Flights from St. Louis to Parsonsfield

Cheapest flights from St. Louis

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Oct 12 - Sat, Oct 18

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$260 Roundtrip, found 4 days ago

$260

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Oct 12 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Sat, Oct 18, priced at $260 found 4 days ago

Tue, Oct 14 - Wed, Oct 22

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$319 Roundtrip, found 4 days ago

$319

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Oct 14 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Wed, Oct 22, priced at $319 found 4 days ago

Tue, Oct 14 - Sat, Oct 18

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$342 Roundtrip, found 4 days ago

$342

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Oct 14 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Sat, Oct 18, priced at $342 found 4 days ago

Fri, Oct 17 - Wed, Oct 22

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$348 Roundtrip, found 4 days ago

$348

Roundtrip

found 4 days ago

Select Delta flight, departing Fri, Oct 17 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Wed, Oct 22, priced at $348 found 4 days ago

Sun, Oct 12 - Wed, Oct 22

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$353 Roundtrip, found 4 days ago

$353

Roundtrip

found 4 days ago

Select Delta flight, departing Sun, Oct 12 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Wed, Oct 22, priced at $353 found 4 days ago

Mon, Oct 13 - Sat, Oct 18

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$365 Roundtrip, found 4 days ago

$365

Roundtrip

found 4 days ago

Select Delta flight, departing Mon, Oct 13 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Sat, Oct 18, priced at $365 found 4 days ago

Wed, Oct 15 - Sun, Oct 19

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$367 Roundtrip, found 4 days ago

$367

Roundtrip

found 4 days ago

Select American Airlines flight, departing Wed, Oct 15 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Sun, Oct 19, priced at $367 found 4 days ago

Fri, Oct 17 - Sat, Oct 18

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$371 Roundtrip, found 4 days ago

$371

Roundtrip

found 4 days ago

Select Delta flight, departing Fri, Oct 17 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Sat, Oct 18, priced at $371 found 4 days ago

Sun, Oct 12 - Thu, Oct 16

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$376 Roundtrip, found 4 days ago

$376

Roundtrip

found 4 days ago

Select Delta flight, departing Sun, Oct 12 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Thu, Oct 16, priced at $376 found 4 days ago

Wed, Oct 15 - Sun, Oct 19

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$377 Roundtrip, found 4 days ago

$377

Roundtrip

found 4 days ago

Select American Airlines flight, departing Wed, Oct 15 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Sun, Oct 19, priced at $377 found 4 days ago

Wed, Oct 15 - Sun, Oct 19

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$377 Roundtrip, found 4 days ago

$377

Roundtrip

found 4 days ago

Select United flight, departing Wed, Oct 15 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Sun, Oct 19, priced at $377 found 4 days ago

Tue, Oct 14 - Fri, Oct 17

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$381 Roundtrip, found 4 days ago

$381

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Oct 14 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Fri, Oct 17, priced at $381 found 4 days ago

Wed, Oct 15 - Fri, Oct 17

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$383 Roundtrip, found 4 days ago

$383

Roundtrip

found 4 days ago

Select Delta flight, departing Wed, Oct 15 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Fri, Oct 17, priced at $383 found 4 days ago

Tue, Oct 14 - Mon, Oct 20

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$393 Roundtrip, found 4 days ago

$393

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Oct 14 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Mon, Oct 20, priced at $393 found 4 days ago

Wed, Oct 15 - Sun, Oct 19

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$398 Roundtrip, found 4 days ago

$398

Roundtrip

found 4 days ago

Select United flight, departing Wed, Oct 15 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Sun, Oct 19, priced at $398 found 4 days ago

Wed, Oct 15 - Sun, Oct 19

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$400 Roundtrip, found 4 days ago

$400

Roundtrip

found 4 days ago

Select American Airlines flight, departing Wed, Oct 15 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Sun, Oct 19, priced at $400 found 4 days ago

Mon, Oct 13 - Fri, Oct 17

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$404 Roundtrip, found 4 days ago

$404

Roundtrip

found 4 days ago

Select Delta flight, departing Mon, Oct 13 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Fri, Oct 17, priced at $404 found 4 days ago

Thu, Oct 16 - Fri, Oct 17

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$406 Roundtrip, found 4 days ago

$406

Roundtrip

found 4 days ago

Select Delta flight, departing Thu, Oct 16 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Fri, Oct 17, priced at $406 found 4 days ago

Sun, Oct 12 - Fri, Oct 17

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$415 Roundtrip, found 4 days ago

$415

Roundtrip

found 4 days ago

Select Delta flight, departing Sun, Oct 12 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Fri, Oct 17, priced at $415 found 4 days ago

Sat, Oct 18 - Mon, Oct 20

STL

Lambert-St. Louis Intl.

PWM

Portland Intl. Jetport

$416 Roundtrip, found 4 days ago

$416

Roundtrip

found 4 days ago

Select Delta flight, departing Sat, Oct 18 from Lambert-St. Louis Intl. to Portland Intl. Jetport, returning Mon, Oct 20, priced at $416 found 4 days ago