Cheap Flights from Portland, OR to Houston, TX from $85

Return flight: Houston – Portland

On Cheapflightsplus.com you will find 6 direct and 340 connecting flights from Portland to Houston. You can compare airfare deals from 7 airlines and multiple travel sites from $85, book and save on cheap plane tickets and last minute offers. Also check out PDX-HOU flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Portland to Houston depends on and how to choose the most interesting flight option for you.

Distance between Portland and Houston is 2964 miles. Time difference between the cities is 2h. Airplanes depart 05:00 to 23:59 from 1 Portland airport and arrive 05:00 to 23:59 to 15 Houston airports. Average flight time is 4h 9m.

  • The fastest flight 4h 2m
  • Average flight time 4h 9m
  • The earliest flight 05:00
  • The latest flight 23:59
  • Distance 1842 ml

The cheapest months to travel to Houston are june (from 85 $), august (from 85 $), may (from 100 $).

The most expensive months are january (from 333 $), february (from 210 $), september (from 113 $).

What is the lowest airfare Portland to Houston?

The cheapest plane ticket found by our users is $85. This airfare is for economy class on one-way NK2099 flight by Spirit Airlines for July 5, 2025 which leaves Portland in Portland at 18:39 am and arrives at Houston George Bush at 05:20.

Economy class
$85
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Business class
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First class
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Flight Schedule Portland (Oregon) to Houston (Texas)

06:35 — 23:36
15h 1m flight time
Find flight
from$110
06:35 — 10:13 Portland — Denver
F91790 Frontier Airlines
9h 39m stop
20:15 — 23:59 Denver — Houston
F92996 Frontier Airlines
06:35 — 10:08+1day
25h 33m flight time
Find flight
from$113
06:35 — 10:13 Portland — Denver
F91790 Frontier Airlines
20h 23m stop
06:40 — 10:23 Denver — Houston
F93206 Frontier Airlines
07:04 — 13:16
4h 12m flight time
Find flight
from$143
Portland — Houston
UA625 United Airlines
10:38 — 16:40
4h 2m flight time
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from$108
Portland — Houston
HA7420 Hawaiian Airlines
10:38 — 16:40
4h 2m flight time
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from$112
Portland — Houston
AS1420 Alaska Airlines
12:48 — 10:23+1day
19h 35m flight time
Find flight
from$105
12:48 — 16:28 Portland — Denver
F92688 Frontier Airlines
14h 12m stop
06:40 — 10:23 Denver — Houston
F93206 Frontier Airlines
12:58 — 19:09
4h 11m flight time
Find flight
from$143
Portland — Houston
UA1794 United Airlines
13:37 — 23:26
7h 49m flight time
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from$100
13:37 — 15:48 Portland — Las Vegas
NK2513 Spirit Airlines
2h 33m stop
18:21 — 23:26 Las Vegas — Houston
NK2380 Spirit Airlines
14:30 — 00:06+1day
7h 36m flight time
Find flight
from$113
14:30 — 15:33 Portland — Seattle
HA6314 Hawaiian Airlines
2h 7m stop
17:40 — 00:06 Seattle — Houston
HA6725 Hawaiian Airlines
14:35 — 00:07+1day
7h 32m flight time
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from$85
14:35 — 16:51 Portland — Las Vegas
NK786 Spirit Airlines
2h 6m stop
18:57 — 00:07 Las Vegas — Houston
NK2394 Spirit Airlines
18:39 — 05:20+1day
8h 41m flight time
Find flight
from$85
17:40 — 19:49 Portland — Las Vegas
NK2099 Spirit Airlines
3h 33m stop
00:38 — 05:31 Las Vegas — Houston
NK2378 Spirit Airlines
18:53 — 10:08+1day
13h 15m flight time
Find flight
from$113
17:50 — 21:34 Portland — Denver
F92554 Frontier Airlines
7h 58m stop
06:40 — 10:23 Denver — Houston
F93206 Frontier Airlines
18:53 — 23:43+1day
26h 50m flight time
Find flight
from$113
17:50 — 21:34 Portland — Denver
F92554 Frontier Airlines
21h 16m stop
19:53 — 23:47 Denver — Houston
F92996 Frontier Airlines
23:59 — 06:10+1day
4h 11m flight time
Find flight
from$158
Portland — Houston
UA1325 United Airlines
23:59 — 06:05+1day
4h 6m flight time
Find flight
from$255
Portland — Houston
UA442 United Airlines
Full flight schedule will help you in detecting at what time planes fly from Portland to Houston. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on October 15, 2025.

Popular Airlines on the Route

The flight Portland — Houston is served by 7 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 66 departures per week at the price of from $ 112 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 2885.

Direct flights

There are 6 nonstop flights on the route. The fastest direct flight is HA7420 by Hawaiian Airlines takes 4h 2m and the cheapest is NK2099 by Spirit Airlines for $108.

  • AS - Alaska Airlines
    from $112
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  • HA - Hawaiian Airlines
    from $108
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  • UA - United Airlines
    from $143
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See more direct flights

Connecting Flights

There are 340 flights with layovers on the route. The fastest connecting flight is UA2190 by United Airlines takes 5h 48m and the cheapest is NK2099 by Spirit Airlines for $85.

  • AS - Alaska Airlines
    from $122
    Find
  • F9 - Frontier Airlines
    from $105
    Find
  • SY - Sun Country Airlines
    from $173
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  • HA - Hawaiian Airlines
    from $113
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  • UA - United Airlines
    from $147
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  • NK - Spirit Airlines
    from $85
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  • G4 - Allegiant Air
    from $126
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See more connecting flights

Airports

You can fly from Portland to Houston from 1 airports (Portland).

Portland airports

  • Portland-PDX
    from $85
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Houston airports

  • Ellington Field-EFD
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  • West Houston-IWS
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  • Hobby-HOU
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  • Park Ten Heliport-JPT
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  • Andrau Airpark-AAP
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  • George Bush-IAH
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  • Greenway Plaza H/P-JGP
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  • David Wayne Hooks-DWH
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  • Transco Twr Galleria-JGQ
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  • Westchase Hilton H/P-JWH
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  • Spaceland-SPX
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  • Woodlawns-JWL
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  • Marriot Astrodome Heliport-JMA
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  • Central Bus. District-JDX
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  • Houston Municipal-SGR
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

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