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Flights from Porto to Billings
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Flights from Porto to Billings Starting at Rs 256,763

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • Round-trip
      • OPO06:15
        23h 52m
        2 stops
        BIL23:07
        Fri, Jan 24|Porto - Billings|Delta Air Lines
        BIL06:21
        32h 59m
        2 stops
        OPO22:20
        Fri, Jan 31|Billings - Porto|Delta Air Lines
        Rs 256,763Rs 426,155
        40% OFF
        40% OFF
        Rs 426,155Rs 256,763

        Choose Delta Air Lines flights from Porto to Billings. The one-way connecting flight with Delta Air Lines departs from Francisco Sa Carneiro International Airport on Fri, Jan 24-Fri, Jan 31, arriving at Billings Logan International Airport. One-way Prices start from Rs 256,763 including taxes and charges.

      • OPO08:20
        20h 19m
        2 stops
        BIL21:39
        Fri, Jan 24|Porto - Billings|American Airlines
        BIL14:03
        18h 57m
        2 stops
        OPO16:00
        Fri, Jan 31|Billings - Porto|American Airlines
        Rs 257,717Rs 426,155
        40% OFF
        40% OFF
        Rs 426,155Rs 257,717

        Choose American Airlines flights from Porto to Billings. The one-way connecting flight with American Airlines departs from Francisco Sa Carneiro International Airport on Fri, Jan 24-Fri, Jan 31, arriving at Billings Logan International Airport. One-way Prices start from Rs 257,717 including taxes and charges.

      • OPO16:10
        32h 42m
        2 stops
        BIL17:52
        Mon, Jan 13|Porto - Billings|KLM Royal Dutch Airlines
        BIL11:40
        16h 15m
        2 stops
        OPO10:55
        Sun, Jan 19|Billings - Porto|KLM Royal Dutch Airlines
        Rs 258,023Rs 426,155
        39% OFF
        39% OFF
        Rs 426,155Rs 258,023

        Choose KLM Royal Dutch Airlines flights from Porto to Billings. The one-way connecting flight with KLM Royal Dutch Airlines departs from Francisco Sa Carneiro International Airport on Mon, Jan 13-Sun, Jan 19, arriving at Billings Logan International Airport. One-way Prices start from Rs 258,023 including taxes and charges.

      • OPO10:55
        37h 57m
        2 stops
        BIL17:52
        Sun, Jan 26|Porto - Billings|KLM Royal Dutch Airlines
        BIL11:40
        16h 15m
        2 stops
        OPO10:55
        Sun, Feb 2|Billings - Porto|KLM Royal Dutch Airlines
        Rs 258,481
        Rs 258,481

        Choose KLM Royal Dutch Airlines flights from Porto to Billings. The one-way connecting flight with KLM Royal Dutch Airlines departs from Francisco Sa Carneiro International Airport on Sun, Jan 26-Sun, Feb 2, arriving at Billings Logan International Airport. One-way Prices start from Rs 258,481 including taxes and charges.

      • OPO11:45
        37h 7m
        2 stops
        BIL17:52
        Sun, Jan 26|Porto - Billings|Air France
        BIL11:40
        16h 15m
        2 stops
        OPO10:55
        Sun, Feb 2|Billings - Porto|Air France
        Rs 262,296
        Rs 262,296

        Choose Air France flights from Porto to Billings. The one-way connecting flight with Air France departs from Francisco Sa Carneiro International Airport on Sun, Jan 26-Sun, Feb 2, arriving at Billings Logan International Airport. One-way Prices start from Rs 262,296 including taxes and charges.

      • OPO06:15
        23h 52m
        2 stops
        BIL23:07
        Fri, Jan 24|Porto - Billings|KLM Royal Dutch Airlines
        BIL06:21
        21h 29m
        2 stops
        OPO10:50
        Fri, Jan 31|Billings - Porto|Delta Air Lines
        Rs 262,602
        Rs 262,602

        Choose KLM Royal Dutch Airlines flights from Porto to Billings. The one-way connecting flight with KLM Royal Dutch Airlines departs from Francisco Sa Carneiro International Airport on Fri, Jan 24-Fri, Jan 31, arriving at Billings Logan International Airport. One-way Prices start from Rs 262,602 including taxes and charges.

      • OPO11:45
        37h 7m
        2 stops
        BIL17:52
        Mon, Jan 13|Porto - Billings|Air France
        BIL11:40
        16h 15m
        2 stops
        OPO10:55
        Sun, Jan 19|Billings - Porto|Air France
        Rs 262,678
        Rs 262,678

        Choose Air France flights from Porto to Billings. The one-way connecting flight with Air France departs from Francisco Sa Carneiro International Airport on Mon, Jan 13-Sun, Jan 19, arriving at Billings Logan International Airport. One-way Prices start from Rs 262,678 including taxes and charges.

      • OPO08:20
        20h 19m
        2 stops
        BIL21:39
        Fri, Jan 24|Porto - Billings|Iberia
        BIL14:03
        18h 57m
        2 stops
        OPO16:00
        Fri, Jan 31|Billings - Porto|American Airlines
        Rs 316,862
        Rs 316,862

        Choose Iberia flights from Porto to Billings. The one-way connecting flight with Iberia departs from Francisco Sa Carneiro International Airport on Fri, Jan 24-Fri, Jan 31, arriving at Billings Logan International Airport. One-way Prices start from Rs 316,862 including taxes and charges.

      • OPO18:15
        34h 24m
        2 stops
        BIL21:39
        Fri, Jan 24|Porto - Billings|TAP Air Portugal
        BIL14:03
        18h 57m
        2 stops
        OPO16:00
        Fri, Jan 31|Billings - Porto|American Airlines
        Rs 322,700
        Rs 322,700

        Choose TAP Air Portugal flights from Porto to Billings. The one-way connecting flight with TAP Air Portugal departs from Francisco Sa Carneiro International Airport on Fri, Jan 24-Fri, Jan 31, arriving at Billings Logan International Airport. One-way Prices start from Rs 322,700 including taxes and charges.

      • OPO12:15
        38h 57m
        2 stops
        BIL20:12
        Mon, Dec 30|Porto - Billings|KLM Royal Dutch Airlines
        BIL05:20
        22h 30m
        2 stops
        OPO10:50
        Tue, Jan 7|Billings - Porto|Delta Air Lines
        Rs 355,554
        Rs 355,554

        Choose KLM Royal Dutch Airlines flights from Porto to Billings. The one-way connecting flight with KLM Royal Dutch Airlines departs from Francisco Sa Carneiro International Airport on Mon, Dec 30-Tue, Jan 7, arriving at Billings Logan International Airport. One-way Prices start from Rs 355,554 including taxes and charges.

      • OPO01:00 pm
        3h 5m
        Nonstop
        BIL02:00 pm
        Thu, Jan 2|Porto - Billings|Delta Air Lines
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        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from Porto to Billings

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Alternative Routes from Porto to Billings

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Porto to Billings.

  • Cheapest
    Delta Air Lines
    OPO
    06:15
    23h 52m
    4 transfer
    BIL
    23:07
    Francisco Sa Carneiro International Airport - Billings Logan International Airport
    Fri, Jan 24Delta Air Lines
    Rs 256,763
  • Delta Air Lines
    OPO
    06:15
    23h 52m
    4 transfer
    BIL
    23:07
    Francisco Sa Carneiro International Airport - Billings Logan International Airport
    Fri, Jan 24Delta Air Lines
    Rs 256,763
    Find More Flights

FAQ

  • When are flight tickets from Porto (OPO) to Billings (BIL) the cheapest?

    Airlines adjust prices for flights from Porto to Billings based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Porto (OPO) to Billings (BIL) cost?

    According to Trip.com's data, the lowest price is around Rs 303,583.

  • What is the transportation method from the main airport to downtown in Billings?

    • The distance from Billings Logan International Airport to downtown is about 3 km. It takes about 20 minutes by taxi.

How to find a cheap flight from Porto to Billings

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Porto to Billings. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Porto to Billings

Off-season for travelSeptember
Peak season for travelAugust
Flight distance7,504.78 km
Popular airlineAmerican Airlines

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