British Airways Flight 851 Deals & Information (2026/2027)

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British Airways Flight 851 Route Deals From $69

The cheapest prices found with in the last 7 days for return flights were $148 and $69 for one-way flights to Heathrow for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Mar 5 - Fri, Mar 13
WAW
Frederic Chopin
LHR
Heathrow
$148 Roundtrip, found 19 hours ago
$148
Roundtrip
found 19 hours ago
Select British Airways flight, departing Thu, Mar 5 from Frederic Chopin to Heathrow, returning Fri, Mar 13, priced at $148 found 19 hours ago
Sun, Feb 15 - Sun, Feb 22
WAW
Frederic Chopin
LHR
Heathrow
$150 Roundtrip, found 1 day ago
$150
Roundtrip
found 1 day ago
Select British Airways flight, departing Sun, Feb 15 from Frederic Chopin to Heathrow, returning Sun, Feb 22, priced at $150 found 1 day ago
Thu, Mar 5 - Fri, Mar 13
WAW
Frederic Chopin
LHR
Heathrow
$153 Roundtrip, found 19 hours ago
$153
Roundtrip
found 19 hours ago
Select British Airways flight, departing Thu, Mar 5 from Frederic Chopin to Heathrow, returning Fri, Mar 13, priced at $153 found 19 hours ago
Thu, Feb 19 - Sun, Feb 22
WAW
Frederic Chopin
LHR
Heathrow
$154 Roundtrip, found 3 days ago
$154
Roundtrip
found 3 days ago
Select British Airways flight, departing Thu, Feb 19 from Frederic Chopin to Heathrow, returning Sun, Feb 22, priced at $154 found 3 days ago
Wed, Jun 24 - Wed, Aug 26
WAW
Frederic Chopin
LHR
Heathrow
$163 Roundtrip, found 1 day ago
$163
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Jun 24 from Frederic Chopin to Heathrow, returning Wed, Aug 26, priced at $163 found 1 day ago
Sun, Feb 15 - Sun, Feb 22
WAW
Frederic Chopin
LHR
Heathrow
$165 Roundtrip, found 1 day ago
$165
Roundtrip
found 1 day ago
Select British Airways flight, departing Sun, Feb 15 from Frederic Chopin to Heathrow, returning Sun, Feb 22, priced at $165 found 1 day ago
Wed, Jun 24 - Wed, Aug 26
WAW
Frederic Chopin
LHR
Heathrow
$167 Roundtrip, found 1 day ago
$167
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Jun 24 from Frederic Chopin to Heathrow, returning Wed, Aug 26, priced at $167 found 1 day ago
Sun, Feb 15 - Sun, Feb 22
WAW
Frederic Chopin
LHR
Heathrow
$174 Roundtrip, found 1 day ago
$174
Roundtrip
found 1 day ago
Select British Airways flight, departing Sun, Feb 15 from Frederic Chopin to Heathrow, returning Sun, Feb 22, priced at $174 found 1 day ago
Sat, Apr 25 - Wed, Apr 29
WAW
Frederic Chopin
LHR
Heathrow
$176 Roundtrip, found 3 days ago
$176
Roundtrip
found 3 days ago
Select British Airways flight, departing Sat, Apr 25 from Frederic Chopin to Heathrow, returning Wed, Apr 29, priced at $176 found 3 days ago
Thu, Mar 5 - Fri, Mar 13
WAW
Frederic Chopin
LHR
Heathrow
$177 Roundtrip, found 19 hours ago
$177
Roundtrip
found 19 hours ago
Select British Airways flight, departing Thu, Mar 5 from Frederic Chopin to Heathrow, returning Fri, Mar 13, priced at $177 found 19 hours ago