sat, Dec 5 - Sat, Dec 12

3:24 pm - 10:45 pmCPR Casper Natrona County-PDX Portland

8h 21m2 stops Denver Intl San Francisco

5:00 am - 12:40 pmPDX Portland-CPR Casper Natrona County

6h 40m1 stop Denver Intl

$364United Airlines

Sat, Dec 5 - Sat, Dec 12

10:40 am - 6:31 pmCPR Casper Natrona County-PDX Portland

8h 51m2 stops Denver Intl San Francisco

5:00 am - 12:40 pmPDX Portland-CPR Casper Natrona County

6h 40m1 stop Denver Intl

$364United Airlines

Sat, Dec 5 - Tue, Dec 8

5:15 am - 9:36 amCPR Casper Natrona County-PDX Portland

5h 21m1 stop Denver Intl

5:00 am - 12:48 pmPDX Portland-CPR Casper Natrona County

6h 48m1 stop Denver Intl

$378United Airlines

Thu, Nov 19 - Mon, Nov 23

5:15 am - 12:22 pmCPR Casper Natrona County-PDX Portland

8h 07m2 stops Denver Intl San Francisco

5:00 am - 12:48 pmPDX Portland-CPR Casper Natrona County

6h 48m1 stop Denver Intl

$384United Airlines

Thu, Nov 19 - Mon, Nov 23

5:15 am - 9:36 amCPR Casper Natrona County-PDX Portland

5h 21m1 stop Denver Intl

5:00 am - 12:48 pmPDX Portland-CPR Casper Natrona County

6h 48m1 stop Denver Intl

$388United Airlines

Thu, Nov 19 - Mon, Nov 23

1:21 pm - 8:26 pmCPR Casper Natrona County-PDX Portland

8h 05m2 stops Denver Intl San Francisco

7:00 am - 5:17 pmPDX Portland-CPR Casper Natrona County

9h 17m2 stops San Francisco Denver Intl

$430United Airlines

Sat, Dec 5 - Tue, Dec 8

9:00 am - 5:59 pmCPR Casper Natrona County-PDX Portland

9h 59m1 stop Denver Intl

5:00 am - 2:43 pmPDX Portland-CPR Casper Natrona County

8h 43m1 stop Denver Intl

$458United Airlines

Thu, Jan 21 - Sat, Jan 23

3:18 pm - 9:32 pmCPR Casper Natrona County-EUG Eugene

7h 14m1 stop Denver Intl

5:00 am - 2:43 pmEUG Eugene-CPR Casper Natrona County

8h 43m1 stop Denver Intl

$458United Airlines

Tue, Jan 19 - Sat, Jan 23

Cheap last minute flights

Enter your travel dates to find the best prices.

5:15 am - 9:36 amCPR Casper Natrona County-PDX Portland

5h 21m1 stop Denver Intl

5:00 am - 10:49 amPDX Portland-CPR Casper Natrona County

4h 49m1 stop Denver Intl

$418United Airlines

Sat, Nov 14 - Sun, Nov 22

5:15 am - 2:37 pmCPR Casper Natrona County-PDX Portland

10h 22m2 stops Denver Intl San Francisco

5:00 am - 10:49 amPDX Portland-CPR Casper Natrona County

4h 49m1 stop Denver Intl

$424United Airlines

Sat, Nov 14 - Sun, Nov 22

8:20 am - 1:03 pmCPR Casper Natrona County-RDM Bend/Redmond

5h 43m1 stop Denver Intl

1:02 pm - 6:53 pmRDM Bend/Redmond-CPR Casper Natrona County

4h 51m1 stop Denver Intl

$448United Airlines

Thu, Nov 12 - Sat, Nov 14

7:00 am - 1:03 pmCPR Casper Natrona County-RDM Bend/Redmond

7h 03m1 stop Denver Intl

7:07 am - 5:17 pmRDM Bend/Redmond-CPR Casper Natrona County

9h 10m2 stops San Francisco Denver Intl

$454United Airlines

Thu, Nov 12 - Sat, Nov 14

5:15 am - 12:06 pmCPR Casper Natrona County-RDM Bend/Redmond

7h 51m2 stops Denver Intl San Francisco

6:10 am - 5:17 pmRDM Bend/Redmond-CPR Casper Natrona County

10h 07m2 stops Los Angeles Denver Intl

$459United Airlines

Thu, Nov 12 - Sat, Nov 14

1:29 pm - 6:09 pmCPR Casper Natrona County-PDX Portland

5h 40m1 stop Denver Intl

5:00 am - 10:49 amPDX Portland-CPR Casper Natrona County

4h 49m1 stop Denver Intl

$505United Airlines

Wed, Nov 11 - Sun, Nov 15

1:29 pm - 10:57 pmCPR Casper Natrona County-PDX Portland

10h 28m2 stops Denver Intl San Francisco

5:00 am - 10:49 amPDX Portland-CPR Casper Natrona County

4h 49m1 stop Denver Intl

$511United Airlines

Wed, Nov 11 - Sun, Nov 15

5:15 am - 9:36 amCPR Casper Natrona County-PDX Portland

5h 21m1 stop Denver Intl

5:00 am - 10:49 amPDX Portland-CPR Casper Natrona County

4h 49m1 stop Denver Intl

$533United Airlines

Sat, Nov 14 - Sun, Nov 22

1:29 pm - 10:57 pmCPR Casper Natrona County-PDX Portland

10h 28m2 stops Denver Intl San Francisco

5:30 am - 5:17 pmPDX Portland-CPR Casper Natrona County

10h 47m2 stops San Francisco Denver Intl

$768United Airlines

Wed, Nov 11 - Sun, Nov 15

5:15 am - 12:22 pmCPR Casper Natrona County-PDX Portland

8h 07m2 stops Denver Intl San Francisco

1:25 pm - 9:59 pmPDX Portland-CPR Casper Natrona County

7h 34m2 stops San Francisco Denver Intl

$773United Airlines

Sat, Nov 14 - Sun, Nov 22

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United Airlines flights from Casper to Oregon

Our best United Airlines deals on Casper to Oregon flight tickets

United Airlines

Dec 5

CPR1:21 pmCasper Natrona County

5h 46m

1 stop

PDX6:07 pmPortland

Dec 8

PDX8:50 amPortland

7h 27m

1 stop

CPR5:17 pmCasper Natrona County

$358

United Airlines

Dec 5

CPR10:40 amCasper Natrona County

8h 51m

2 stops

PDX6:31 pmPortland

Dec 8

PDX5:00 amPortland

6h 40m

1 stop

CPR12:40 pmCasper Natrona County

$364

United Airlines

Nov 19

CPR5:15 amCasper Natrona County

5h 21m

1 stop

PDX9:36 amPortland

Nov 23

PDX5:00 amPortland

6h 48m

1 stop

CPR12:48 pmCasper Natrona County

$378

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CasperPortland

CPR Casper Natrona County - PDX Portland

CPRPDX

Casper Natrona County

Sat 12/5

1:21 pm-6:07 pm

1 stop5h 46m

Portland

Tue 12/8

8:50 am-5:17 pm

1 stop7h 27m

$358

CasperPortland

CPR Casper Natrona County - PDX Portland

CPRPDX

Casper Natrona County

Sat 12/5

7:00 am-1:16 pm

1 stop7h 16m

Portland

Sat 12/12

5:00 am-12:40 pm

1 stop6h 40m

$358

CasperPortland

CPR Casper Natrona County - PDX Portland

CPRPDX

Casper Natrona County

Sat 12/5

3:24 pm-10:45 pm

2 stops8h 21m

Portland

Sat 12/12

5:00 am-12:40 pm

1 stop6h 40m

$364

CasperPortland

CPR Casper Natrona County - PDX Portland

CPRPDX

Casper Natrona County

Sat 12/5

10:40 am-6:31 pm

2 stops8h 51m

Portland

Tue 12/8

5:00 am-12:40 pm

1 stop6h 40m

$364

Quickest round-trip

CasperPortland

CPR Casper Natrona County - PDX Portland

CPRPDX

Casper Natrona County

Thu 11/19

5:15 am-9:36 am

1 stop5h 21m

Portland

Mon 11/23

5:00 am-12:48 pm

1 stop6h 48m

$378

CasperPortland

CPR Casper Natrona County - PDX Portland

CPRPDX

Casper Natrona County

Thu 11/19

5:15 am-12:22 pm

2 stops8h 07m

Portland

Mon 11/23

5:00 am-12:48 pm

1 stop6h 48m

$384

CasperPortland

CPR Casper Natrona County - PDX Portland

CPRPDX

Casper Natrona County

Thu 11/19

5:15 am-9:36 am

1 stop5h 21m

Portland

Mon 11/23

5:00 am-12:48 pm

1 stop6h 48m

$388

CasperPortland

CPR Casper Natrona County - PDX Portland

CPRPDX

Casper Natrona County

Sat 12/5

1:21 pm-8:26 pm

2 stops8h 05m

Portland

Tue 12/8

7:00 am-5:17 pm

2 stops9h 17m

$430

CasperPortland

CPR Casper Natrona County - PDX Portland

CPRPDX

Casper Natrona County

Thu 1/21

9:00 am-5:59 pm

1 stop9h 59m

Portland

Sat 1/23

5:00 am-2:43 pm

1 stop8h 43m

$458

CasperEugene

CPR Casper Natrona County - EUG Eugene

CPREUG

Casper Natrona County

Tue 1/19

3:18 pm-9:32 pm

1 stop7h 14m

Eugene

Sat 1/23

5:00 am-2:43 pm

1 stop8h 43m

$458

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Casper to Oregon

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Oregon?

The month of February is, on average, the cheapest month to fly to Oregon from Casper, with most prices found around $258. The month of January is another great option to travel to Oregon, with average flight prices from Casper averaging around $281.

Can stopping save me money on Casper to Oregon flights?

You could potentially save up to 35% on your flight if you consider stops on a Casper to Oregon flight.

Cheap Casper to Oregon flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Casper to Oregon

Best Price Found	$438
Fastest flight time	5h 21m
Direct flights	None

The best one-way flight to Oregon from Casper in the past 72 hours is $438. The best round-trip flight deal from Casper to Oregon found on momondo in the last 72 hours is $358.

The fastest flight from Casper to Oregon takes 5h 21m

There are no direct flights from Casper to Oregon. There are no popular flight routes from Casper to Oregon.

Search flight deals

Frequently asked questions about flying from Casper to Oregon

When did momondo last update prices for flights from Casper Natrona County Airport to Oregon?
Prices for flights from Casper Natrona County Airport to Oregon are updated daily.
How many operators does momondo search for flights from Casper Natrona County Airport to Oregon?
There is 1 operator available for flights from Casper Natrona County Airport to Oregon as of November 2026.
How old do you have to be to fly from Casper Natrona County Airport to Oregon?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Casper Natrona County Airport to Oregon.
What documentation or ID do you need to fly to Oregon?
The travel and health documents you'll need for your trip to Oregon may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oregon. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Casper to Oregon

Compare and see reviews for airlines that fly from Casper to Oregon with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $258	Free Cancellation	Rating 7.3 10,475 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Casper to Oregon?

Finding the right flight to Oregon from Casper is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Oregon quick and easy, saving you time and money.

Can I find flights from Casper to Oregon with flexible booking policies on momondo?

All flight searches from Casper to Oregon on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Casper to Oregon?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Oregon from Casper.

I’m not ready to book a flight from Casper to Oregon right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Casper to Oregon flights. All you need is a valid email address and we will do the rest; it is that quick and easy.