Flights from Boston to Klotten

Cheapest flights from Boston

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.

Wed, Aug 27 - Tue, Sep 9

BOS

Logan Intl.

FRA

Frankfurt Intl.

$510 Roundtrip, found 1 hour ago

$510

Roundtrip

found 1 hour ago

Select Delta flight, departing Wed, Aug 27 from Logan Intl. to Frankfurt Intl., returning Tue, Sep 9, priced at $510 found 1 hour ago

Sat, Aug 30 - Sat, Sep 6

BOS

Logan Intl.

FRA

Frankfurt Intl.

$520 Roundtrip, found 1 hour ago

$520

Roundtrip

found 1 hour ago

Select Condor flight, departing Sat, Aug 30 from Logan Intl. to Frankfurt Intl., returning Sat, Sep 6, priced at $520 found 1 hour ago

Thu, Aug 28 - Sat, Sep 6

BOS

Logan Intl.

FRA

Frankfurt Intl.

$649 Roundtrip, found 1 hour ago

$649

Roundtrip

found 1 hour ago

Select Icelandair flight, departing Thu, Aug 28 from Logan Intl. to Frankfurt Intl., returning Sat, Sep 6, priced at $649 found 1 hour ago

Sat, Aug 30 - Sat, Sep 6

BOS

Logan Intl.

FRA

Frankfurt Intl.

$707 Roundtrip, found 1 hour ago

$707

Roundtrip

found 1 hour ago

Select KLM flight, departing Sat, Aug 30 from Logan Intl. to Frankfurt Intl., returning Sat, Sep 6, priced at $707 found 1 hour ago

Sat, Aug 30 - Sat, Sep 6

BOS

Logan Intl.

FRA

Frankfurt Intl.

$717 Roundtrip, found 1 hour ago

$717

Roundtrip

found 1 hour ago

Select Alaska Airlines flight, departing Sat, Aug 30 from Logan Intl. to Frankfurt Intl., returning Sat, Sep 6, priced at $717 found 1 hour ago

Mon, Aug 18 - Wed, Aug 27

BOS

Logan Intl.

FRA

Frankfurt Intl.

$793 Roundtrip, found 4 days ago

$793

Roundtrip

found 4 days ago

Select United flight, departing Mon, Aug 18 from Logan Intl. to Frankfurt Intl., returning Wed, Aug 27, priced at $793 found 4 days ago

Mon, Aug 18 - Wed, Aug 27

BOS

Logan Intl.

FRA

Frankfurt Intl.

$793 Roundtrip, found 4 days ago

$793

Roundtrip

found 4 days ago

Select Lufthansa flight, departing Mon, Aug 18 from Logan Intl. to Frankfurt Intl., returning Wed, Aug 27, priced at $793 found 4 days ago

Mon, Aug 18 - Wed, Aug 27

BOS

Logan Intl.

FRA

Frankfurt Intl.

$807 Roundtrip, found 4 days ago

$807

Roundtrip

found 4 days ago

Select American Airlines flight, departing Mon, Aug 18 from Logan Intl. to Frankfurt Intl., returning Wed, Aug 27, priced at $807 found 4 days ago

Mon, Aug 18 - Wed, Aug 27

BOS

Logan Intl.

FRA

Frankfurt Intl.

$822 Roundtrip, found 4 days ago

$822

Roundtrip

found 4 days ago

Select Swiss International Air Lines flight, departing Mon, Aug 18 from Logan Intl. to Frankfurt Intl., returning Wed, Aug 27, priced at $822 found 4 days ago

Mon, Aug 18 - Wed, Aug 27

BOS

Logan Intl.

FRA

Frankfurt Intl.

$853 Roundtrip, found 4 days ago

$853

Roundtrip

found 4 days ago

Select British Airways flight, departing Mon, Aug 18 from Logan Intl. to Frankfurt Intl., returning Wed, Aug 27, priced at $853 found 4 days ago

Sat, Aug 30 - Sat, Sep 6

BOS

Logan Intl.

FRA

Frankfurt Intl.

$863 Roundtrip, found 1 hour ago

$863

Roundtrip

found 1 hour ago

Select TAP Portugal flight, departing Sat, Aug 30 from Logan Intl. to Frankfurt Intl., returning Sat, Sep 6, priced at $863 found 1 hour ago

Sat, Aug 30 - Sat, Sep 6

BOS

Logan Intl.

FRA

Frankfurt Intl.

$876 Roundtrip, found 1 hour ago

$876

Roundtrip

found 1 hour ago

Select Air Canada flight, departing Sat, Aug 30 from Logan Intl. to Frankfurt Intl., returning Sat, Sep 6, priced at $876 found 1 hour ago

Sat, Aug 30 - Sat, Sep 6

BOS

Logan Intl.

FRA

Frankfurt Intl.

$910 Roundtrip, found 1 hour ago

$910

Roundtrip

found 1 hour ago

Select Austrian Airlines flight, departing Sat, Aug 30 from Logan Intl. to Frankfurt Intl., returning Sat, Sep 6, priced at $910 found 1 hour ago

Sat, Aug 30 - Sat, Sep 6

BOS

Logan Intl.

FRA

Frankfurt Intl.

$910 Roundtrip, found 1 hour ago

$910

Roundtrip

found 1 hour ago

Select Air France flight, departing Sat, Aug 30 from Logan Intl. to Frankfurt Intl., returning Sat, Sep 6, priced at $910 found 1 hour ago

Mon, Aug 18 - Wed, Aug 27

BOS

Logan Intl.

FRA

Frankfurt Intl.

$993 Roundtrip, found 4 days ago

$993

Roundtrip

found 4 days ago

Select Virgin Atlantic flight, departing Mon, Aug 18 from Logan Intl. to Frankfurt Intl., returning Wed, Aug 27, priced at $993 found 4 days ago

Mon, Aug 18 - Wed, Aug 27

BOS

Logan Intl.

FRA

Frankfurt Intl.

$1,026 Roundtrip, found 4 days ago

$1,026

Roundtrip

found 4 days ago

Select Aer Lingus flight, departing Mon, Aug 18 from Logan Intl. to Frankfurt Intl., returning Wed, Aug 27, priced at $1,026 found 4 days ago

Sat, Aug 30 - Sat, Sep 6

BOS

Logan Intl.

FRA

Frankfurt Intl.

$1,162 Roundtrip, found 1 hour ago

$1,162

Roundtrip

found 1 hour ago

Select Scandinavian Airlines flight, departing Sat, Aug 30 from Logan Intl. to Frankfurt Intl., returning Sat, Sep 6, priced at $1,162 found 1 hour ago

Mon, Aug 18 - Wed, Aug 27

BOS

Logan Intl.

FRA

Frankfurt Intl.

$1,197 Roundtrip, found 4 days ago

$1,197

Roundtrip

found 4 days ago

Select Brussels Airlines flight, departing Mon, Aug 18 from Logan Intl. to Frankfurt Intl., returning Wed, Aug 27, priced at $1,197 found 4 days ago

Sat, Aug 30 - Sat, Sep 6

BOS

Logan Intl.

FRA

Frankfurt Intl.

$1,197 Roundtrip, found 1 hour ago

$1,197

Roundtrip

found 1 hour ago

Select Iberia flight, departing Sat, Aug 30 from Logan Intl. to Frankfurt Intl., returning Sat, Sep 6, priced at $1,197 found 1 hour ago

Sat, Aug 30 - Sat, Sep 6

BOS

Logan Intl.

FRA

Frankfurt Intl.

$1,236 Roundtrip, found 1 hour ago

$1,236

Roundtrip

found 1 hour ago

Select SATA International-Azores Airlines S.A. flight, departing Sat, Aug 30 from Logan Intl. to Frankfurt Intl., returning Sat, Sep 6, priced at $1,236 found 1 hour ago