Find flights
When to book
FAQs

Cheap flights from Portland to Thiruvananthapuram from ₹ 134,529

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — TRV
31 Jan — 7 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portland to Trivandrum

Enter your travel dates to find the best prices.

Best flights from Portland to Trivandrum
Discover carefully curated flight deals from Portland to Trivandrum that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 January 2026.

Sun 8/307:05PDX - TRV
2 stops30h 50mQatar Airways
Wed 11/303:55TRV - PDX
2 stops29h 09mQatar Airways
Deal found 29/12₹ 134,529

Find flight deals from Portland to Trivandrum

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Trivandrum (TRV). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 1 January 2026.

Round-trip from

₹ 134,529

Popular in

December

Cheapest in

September
Qatar Airways
  • Qatar Airways
  • 8/3-11/3
  • 4 total stops
  • 59h 59m total
  • Portland to Thiruvananthapuram
Search Deals
Highest demand for flights based on searches. 49% potential increase in price (₹ 13,234,540 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease (₹ 1,470,589 potential savings vs. average return price).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portland to Trivandrum that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 1 January 2026.
Use the filters below to find and compare flights from Portland to Thiruvananthapuram that are best for you.

Fly from

Portland

Fly to

Trivandrum

Route

Depart

Return

Price

PortlandThiruvananthapuram

PDX - TRV

PDXTRV

Portland

Sun 8/3

07:05-02:25

2 stops30h 50m

Thiruvananthapuram

Wed 11/3

03:55-20:34

2 stops29h 09m

₹ 134,529

Flights are sorted by cheapest return flights first.

Deals found on 29/12

Best time to book a flight from Portland to Trivandrum

Have a flexible travel schedule? Discover the best time to fly to Trivandrum from Portland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Portland to Trivandrum. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland to Thiruvananthapuram?

    Qatar Airways can get you from Portland to Thiruvananthapuram in just under 30h 50m. Your travel time can differ by up to . There are 13686 km between Portland and Thiruvananthapuram.

  • Can I find deals for flights from Portland to Trivandrum that include hotel bookings?

    Yes. In addition to deals on Portland to Trivandrum flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portland to Trivandrum?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Trivandrum.

  • Can I find deals for business class flights from Portland to Trivandrum?

    Yes. Cheapflights offers flight deals from Portland to Trivandrum by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Thiruvananthapuram?

Book flights to Thiruvananthapuram if you plan to visit one of these locations
Varkala
Kovalam
Poovar

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Trivandrum

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Cochin flights
Portland to Kozhikode flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Trivandrum?

When you search for this flight from Portland to Trivandrum, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Portland to Trivandrum?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portland to Trivandrum.

Can Cheapflights find flights from Portland to Trivandrum with no change fees?

Need flexible booking options for your flight to Trivandrum from Portland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Portland to Trivandrum become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Trivandrum from Portland today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.