What is the cheapest airline to fly from Portland to Bay City round-trip?

According to our current data, United Airlines ($682), offers the cheapest pricing from Portland to Bay City.

What is the cheapest day to fly from Portland to Bay City?

Travelers seeking maximum savings on their Portland to Bay City flight should consider departing on Monday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Flights from Portland to Bay City are found to be more expensive on Friday. 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 Bay City.

What is the cheapest month to fly from Portland to Bay City?

Our data shows that October tends to be the cheapest month to fly to Bay City from Portland. Users have commonly found prices around $608 for the month, but tickets can be as low as $405. Due to multiple factors, prepare for potentially higher prices in November.

What is the cheapest time of day to fly from PDX to MBS?

It’s optimal to fly from Portland to Bay City at noon. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight in the morning.

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.

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.

$309+ Flights from Portland to Bay City

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1. Tell us where you want to go

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Cheap flight deals from Portland to Bay City

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$682 (United Airlines)
One-way from	$309 (United Airlines)
Popular in	November
Cheapest in	October
Average price	$635

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

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One-way flight from Portland to Bay City MBS Intl

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Highest demand for flights based on searches. 2% potential increase in price ($17 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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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 March 25, 2025.

Tue 3/257:00 amPDX - MBS

1 stop6h 08mUnited Airlines

Mon 3/314:44 pmMBS - PDX

1 stop8h 52mUnited Airlines

Deal found 3/23

$544

Best flights from Portland to Bay City
Discover carefully curated flight deals from Portland to Bay City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 25, 2025.

Thu 5/82:14 pmPDX - MBS

1 stop20h 15mUnited Airlines

Sun 5/112:15 pmMBS - PDX

1 stop7h 30mUnited Airlines

Deal found 3/24

$682

One-way flights from Portland to Bay City
Search for one-way flight options from Portland to Bay City. Find affordable one-way fares based on user searches. Data last updated March 25, 2025.

Tue 4/810:50 amPDX - MBS

1 stop6h 58mUnited Airlines

Deal found 3/23

$309

Fri 4/412:59 amPDX - MBS

2 stops9h 19mDelta

Deal found 3/23

$450

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Bay City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandBay City

PDX - MBS

PDXMBS

Portland

Thu 5/8

5:00 am-4:09 pm

2 stops8h 09m

Bay City MBS Intl

Sun 5/11

2:15 pm-6:45 pm

1 stop7h 30m

$648

PortlandBay City

PDX - MBS

PDXMBS

Portland

Tue 4/8

10:50 am-8:48 pm

1 stop6h 58m

$309

PortlandBay City

PDX - MBS

PDXMBS

Portland

Fri 4/4

12:59 am-1:18 pm

2 stops9h 19m

$450

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Compare providers for flights from Portland to Bay City

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Bay City in March.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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, April is the cheapest month in which you can book a flight from Portland to Bay City (average of $322). Flying from Portland to Bay City in July is currently the most expensive (average of $463). 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.

Rainfall in Bay City by month

In terms of precipitation, rainfall in Bay City ranges from 1.2 - 3.1 inches per month. May is typically the wettest month, when rainfall can reach 3.1 in. January is typically the driest time to visit Bay City when rainfall is around 1.2 in.

Temperature in Bay City by month

If weather is an important factor for your trip to Bay City, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Bay City

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,890 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,605 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What is the cheapest airline to fly from Portland to Bay City round-trip?
According to our current data, United Airlines ($682), offers the cheapest pricing from Portland to Bay City.
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, April is the cheapest month in which you can book a flight from Portland to Bay City (average of $322). Flying from Portland to Bay City in July is currently the most expensive (average of $463). 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

Frankenmuth

Mount Pleasant

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Top 2 airlines flying from Portland to Bay City

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$283	Average$434	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$422	Average$623	FlexibilityNo cancel fee	On-time69%

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$309+ Cheap flights from Portland to Bay City (PDX - MBS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Bay City with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Portland to Bay City

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Portland to Bay City

Cheapest flights from Portland to Bay CityExplore 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 March 25, 2025.

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 March 25, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Bay City that are best for you.

Compare providers for flights from Portland to Bay City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Bay City in March.

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.

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?

Rainfall in Bay City by month

Plan your trip to Bay City by taking into account the average rainfall totals by month.

Temperature in Bay City by month

Plan your trip to Bay City by taking into account the average temperature totals by month.

Reviews of airlines servicing Bay City

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.

What is the cheapest airline to fly from Portland to Bay City round-trip?

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

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

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

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

Traveling to a place near Portland?

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Alternative routes for Portland to Bay City

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Top 2 airlines flying from Portland to Bay City

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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 March 25, 2025.