Cheap flights from South Carolina to Portland from $69

The cheapest month to fly to Portland, Maine from South Carolina is in September. Flight prices, which tend to average around $51, 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 September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $52.

On average, the least expensive day to fly to Portland, Maine from South Carolina is on a Saturday. momondo users have found tickets for Saturday departures for as low as $166. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from South Carolina because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $239.

At noon is the cheapest time of day to fly from South Carolina to Portland, Maine when you can find flight prices for as low as $172. Flying to Portland, Maine at noon 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 $189. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Charleston to Portland for the best South Carolina - Portland flight prices

You are more likely to see cheaper flights to Portland, Maine from South Carolina when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland, Maine for around $279 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland, Maine from South Carolina for as low as $193 on momondo.

There is only 1 cabin class available to choose from on South Carolina to Portland, Maine flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Breeze Airways, Delta, and United Airlines are the most popular carriers operating from South Carolina to Portland

American Airlines, JetBlue and Delta are the top three most popular airlines that fly to Portland, Maine from South Carolina according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 7 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

The number of flights available between South Carolina and Portland, Maine is 2 per day as of June 2026. The most frequent departure time is 3:00PM, with 100% of daily flights leaving in the afternoon.

As of June 2026, 20 flights take off from South Carolina and land in Portland, Maine each week. The most common flight departure day for this route is Sun, with 25% of weekly flights taking off on this day.