Flights from Portland to Dartford

Cheapest flights from Portland

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.

Fri, Sep 12 - Tue, Sep 30

PDX

Portland Intl.

LHR

Heathrow

$528 Roundtrip, found 3 days ago

$528

Roundtrip

found 3 days ago

Select Icelandair flight, departing Fri, Sep 12 from Portland Intl. to Heathrow, returning Tue, Sep 30, priced at $528 found 3 days ago

Wed, Sep 3 - Fri, Sep 12

PDX

Portland Intl.

LHR

Heathrow

$543 Roundtrip, found 5 days ago

$543

Roundtrip

found 5 days ago

Select Virgin Atlantic flight, departing Wed, Sep 3 from Portland Intl. to Heathrow, returning Fri, Sep 12, priced at $543 found 5 days ago

Tue, Sep 2 - Tue, Sep 9

PDX

Portland Intl.

LHR

Heathrow

$549 Roundtrip, found 5 days ago

$549

Roundtrip

found 5 days ago

Select American Airlines flight, departing Tue, Sep 2 from Portland Intl. to Heathrow, returning Tue, Sep 9, priced at $549 found 5 days ago

Sun, Sep 14 - Fri, Oct 3

PDX

Portland Intl.

LHR

Heathrow

$558 Roundtrip, found 3 days ago

$558

Roundtrip

found 3 days ago

Select Virgin Atlantic flight, departing Sun, Sep 14 from Portland Intl. to Heathrow, returning Fri, Oct 3, priced at $558 found 3 days ago

Tue, Sep 2 - Tue, Sep 9

PDX

Portland Intl.

LHR

Heathrow

$559 Roundtrip, found 5 days ago

$559

Roundtrip

found 5 days ago

Select United flight, departing Tue, Sep 2 from Portland Intl. to Heathrow, returning Tue, Sep 9, priced at $559 found 5 days ago

Wed, Sep 3 - Tue, Sep 9

PDX

Portland Intl.

LHR

Heathrow

$577 Roundtrip, found 5 days ago

$577

Roundtrip

found 5 days ago

Select British Airways flight, departing Wed, Sep 3 from Portland Intl. to Heathrow, returning Tue, Sep 9, priced at $577 found 5 days ago

Tue, Sep 2 - Tue, Sep 9

PDX

Portland Intl.

LHR

Heathrow

$585 Roundtrip, found 5 days ago

$585

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Sep 2 from Portland Intl. to Heathrow, returning Tue, Sep 9, priced at $585 found 5 days ago

Tue, Sep 2 - Tue, Sep 9

PDX

Portland Intl.

LHR

Heathrow

$605 Roundtrip, found 5 days ago

$605

Roundtrip

found 5 days ago

Select United flight, departing Tue, Sep 2 from Portland Intl. to Heathrow, returning Tue, Sep 9, priced at $605 found 5 days ago

Mon, Sep 15 - Tue, Sep 30

PDX

Portland Intl.

LHR

Heathrow

$618 Roundtrip, found 3 days ago

$618

Roundtrip

found 3 days ago

Select Icelandair flight, departing Mon, Sep 15 from Portland Intl. to Heathrow, returning Tue, Sep 30, priced at $618 found 3 days ago

Mon, Sep 1 - Wed, Sep 10

PDX

Portland Intl.

LHR

Heathrow

$622 Roundtrip, found 5 days ago

$622

Roundtrip

found 5 days ago

Select United flight, departing Mon, Sep 1 from Portland Intl. to Heathrow, returning Wed, Sep 10, priced at $622 found 5 days ago

Tue, Dec 16 - Wed, Dec 24

PDX

Portland Intl.

LHR

Heathrow

$652 Roundtrip, found 1 day ago

$652

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Dec 16 from Portland Intl. to Heathrow, returning Wed, Dec 24, priced at $652 found 1 day ago

Mon, Sep 15 - Tue, Sep 30

PDX

Portland Intl.

LHR

Heathrow

$666 Roundtrip, found 3 days ago

$666

Roundtrip

found 3 days ago

Select Air Canada flight, departing Mon, Sep 15 from Portland Intl. to Heathrow, returning Tue, Sep 30, priced at $666 found 3 days ago

Tue, Dec 16 - Tue, Dec 23

PDX

Portland Intl.

LHR

Heathrow

$668 Roundtrip, found 1 day ago

$668

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Dec 16 from Portland Intl. to Heathrow, returning Tue, Dec 23, priced at $668 found 1 day ago

Mon, Sep 15 - Tue, Sep 30

PDX

Portland Intl.

LHR

Heathrow

$670 Roundtrip, found 3 days ago

$670

Roundtrip

found 3 days ago

Select Delta flight, departing Mon, Sep 15 from Portland Intl. to Heathrow, returning Tue, Sep 30, priced at $670 found 3 days ago

Sun, Dec 14 - Wed, Dec 24

PDX

Portland Intl.

LHR

Heathrow

$692 Roundtrip, found 1 day ago

$692

Roundtrip

found 1 day ago

Select British Airways flight, departing Sun, Dec 14 from Portland Intl. to Heathrow, returning Wed, Dec 24, priced at $692 found 1 day ago

Mon, Sep 15 - Tue, Sep 30

PDX

Portland Intl.

LHR

Heathrow

$696 Roundtrip, found 3 days ago

$696

Roundtrip

found 3 days ago

Select Delta flight, departing Mon, Sep 15 from Portland Intl. to Heathrow, returning Tue, Sep 30, priced at $696 found 3 days ago

Mon, Sep 15 - Tue, Sep 30

PDX

Portland Intl.

LHR

Heathrow

$700 Roundtrip, found 3 days ago

$700

Roundtrip

found 3 days ago

Select Air Canada flight, departing Mon, Sep 15 from Portland Intl. to Heathrow, returning Tue, Sep 30, priced at $700 found 3 days ago

Sat, Sep 13 - Wed, Oct 1

PDX

Portland Intl.

LHR

Heathrow

$716 Roundtrip, found 3 days ago

$716

Roundtrip

found 3 days ago

Select British Airways flight, departing Sat, Sep 13 from Portland Intl. to Heathrow, returning Wed, Oct 1, priced at $716 found 3 days ago

Mon, Sep 15 - Tue, Sep 30

PDX

Portland Intl.

LHR

Heathrow

$870 Roundtrip, found 3 days ago

$870

Roundtrip

found 3 days ago

Select Brussels Airlines flight, departing Mon, Sep 15 from Portland Intl. to Heathrow, returning Tue, Sep 30, priced at $870 found 3 days ago

Mon, Sep 15 - Tue, Sep 30

PDX

Portland Intl.

LHR

Heathrow

$870 Roundtrip, found 3 days ago

$870

Roundtrip

found 3 days ago

Select Lufthansa flight, departing Mon, Sep 15 from Portland Intl. to Heathrow, returning Tue, Sep 30, priced at $870 found 3 days ago