Cheap flights from Indianapolis to Portland from $108

The cheapest month to fly to Portland from Indianapolis is in August. Flight prices, which tend to average around $324, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in August, then you should wait until July to fly from Indianapolis, when ticket prices are also cheap, with an average price of $351.

The cheapest day to depart on your flight to Portland is on a Friday when prices can be found for as low as $125. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Thursday, with ticket prices averaging around $270.

The cheapest time of day to fly to Portland is in the morning when flights can be purchased for as low as $159. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $243 per ticket.

Fly from Indianapolis to Portland for the best Indianapolis - Portland flight prices

You are more likely to see cheaper flights to Portland from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $423 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Indianapolis for as low as $283 on momondo.

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

No. A direct flight is the cheapest option for a flight between Indianapolis to Portland.

As of July 2026, prices for Indianapolis to Portland flights are approximately 49% cheaper when compared to flights at the same time last year.

United Airlines, Delta, and Southwest are the most popular carriers operating from Indianapolis to Portland

Allegiant Air, Delta and United Airlines are the top three most popular airlines that fly to Portland from Indianapolis according to our data. Allegiant Air is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 7 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

Chicago (ORD) was the most common stop: 38% of momondo users choosing 1-stop flights on this route connected there.

Flights via Chicago (ORD) offer the lowest average round-trip price of $370.

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 6h 52m.

Chicago (ORD) has the shortest average layover time for this route: 1h 10m.

The number of flights available between Indianapolis and Portland is 1 per day as of July 2026. The most frequent departure time is 1:00PM, with 100% of daily flights leaving in the afternoon.

As of July 2026, there are 9 flights per week flying from Indianapolis to Portland. The most common day of the week flights depart is Mon, with 22% of flights taking off on this day.