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Cheap flights from Oregon to Missouri from $86

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Missouri departing on 5/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Oregon to Missouri

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:27 pm - 1:30 pm
PDX
-
MCI
23h 03m
1 stop
Frontier Logo
2:51 pm - 10:20 am
MCI
-
PDX
21h 29m
1 stop
$205Frontier
Sat, Apr 25 - Sat, May 2
American Airlines Logo
11:40 pm - 8:54 am
PDX
-
MCI
7h 14m
1 stop
American Airlines Logo
6:12 pm - 11:57 pm
MCI
-
PDX
7h 45m
1 stop
$215American Airlines
Wed, Apr 22 - Tue, Apr 28
Delta Logo
11:15 pm - 9:42 am
PDX
-
STL
8h 27m
1 stop
Delta Logo
5:00 pm - 10:45 pm
STL
-
PDX
7h 45m
1 stop
$224Delta
Tue, Apr 21 - Sat, May 2
Southwest Logo
11:55 pm - 9:30 am
PDX
-
STL
7h 35m
1 stop
Southwest Logo
1:45 pm - 8:45 pm
STL
-
PDX
9h 00m
2 stops
$225Southwest
Mon, Apr 20 - Tue, Apr 28
Delta Logo
5:45 am - 1:23 pm
PDX
-
STL
5h 38m
1 stop
Delta Logo
6:45 pm - 11:53 pm
STL
-
PDX
7h 08m
1 stop
$244Delta
Tue, Apr 21 - Fri, May 1
Alaska Airlines Logo
4:38 pm - 11:59 pm
BOI
-
MCI
6h 21m
1 stop
Alaska Airlines Logo
7:00 am - 12:35 pm
MCI
-
BOI
6h 35m
1 stop
$307Alaska Airlines
Tue, May 5 - Wed, May 6
Alaska Airlines Logo
6:00 am - 2:04 pm
RDM
-
MCI
6h 04m
1 stop
Alaska Airlines Logo
7:00 am - 12:58 pm
MCI
-
RDM
7h 58m
1 stop
$311Alaska Airlines
Sat, May 2 - Tue, May 5
Southwest Logo
6:40 am - 1:20 pm
BOI
-
MCI
5h 40m
1 stop
Southwest Logo
3:40 pm - 11:20 pm
MCI
-
BOI
8h 40m
2 stops
$312Southwest
Tue, Apr 28 - Tue, May 5
United Airlines Logo
6:15 am - 12:52 pm
BOI
-
MCI
5h 37m
1 stop
United Airlines Logo
6:00 am - 9:54 am
MCI
-
BOI
4h 54m
1 stop
$319United Airlines
Tue, Apr 21 - Thu, Apr 23
United Airlines Logo
5:00 am - 12:52 pm
RDM
-
MCI
5h 52m
1 stop
United Airlines Logo
9:00 am - 12:56 pm
MCI
-
RDM
5h 56m
1 stop
$323United Airlines
Fri, Apr 17 - Sat, Apr 25

American Airlines flights from Oregon to Missouri

Our best American Airlines deals on Oregon to Missouri flight tickets
American Airlines
Apr 22
PDX11:47 pmPortland
8h 31m
1 stop
MCI10:18 amKansas City
Apr 26
MCI5:30 amKansas City
7h 31m
1 stop
PDX11:01 amPortland
$275
American Airlines
Apr 21
PDX11:40 pmPortland
7h 14m
1 stop
STL8:54 amLambert-St Louis
Apr 25
STL5:20 amLambert-St Louis
7h 41m
1 stop
PDX11:01 amPortland
$277
American Airlines
Apr 12
PDX11:40 pmPortland
7h 14m
1 stop
MCI8:54 amKansas City
Apr 18
MCI6:00 amKansas City
7h 01m
1 stop
PDX11:01 amPortland
$316

Alaska Airlines flights from Oregon to Missouri

Our best Alaska Airlines deals on Oregon to Missouri flight tickets
Alaska Airlines
May 27
PDX10:37 amPortland
4h 00m
STL4:37 pmLambert-St Louis
May 30
STL5:33 pmLambert-St Louis
4h 17m
PDX7:50 pmPortland
$257
Alaska Airlines
May 21
PDX10:37 amPortland
4h 00m
STL4:37 pmLambert-St Louis
May 27
STL5:33 pmLambert-St Louis
4h 17m
PDX7:50 pmPortland
$273
Alaska Airlines
May 6
PDX8:45 amPortland
13h 14m
1 stop
STL11:59 pmLambert-St Louis
May 13
STL5:33 pmLambert-St Louis
4h 17m
PDX7:50 pmPortland
$287

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 1, 2026.
Use the filters below to find and compare flights from Oregon to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Sat 4/25

12:27 pm-1:30 pm

1 stop23h 03m

Kansas City

Sat 5/2

2:51 pm-10:20 am

1 stop21h 29m

$205

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Wed 4/22

11:40 pm-8:54 am

1 stop7h 14m

Kansas City

Tue 4/28

6:12 pm-11:57 pm

1 stop7h 45m

$215

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Tue 4/21

11:15 pm-9:42 am

1 stop8h 27m

Lambert-St Louis

Sat 5/2

5:00 pm-10:45 pm

1 stop7h 45m

$224

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Mon 4/20

11:55 pm-9:30 am

1 stop7h 35m

Lambert-St Louis

Tue 4/28

1:45 pm-8:45 pm

2 stops9h 00m

$225

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Tue 4/21

5:45 am-1:23 pm

1 stop5h 38m

Lambert-St Louis

Fri 5/1

6:45 pm-11:53 pm

1 stop7h 08m

$244

BoiseKansas City

BOI - MCI

BOIMCI

Boise Air Term. Gowen Fld

Tue 5/5

4:38 pm-11:59 pm

1 stop6h 21m

Kansas City

Wed 5/6

7:00 am-12:35 pm

1 stop6h 35m

$307

RedmondKansas City

RDM - MCI

RDMMCI

Bend/Redmond

Sat 5/2

6:00 am-2:04 pm

1 stop6h 04m

Kansas City

Tue 5/5

7:00 am-12:58 pm

1 stop7h 58m

$311

BoiseKansas City

BOI - MCI

BOIMCI

Boise Air Term. Gowen Fld

Tue 4/28

6:40 am-1:20 pm

1 stop5h 40m

Kansas City

Tue 5/5

3:40 pm-11:20 pm

2 stops8h 40m

$312
Quickest round-trip

BoiseKansas City

BOI - MCI

BOIMCI

Boise Air Term. Gowen Fld

Tue 4/21

6:15 am-12:52 pm

1 stop5h 37m

Kansas City

Thu 4/23

6:00 am-9:54 am

1 stop4h 54m

$319

RedmondKansas City

RDM - MCI

RDMMCI

Bend/Redmond

Fri 4/17

5:00 am-12:52 pm

1 stop5h 52m

Kansas City

Sat 4/25

9:00 am-12:56 pm

1 stop5h 56m

$323

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Missouri from

How to get the cheapest flight ticket from Oregon to Missouri

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

What is the cheapest month to fly to Missouri?

In general, November is the cheapest month to fly from Oregon to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $300. If you aren’t able to travel to Missouri during the month of November, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $318.

What is the cheapest day to depart on your flight to Missouri?

The cheapest day to depart from Oregon to Missouri is on a Friday when prices can be found for as low as $213. Flights from Oregon to Missouri on a Sunday will generally be more expensive and average around $621. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Missouri?

According to our data, the cheapest time of day to fly to Missouri is in the morning. momondo users have found flights departing from Oregon to Missouri in the morning for as low as $358. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Missouri are more costly at noon, with an average ticket price of $645. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Oregon to Missouri flight route?

Fly from Portland to Kansas City for the best Oregon - Missouri flight prices

How far in advance should I book a flight to Missouri?

You are more likely to see cheaper flights to Missouri from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Missouri for around $361 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missouri from Oregon for as low as $222 on momondo.

What cabin class options are available on Oregon to Missouri flights?

There are 4 cabin classes available to choose from on Oregon to Missouri flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Oregon to Missouri flights?

No. A direct flight is the cheapest option for a flight between Oregon to Missouri.

Cheap Oregon to Missouri flight deals and tips

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

Best Price Found

$78

Fastest flight time

3h 23m

Direct flights

Every day

Airports in Missouri

55 airports
The best one-way flight to Missouri from Oregon in the past 72 hours is $78. The best round-trip flight deal from Oregon to Missouri found on momondo in the last 72 hours is $213.
The fastest flight from Oregon to Missouri takes 3h 23m
Direct flights go from Oregon to Missouri every day.
There are 55 airports in Missouri. From Oregon there are direct flights to Kansas City (MCI), Lambert-St Louis (STL).
Search flight deals

  • When did momondo last update prices for flights from Oregon to Missouri?

    Prices for flights from Oregon to Missouri are updated daily.

  • How many operators does momondo search for flights from Oregon to Missouri?

  • How old do you have to be to fly from Oregon to Missouri?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Missouri.

  • What documentation or ID do you need to fly to Missouri?

    The travel and health documents required for your trip to Missouri can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Missouri. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Oregon to Missouri?

Best airlines flying from Oregon to Missouri

Compare and see reviews for airlines that fly from Oregon to Missouri with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $75Free CancellationRating
5.7
3,008 reviews
Search Frontier flights
DeltaPriceFrom $108Free CancellationRating
7.9
8,366 reviews
Search Delta flights
Alaska AirlinesPriceFrom $177Free CancellationRating
7.9
12,143 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $186Free CancellationRating
7.8
2,838 reviews
Search Hawaiian Airlines flights
SouthwestPriceFrom $196Free CancellationRating
8.0
4,335 reviews
Search Southwest flights
United AirlinesPriceFrom $199Free CancellationRating
7.4
9,530 reviews
Search United Airlines flights
American AirlinesPriceFrom $226Free CancellationRating
7.1
11,545 reviews
Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Missouri from Oregon.

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

Yes. momondo allows you to filter the results for Oregon to Missouri flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oregon to Missouri.

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

Price alerts on flights to Missouri from Oregon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Missouri trip

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