Cheap flights from Portland to Milwaukee (PDX - MKE) from $51

This is the cheapest one-way flight price, found on 10/2. Prices may vary by date and flight preferences.
PDX — MKE
Oct 7 — Oct 141

The best prices from Portland to Milwaukee-Mitchell are usually found in January or February, booked 18 days in advance, depart on a Friday or Tuesday and return on a Tuesday

How to find the cheapest flight from Portland (PDX) to Milwaukee (MKE)

All the information you need to plan the best PDX to MKE flight in 2023: compare Portland to Milwaukee flight prices with the expected peak season, weather and rainfall in Milwaukee.

Popular in

July

Cheapest in

January

Round-trip from

$286

One-way from

$167
High demand for flights, 18% potential price rise
Best time to find cheap flights, 41% potential price drop
From Portland to Milwaukee-Mitchell
One-way flight from Portland to Milwaukee-Mitchell

PDX - MKE

Price

$286 - $467

MKE

Temperature

21.2 - 73.4 °F

MKE

Rainfall

1.4 - 4 inches

What is the cheapest day to fly round-trip from Portland to Milwaukee?

Saturday flights are found to be more expensive to fly from Portland to Milwaukee. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Milwaukee.

How far in advance should I book a flight from Portland to Milwaukee?

Travelers have found it’s best to book a flight 19 days in advance to save up to 31% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 19 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Portland to Milwaukee 1-2 weeks in advance for as low as $482, or $664 for flights within the next 24 hours.

What is the cheapest month to fly from Portland to Milwaukee?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, January can be a great choice for travel to Milwaukee. Flights to Milwaukee from Portland in January are about $499 on average during January, but can be found for as low as $177.

When is the cheapest time to fly from Portland to Milwaukee (PDX - MKE)?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 23% on flights from Portland to Milwaukee by exploring options for tickets in the evening.

Cheap Frontier flights from Portland to Milwaukee

Take a peek at the cheapest Frontier flights we've detected traveling from Portland to Milwaukee. Come back soon if you're not finding the exact deal you're looking for.

Cheap American Airlines flights from Portland to Milwaukee

Some of the best deals we've found on American Airlines flights traveling from Portland to Milwaukee. Deals frequently update to provide users with more options.

Cheap Portland to Milwaukee flights in October & November 2023

The best prices found for PDX to MKE flights for October, November
Check out some of the best flight deals from Portland to Milwaukee in 2023. Check back in a little while for more flight options.

Portland to Milwaukee 2023 flight deals

Cheap flights to Milwaukee from Portland found for this year
Check out some of the best flight deals from Portland to Milwaukee in 2023. Check back in a little while for more flight options.

Portland to Milwaukee flights leaving soon

Late deals on return flights to Milwaukee from Portland, departing today and this week
Check out these flights departing soon from Portland to Milwaukee. Users should examine the flight details to ensure there are no surprises.

One-way flights to Milwaukee from Portland

The cheapest one-way flights from Portland to Milwaukee
Some of the best available deals we've found on one-way flights from Portland to Milwaukee. Those needing a return flight from Portland to Milwaukee can use the search form above.

Find flights from Portland to Milwaukee within your budget

Use the slider to find flights from Portland to Milwaukee that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$88 - $164

Route

Depart

Return

Price

PortlandMilwaukee-Mitchell

PDX - MKE

PDXMKE

Portland

Tue 10/31

1 stop8h 19m

Milwaukee-Mitchell

Tue 11/7

1 stop17h 18m

PortlandMilwaukee-Mitchell

PDX - MKE

PDXMKE

Portland

Wed 11/1

1 stop8h 19m

Milwaukee-Mitchell

Wed 11/8

1 stop16h 53m

PortlandMilwaukee-Mitchell

PDX - MKE

PDXMKE

Portland

Tue 10/31

2 stops18h 44m

Milwaukee-Mitchell

Tue 11/7

1 stop10h 02m

PortlandMilwaukee-Mitchell

PDX - MKE

PDXMKE

Portland

Wed 11/1

1 stop8h 19m

Milwaukee-Mitchell

Sun 11/5

1 stop14h 32m

PortlandMilwaukee-Mitchell

PDX - MKE

PDXMKE

Portland

Fri 11/3

1 stop28h 24m

Milwaukee-Mitchell

Sun 11/5

1 stop14h 32m

PortlandMilwaukee-Mitchell

PDX - MKE

PDXMKE

Portland

Wed 10/18

1 stop13h 14m

Milwaukee-Mitchell

Tue 10/24

1 stop13h 26m

PortlandMilwaukee-Mitchell

PDX - MKE

PDXMKE

Portland

Wed 10/18

2 stops17h 33m

Milwaukee-Mitchell

Tue 10/24

1 stop13h 26m

PortlandMilwaukee-Mitchell

PDX - MKE

PDXMKE

Portland

Mon 11/20

1 stop11h 15m

Milwaukee-Mitchell

Tue 11/28

1 stop10h 20m

PortlandMilwaukee-Mitchell

PDX - MKE

PDXMKE

Portland

Wed 11/22

1 stop6h 36m

Milwaukee-Mitchell

Tue 11/28

1 stop10h 20m

Flights are sorted by cheapest first

Deals found on 10/1

Reviews of airlines servicing Milwaukee

See what other customers who have flown with Frontier, American Airlines and Spirit Airlines from Portland to Milwaukee have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
1,394 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

7.2

Reviews

1 / 10

The airlines could have overhead storage. It’s annoying that everyone has gone to airplanes that have no overhead storage after the idea was established for years on end.

Alaska Airlines
8.1
Very good
1,394 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

7.2

Reviews

1 / 10

The airlines could have overhead storage. It’s annoying that everyone has gone to airplanes that have no overhead storage after the idea was established for years on end.

Delta
7.9
Good
3,023 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

7.2

Reviews

1 / 10

The airlines could have overhead storage. It’s annoying that everyone has gone to airplanes that have no overhead storage after the idea was established for years on end.

Sun Country Air
7.4
Good
94 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

7.2

Reviews

1 / 10

The airlines could have overhead storage. It’s annoying that everyone has gone to airplanes that have no overhead storage after the idea was established for years on end.

United Airlines
7.4
Good
1,890 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

7.2

Reviews

1 / 10

The airlines could have overhead storage. It’s annoying that everyone has gone to airplanes that have no overhead storage after the idea was established for years on end.

American Airlines
7.2
Good
2,635 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Food

7.2

Overall

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

7.2

Reviews

1 / 10

The airlines could have overhead storage. It’s annoying that everyone has gone to airplanes that have no overhead storage after the idea was established for years on end.

Related info for your journey

Useful info, stats and facts about Portland to Milwaukee flights.

Can I find flights from Portland to Milwaukee for under $100 on Cheapflights?

Yes, there are multiple flights from Portland to Milwaukee for under $100. The cheapest flight booked recently is on Frontier for just $88, but on average you can expect to pay $149.

Are there last-minute flights available from Portland to Milwaukee for under $200?

There are currently 15+ open flights from Portland to Milwaukee within the next 7 days for less than $200.

What are the cheapest airlines flying from Portland to Milwaukee round-trip?

Frontier, at $88, was found to be the cheapest airline from Portland to Milwaukee. An alternate airline flying to your destination would be Spirit Airlines. Frontier is currently priced 82% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Portland to Milwaukee one-way?

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $51. Users have also found prices from $58 and $167 on Spirit Airlines and Delta, respectively.

What are the most popular airlines that fly from Portland to Milwaukee?

What does PDX to MKE mean?

PDX stands for Portland Airport, while MKE stands for Milwaukee-Mitchell Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

Top 6 airlines flying from Portland to Milwaukee

The chart below displays the airlines Cheapflights users traveling from Portland to Milwaukee choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$143Average$218FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapest$147Average$296FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
American AirlinesCheapest$257Average$476FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Alaska AirlinesCheapest$283Average$544FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapest$316Average$495FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$316Average$561FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

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Why should you use Cheapflights to find cheap flight tickets from Portland to Milwaukee?

Millions of users choose and trust Cheapflights to book the best flight deals from Portland to Milwaukee for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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Certainly. Search results for flights to Milwaukee from Portland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Portland to Milwaukee become cheaper?

Yes, Cheapflights does offer price alerts on Portland to Milwaukee flights so you can book your travels when it’s right. The Price Alert feature is available after a flight search is performed above.

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