Flights from St. Louis to Haverhill

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.

Mon, Jun 23 - Sat, Jun 28

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$199 Roundtrip, found 2 days ago

$199

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Mon, Jun 23 from Lambert-St. Louis Intl. to Logan Intl., returning Sat, Jun 28, priced at $199 found 2 days ago

Mon, Jun 23 - Thu, Jun 26

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$209 Roundtrip, found 2 days ago

$209

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Mon, Jun 23 from Lambert-St. Louis Intl. to Logan Intl., returning Thu, Jun 26, priced at $209 found 2 days ago

Sun, Sep 28 - Thu, Oct 2

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$210 Roundtrip, found 4 days ago

$210

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Sep 28 from Lambert-St. Louis Intl. to Logan Intl., returning Thu, Oct 2, priced at $210 found 4 days ago

Sun, Jun 29 - Thu, Jul 3

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$219 Roundtrip, found 2 days ago

$219

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Sun, Jun 29 from Lambert-St. Louis Intl. to Logan Intl., returning Thu, Jul 3, priced at $219 found 2 days ago

Sun, Jun 22 - Sat, Jun 28

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$235 Roundtrip, found 2 days ago

$235

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Sun, Jun 22 from Lambert-St. Louis Intl. to Logan Intl., returning Sat, Jun 28, priced at $235 found 2 days ago

Mon, Jun 23 - Sun, Jun 29

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$236 Roundtrip, found 2 days ago

$236

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Mon, Jun 23 from Lambert-St. Louis Intl. to Logan Intl., returning Sun, Jun 29, priced at $236 found 2 days ago

Mon, Sep 22 - Sun, Oct 5

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$239 Roundtrip, found 4 days ago

$239

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Mon, Sep 22 from Lambert-St. Louis Intl. to Logan Intl., returning Sun, Oct 5, priced at $239 found 4 days ago

Sun, Sep 28 - Sun, Oct 5

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$240 Roundtrip, found 4 days ago

$240

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Sep 28 from Lambert-St. Louis Intl. to Logan Intl., returning Sun, Oct 5, priced at $240 found 4 days ago

Thu, Jun 26 - Sat, Jun 28

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$242 Roundtrip, found 2 days ago

$242

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Thu, Jun 26 from Lambert-St. Louis Intl. to Logan Intl., returning Sat, Jun 28, priced at $242 found 2 days ago

Sun, Jun 22 - Thu, Jun 26

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$245 Roundtrip, found 2 days ago

$245

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Sun, Jun 22 from Lambert-St. Louis Intl. to Logan Intl., returning Thu, Jun 26, priced at $245 found 2 days ago

Mon, Sep 22 - Sat, Oct 4

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$249 Roundtrip, found 4 days ago

$249

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Mon, Sep 22 from Lambert-St. Louis Intl. to Logan Intl., returning Sat, Oct 4, priced at $249 found 4 days ago

Thu, Oct 9 - Fri, Oct 17

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$254 Roundtrip, found 5 days ago

$254

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Oct 9 from Lambert-St. Louis Intl. to Logan Intl., returning Fri, Oct 17, priced at $254 found 5 days ago

Mon, Sep 22 - Thu, Oct 2

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$259 Roundtrip, found 4 days ago

$259

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Mon, Sep 22 from Lambert-St. Louis Intl. to Logan Intl., returning Thu, Oct 2, priced at $259 found 4 days ago

Fri, Jun 27 - Thu, Jul 3

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$262 Roundtrip, found 2 days ago

$262

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Fri, Jun 27 from Lambert-St. Louis Intl. to Logan Intl., returning Thu, Jul 3, priced at $262 found 2 days ago

Fri, Sep 26 - Sat, Oct 4

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$269 Roundtrip, found 4 days ago

$269

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Fri, Sep 26 from Lambert-St. Louis Intl. to Logan Intl., returning Sat, Oct 4, priced at $269 found 4 days ago

Wed, Oct 8 - Sun, Oct 19

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$271 Roundtrip, found 1 day ago

$271

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Oct 8 from Lambert-St. Louis Intl. to Logan Intl., returning Sun, Oct 19, priced at $271 found 1 day ago

Tue, Jun 24 - Tue, Jul 1

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$309 Roundtrip, found 2 days ago

$309

Roundtrip

found 2 days ago

Select Delta flight, departing Tue, Jun 24 from Lambert-St. Louis Intl. to Logan Intl., returning Tue, Jul 1, priced at $309 found 2 days ago

Wed, Oct 8 - Sun, Oct 19

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$359 Roundtrip, found 1 day ago

$359

Roundtrip

found 1 day ago

Select American Airlines flight, departing Wed, Oct 8 from Lambert-St. Louis Intl. to Logan Intl., returning Sun, Oct 19, priced at $359 found 1 day ago

Wed, Oct 8 - Sun, Oct 19

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$375 Roundtrip, found 1 day ago

$375

Roundtrip

found 1 day ago

Select United flight, departing Wed, Oct 8 from Lambert-St. Louis Intl. to Logan Intl., returning Sun, Oct 19, priced at $375 found 1 day ago

Tue, Jun 24 - Sat, Jun 28

STL

Lambert-St. Louis Intl.

BOS

Logan Intl.

$382 Roundtrip, found 2 days ago

$382

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Jun 24 from Lambert-St. Louis Intl. to Logan Intl., returning Sat, Jun 28, priced at $382 found 2 days ago