Flights from St. Louis to Londonderry

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.

Thu, Aug 14 - Tue, Aug 19

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$274 Roundtrip, found 21 hours ago

$274

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Thu, Aug 14 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Tue, Aug 19, priced at $274 found 21 hours ago

Tue, Aug 12 - Wed, Aug 20

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$281 Roundtrip, found 21 hours ago

$281

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Wed, Aug 20, priced at $281 found 21 hours ago

Thu, Aug 14 - Tue, Aug 19

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$304 Roundtrip, found 21 hours ago

$304

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Thu, Aug 14 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Tue, Aug 19, priced at $304 found 21 hours ago

Fri, Aug 15 - Wed, Aug 20

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$306 Roundtrip, found 21 hours ago

$306

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Fri, Aug 15 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Wed, Aug 20, priced at $306 found 21 hours ago

Thu, Aug 14 - Tue, Aug 19

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$329 Roundtrip, found 21 hours ago

$329

Roundtrip

found 21 hours ago

Select United flight, departing Thu, Aug 14 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Tue, Aug 19, priced at $329 found 21 hours ago

Fri, Aug 15 - Fri, Aug 22

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$331 Roundtrip, found 21 hours ago

$331

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Fri, Aug 15 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Fri, Aug 22, priced at $331 found 21 hours ago

Thu, Aug 14 - Wed, Aug 20

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$336 Roundtrip, found 21 hours ago

$336

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Thu, Aug 14 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Wed, Aug 20, priced at $336 found 21 hours ago

Thu, Aug 14 - Tue, Aug 19

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$350 Roundtrip, found 21 hours ago

$350

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Thu, Aug 14 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Tue, Aug 19, priced at $350 found 21 hours ago

Thu, Aug 14 - Tue, Aug 19

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$352 Roundtrip, found 21 hours ago

$352

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Thu, Aug 14 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Tue, Aug 19, priced at $352 found 21 hours ago

Tue, Aug 12 - Sat, Aug 16

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$354 Roundtrip, found 21 hours ago

$354

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Sat, Aug 16, priced at $354 found 21 hours ago

Thu, Aug 14 - Fri, Aug 22

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$361 Roundtrip, found 21 hours ago

$361

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Thu, Aug 14 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Fri, Aug 22, priced at $361 found 21 hours ago

Mon, Aug 11 - Wed, Aug 20

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$366 Roundtrip, found 21 hours ago

$366

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Mon, Aug 11 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Wed, Aug 20, priced at $366 found 21 hours ago

Thu, Aug 14 - Tue, Aug 19

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$369 Roundtrip, found 21 hours ago

$369

Roundtrip

found 21 hours ago

Select United flight, departing Thu, Aug 14 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Tue, Aug 19, priced at $369 found 21 hours ago

Fri, Aug 15 - Sat, Aug 16

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$379 Roundtrip, found 21 hours ago

$379

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Fri, Aug 15 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Sat, Aug 16, priced at $379 found 21 hours ago

Thu, Aug 14 - Tue, Aug 19

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$384 Roundtrip, found 21 hours ago

$384

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Thu, Aug 14 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Tue, Aug 19, priced at $384 found 21 hours ago

Thu, Aug 14 - Tue, Aug 19

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$387 Roundtrip, found 21 hours ago

$387

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Thu, Aug 14 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Tue, Aug 19, priced at $387 found 21 hours ago

Thu, Aug 14 - Tue, Aug 19

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$390 Roundtrip, found 21 hours ago

$390

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Thu, Aug 14 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Tue, Aug 19, priced at $390 found 21 hours ago

Mon, Aug 11 - Fri, Aug 22

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$391 Roundtrip, found 21 hours ago

$391

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Mon, Aug 11 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Fri, Aug 22, priced at $391 found 21 hours ago

Tue, Aug 12 - Sun, Aug 17

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$394 Roundtrip, found 21 hours ago

$394

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Tue, Aug 12 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Sun, Aug 17, priced at $394 found 21 hours ago

Thu, Aug 14 - Sat, Aug 16

STL

Lambert-St. Louis Intl.

MHT

Manchester-Boston Regional

$409 Roundtrip, found 21 hours ago

$409

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Thu, Aug 14 from Lambert-St. Louis Intl. to Manchester-Boston Regional, returning Sat, Aug 16, priced at $409 found 21 hours ago