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$339+ Cheap flights from Portland to Bay City (PDX - MBS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — MBS
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
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Find flight deals from Portland to Bay City

Cheapest flights from Portland to Bay City
Explore the most affordable flight options available from Portland to Bay City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1110:52 amPDX - MBS
1 stop6h 57mUnited Airlines
sáb. 11/154:40 pmMBS - PDX
1 stop8h 53mUnited Airlines
Deal found 10/27$339
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/411:39 amPDX - MBS
1 stop7h 50mDelta
mié. 11/123:09 pmMBS - PDX
2 stops11h 49mDelta
Deal found 10/28$389
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/47:00 amPDX - MBS
1 stop6h 05mUnited Airlines
mié. 11/124:40 pmMBS - PDX
1 stop8h 55mUnited Airlines
Deal found 10/27$474
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/1011:12 pmPDX - MBS
2 stops13h 52mUnited Airlines
vie. 11/144:40 pmMBS - PDX
2 stops24h 07mUnited Airlines
Deal found 10/26$547

Cheap flight deals from Portland to Bay City

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Bay City (MBS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated octubre 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$339
(United Airlines)

Popular in

May

Cheapest in

November

Average price

$571
Provider with most accurate pricing for Portland-Bay City MBS Intl flight deals.
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Provider most trusted by Cheapflights users for Portland-Bay City MBS Intl flights.
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From Portland to Bay City MBS Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Bay City 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, Cheapflights users made 2,558,603 searches. Data last updated octubre 28, 2025.
Use the filters below to find and compare flights from Portland to Bay City that are best for you.

Fly from

Portland

Fly to

Bay City

Route

Depart

Return

Price

PortlandBay City

PDX - MBS

PDXMBS

Portland

mar. 11/11

7:00 am-4:04 pm

1 stop6h 04m

Bay City MBS Intl

sáb. 11/15

2:10 pm-10:51 pm

2 stops11h 41m

$344

PortlandBay City

PDX - MBS

PDXMBS

Portland

jue. 1/8

6:00 am-5:27 pm

2 stops8h 27m

Bay City MBS Intl

lun. 1/12

6:07 pm-8:33 am

2 stops17h 26m

$367

PortlandBay City

PDX - MBS

PDXMBS

Portland

jue. 1/8

7:00 am-5:09 pm

1 stop7h 09m

Bay City MBS Intl

lun. 1/12

5:46 pm-10:32 pm

1 stop7h 46m

$379

PortlandBay City

PDX - MBS

PDXMBS

Portland

lun. 11/10

12:35 am-2:29 pm

2 stops10h 54m

Bay City MBS Intl

sáb. 11/15

11:39 am-8:47 pm

2 stops12h 08m

$399

PortlandBay City

PDX - MBS

PDXMBS

Portland

lun. 11/10

11:12 pm-4:04 pm

2 stops13h 52m

Bay City MBS Intl

vie. 11/14

4:40 pm-1:47 pm

2 stops24h 07m

$547

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

  • Most accurate provider: When it comes to deals on Portland-Bay City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Bay City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Bay City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Bay City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Bay City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Bay City

Have a flexible travel schedule? Discover the best time to fly to Bay City from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Bay City

What is the cheapest month to book a flight from Portland to Bay City?

Currently, July is the cheapest month in which you can book a flight from Portland to Bay City (average of $79). Flying from Portland to Bay City in February is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Bay City

Get insights into the airlines that provide service to Bay City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bay City. Reviews last updated octubre 28, 2025.
Read through reviews of airlines operating flights from Portland to Bay City, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,994 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
9,001 reviews
Delta
7.9
Good
7,994 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Portland to Bay City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland to Bay City?

    Departing from Portland to Bay City will take you 6h 04m. There are 1881 mi between Portland and Bay City. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Portland to Bay City round-trip?

    According to our current data, Delta ($349), and United Airlines ($378) offers the cheapest pricing from Portland to Bay City. Delta is 35% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Portland to Bay City that include hotel bookings?

    Yes. In addition to deals on Portland to Bay City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Bay City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Bay City.

  • Can I find deals for business class flights from Portland to Bay City?

    Yes. Cheapflights offers flight deals from Portland to Bay City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Bay City?

    Currently, July is the cheapest month in which you can book a flight from Portland to Bay City (average of $79). Flying from Portland to Bay City in February is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Bay City?

Book flights to Bay City if you plan to visit one of these locations
Mount Pleasant
Frankenmuth

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Top 2 airlines flying from Portland to Bay City

Discover the top 2 airlines that operate flights from Portland to Bay City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$349Average$528FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$378Average$563FlexibilityNo cancel feeOn-time69%

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