Cheap flights from Baltimore to Portland from $123
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Portland departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Baltimore to Portland
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Southwest flights from Baltimore to Portland, Maine
Our best Southwest deals on Baltimore to Portland, Maine flight tickets
Delta flights from Baltimore to Portland, Maine
Our best Delta deals on Baltimore to Portland, Maine flight tickets
See travel insights to Portland from
How to get the cheapest flight ticket from Baltimore to Portland, Maine
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 Portland, Maine?
The cheapest month to fly to Portland, Maine from Baltimore is in April. Flight prices, which tend to average around $252, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $289.
What is the cheapest day to depart on your flight to Portland, Maine?
On average, the least expensive day to fly to Portland, Maine from Baltimore is on a Saturday. momondo users have found tickets for Saturday departures for as low as $288. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Baltimore because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $358.
What is the cheapest time of day to depart on your flight to Portland, Maine?
In the evening is the cheapest time of day to fly from Baltimore to Portland, Maine when you can find flight prices for as low as $293. Flying to Portland, Maine in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $380. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Baltimore/Washington to Portland flight route?
Fly from Baltimore/Washington to Portland for the best Baltimore/Washington - Portland flight prices
How far in advance should I book a flight to Portland, Maine?
You are more likely to see cheaper flights to Portland, Maine from Baltimore when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland, Maine for around $356 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland, Maine from Baltimore for as low as $292 on momondo.
What cabin class options are available on Baltimore/Washington to Portland flights?
There are 1 cabin classes available to choose from on Baltimore/Washington to Portland 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 Baltimore to Portland, Maine flights?
You could potentially save up to 23% on your flight if you consider stops on a Baltimore to Portland, Maine flight.
How have Baltimore to Portland, Maine flight prices changed over time?
What is the cheapest airline that flies from Baltimore/Washington to Portland?
Southwest, Delta, and American Airlines are the most popular carriers operating from Baltimore/Washington to Portland
What airlines fly to Portland, Maine?
American Airlines, Spirit Airlines and United Airlines are the top three most popular airlines that fly to Portland, Maine from Baltimore according to our data. American Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 6 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.
How many flights depart from Baltimore to Portland, Maine on average per day?
2 flights are operational daily from Baltimore to Portland, Maine as of June 2025. The most popular departure time for this route is 1:00PM, with 50% of flights per day taking off in the afternoon.
How many flights depart from Baltimore to Portland, Maine on average per week?
The number of flights available between Baltimore and Portland, Maine is 20 per week as of June 2025. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.
When to book flights from Baltimore to Portland, Maine
Cheap Baltimore to Portland, Maine (BWI to PWM) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Baltimore to Portland, Maine
Best Price Found | $123 |
|---|---|
Fastest flight time | 1h 30m |
Direct flights | Every day |
Airports in Portland, Maine | 1 airport |
How far is Baltimore/Washington to Portland by plane?
A flight from Baltimore/Washington to Portland will travel around 446.1 mi. Flights usually cover this in 1h 30m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Baltimore/Washington Airport to Portland Airport?
Prices for flights from Baltimore/Washington Airport to Portland Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Baltimore/Washington Airport to Portland Airport?
As of June 2025, there are 3 operators available to choose from for flights from Baltimore/Washington Airport to Portland Airport.
How old do you have to be to fly from Baltimore/Washington Airport to Portland Airport?
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 Baltimore/Washington Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Baltimore to Portland, Maine?
Based on momondo bookings for flights between Baltimore and Portland, Maine, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 24.86% of the total bookings. Other popular models include Boeing 737-700 Passenger/BBJ1 (winglets) with 24.05%, Embraer 175 (Enhanced Winglets) with 16.58%, and Embraer 170 with 13.72%.
What is the most popular airline from Baltimore to Portland, Maine?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Baltimore to Portland, Maine is Southwest (83% of total bookings). The next most popular airlines are American Airlines (9%) and United Airlines (7%).
Best airlines flying from Baltimore to Portland, Maine
Compare and see reviews for airlines that fly from Baltimore to Portland, Maine with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $129 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $189 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $246 | Free Cancellation | Rating 8.0 4,280 reviews |
Southwest Flights From Baltimore to Portland, Maine
Southwest operates around 20 flights from Baltimore to Portland, Maine every week. The average price of these flights found in the last 72 hours has been $374, but momondo users have found Southwest deals from Baltimore to Portland, Maine from as low as $246 round-trip. Southwest has been scored 8.0/10 in 4,280 reviews.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Baltimore to Portland?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Baltimore to Portland for you.
Can I find flights from Baltimore to Portland with flexible booking policies on momondo?
Flights from Baltimore to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Baltimore to Portland?
momondo helps you find the best flight between Baltimore and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Baltimore to Portland right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Baltimore to Portland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portland and let you know when they change.