Qantas Airways Flight 1851 Deals & Information (2025/2026)

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Qantas Airways Flight 1851 Route Deals From $139

The cheapest prices found with in the last 7 days for return flights were $227 and $139 for one-way flights to Brisbane for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Aug 30 - Sat, Sep 6
CNS
Cairns Intl.
BNE
Brisbane
$227 Roundtrip, found 3 days ago
$227
Roundtrip
found 3 days ago
Select Qantas Airways flight, departing Sat, Aug 30 from Cairns Intl. to Brisbane, returning Sat, Sep 6, priced at $227 found 3 days ago
Thu, Aug 7 - Thu, Aug 14
CNS
Cairns Intl.
BNE
Brisbane
$231 Roundtrip, found 2 days ago
$231
Roundtrip
found 2 days ago
Select Qantas Airways flight, departing Thu, Aug 7 from Cairns Intl. to Brisbane, returning Thu, Aug 14, priced at $231 found 2 days ago
Thu, Nov 20 - Tue, Dec 2
CNS
Cairns Intl.
BNE
Brisbane
$244 Roundtrip, found 6 days ago
$244
Roundtrip
found 6 days ago
Select Qantas Airways flight, departing Thu, Nov 20 from Cairns Intl. to Brisbane, returning Tue, Dec 2, priced at $244 found 6 days ago
Sat, Jan 24 - Tue, Jan 27
CNS
Cairns Intl.
BNE
Brisbane
$249 Roundtrip, found 3 days ago
$249
Roundtrip
found 3 days ago
Select Qantas Airways flight, departing Sat, Jan 24 from Cairns Intl. to Brisbane, returning Tue, Jan 27, priced at $249 found 3 days ago
Thu, Jul 17 - Sun, Jul 20
CNS
Cairns Intl.
BNE
Brisbane
$353 Roundtrip, found 15 hours ago
$353
Roundtrip
found 15 hours ago
Select Qantas Airways flight, departing Thu, Jul 17 from Cairns Intl. to Brisbane, returning Sun, Jul 20, priced at $353 found 15 hours ago
Fri, Jul 4 - Mon, Jul 7
CNS
Cairns Intl.
BNE
Brisbane
$360 Roundtrip, found 17 hours ago
$360
Roundtrip
found 17 hours ago
Select Qantas Airways flight, departing Fri, Jul 4 from Cairns Intl. to Brisbane, returning Mon, Jul 7, priced at $360 found 17 hours ago
Fri, Jul 4 - Mon, Jul 7
CNS
Cairns Intl.
BNE
Brisbane
$373 Roundtrip, found 17 hours ago
$373
Roundtrip
found 17 hours ago
Select Qantas Airways flight, departing Fri, Jul 4 from Cairns Intl. to Brisbane, returning Mon, Jul 7, priced at $373 found 17 hours ago
Fri, Jul 4 - Mon, Jul 7
CNS
Cairns Intl.
BNE
Brisbane
$374 Roundtrip, found 17 hours ago
$374
Roundtrip
found 17 hours ago
Select Qantas Airways flight, departing Fri, Jul 4 from Cairns Intl. to Brisbane, returning Mon, Jul 7, priced at $374 found 17 hours ago
Fri, Jul 4 - Mon, Jul 7
CNS
Cairns Intl.
BNE
Brisbane
$401 Roundtrip, found 17 hours ago
$401
Roundtrip
found 17 hours ago
Select Qantas Airways flight, departing Fri, Jul 4 from Cairns Intl. to Brisbane, returning Mon, Jul 7, priced at $401 found 17 hours ago
Fri, Jul 4 - Mon, Jul 7
CNS
Cairns Intl.
BNE
Brisbane
$408 Roundtrip, found 17 hours ago
$408
Roundtrip
found 17 hours ago
Select Qantas Airways flight, departing Fri, Jul 4 from Cairns Intl. to Brisbane, returning Mon, Jul 7, priced at $408 found 17 hours ago
Fri, Jul 4 - Mon, Jul 7
CNS
Cairns Intl.
BNE
Brisbane
$411 Roundtrip, found 17 hours ago
$411
Roundtrip
found 17 hours ago
Select Qantas Airways flight, departing Fri, Jul 4 from Cairns Intl. to Brisbane, returning Mon, Jul 7, priced at $411 found 17 hours ago
Fri, Jul 4 - Mon, Jul 7
CNS
Cairns Intl.
BNE
Brisbane
$425 Roundtrip, found 17 hours ago
$425
Roundtrip
found 17 hours ago
Select Qantas Airways flight, departing Fri, Jul 4 from Cairns Intl. to Brisbane, returning Mon, Jul 7, priced at $425 found 17 hours ago
Fri, Jul 4 - Mon, Jul 7
CNS
Cairns Intl.
BNE
Brisbane
$435 Roundtrip, found 17 hours ago
$435
Roundtrip
found 17 hours ago
Select Qantas Airways flight, departing Fri, Jul 4 from Cairns Intl. to Brisbane, returning Mon, Jul 7, priced at $435 found 17 hours ago

Frequently asked questions

What route does flight number QF1851 take?
QF1851 operates directly from Paraburdoo, WA Airport (PBO) to Perth, WA Airport (PER). During this trip, you can expect to be in the air for about 1 hour and 45 minutes. It pays to book ahead to secure your preferred seat.
How often is QF1851 on time?
If you’re flying with Qantas flight number QF1851, be prepared by keeping a good book in your carry on — 66% of these flights leave according to scheduled times. If your service experiences a delay, your wait time should be approximately 1 hour and 1 minute. This route has a rating of 1.15 stars.
What kind of plane is on flight number QF1851?
The route for QF1851 is most commonly Paraburdoo Airport (PBO) to PER, and the Fokker 100 is the aircraft model you’ll probably be taking off on.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your QF1851 flight with Travelocity, please visit our Customer Service Portal.