Cheap Flights from Portland (PWM) to Belleville (BLV)

Popular airlines from Portland Intl. Jetport Airport (PWM) to Belleville, IL (BLV-MidAmerica-St. Louis)

Frequently asked questions

How much does a flight from Portland Intl. Jetport Airport (PWM) to MidAmerica-St. Louis Airport (BLV) cost?
Lock in a cheap one-way flight or cheap return flight from Portland Intl. Jetport Airport (PWM) to MidAmerica-St. Louis Airport (BLV) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Portland Intl. Jetport Airport (PWM) to MidAmerica-St. Louis Airport (BLV)?
The cheapest month to fly from PWM to BLV is , when there's less demand. Off-peak season is usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Portland Intl. Jetport Airport (PWM) to MidAmerica-St. Louis Airport (BLV)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from PWM to BLV. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Portland Intl. Jetport Airport (PWM) to MidAmerica-St. Louis Airport (BLV)?
There are no daily nonstop flights from Portland Intl. Jetport Airport (PWM) to MidAmerica-St. Louis Airport (BLV). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from PWM to BLV?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Jetport Airport (PWM) to MidAmerica-St. Louis Airport (BLV)?
To touch down at MidAmerica-St. Louis Airport (BLV) on time, choose a flight that leaves from Portland Intl. Jetport Airport (PWM) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Portland Intl. Jetport Airport (PWM) to MidAmerica-St. Louis Airport (BLV) last-minute?
Last-minute bookings from PWM to BLV are usually more expensive. To secure the cheapest rates, start searching for flights ahead of time. That said, if your travel plans are flexible, it's possible to score a cheap ticket right before you leave.
Can I cancel or change the date of my flight from Portland Intl. Jetport Airport (PWM) to MidAmerica-St. Louis Airport (BLV)?
In most cases, you can reschedule or cancel your PWM to BLV flight. However, additional fees may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want more details, head to our Customer Service portal.

Travel information

Origin airport
Portland Intl. Jetport
Destination airport
MidAmerica-St. Louis
Distance
1071 mi

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Portland to Belleville Flights

The cheapest times to fly from Portland to Belleville

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to Belleville are during the month of . You can find some of the cheapest flights from Portland to Belleville with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Belleville

Sunday is one of the best days to book for cheap flights from Portland to Belleville: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to Belleville

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to Belleville in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to Belleville flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to Belleville airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Portland to Belleville Flights

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*Available to One Key members.