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Flights from Seattle to Bucharest

What to know about flights from Seattle to Bucharest?

The distance between Seattle and Bucharest is approximately 9,333.11 km. Based on Trip.com's data, travel demand peaks in July.

Cheapest one-way
$389
Scandinavian Airlines Scandinavian Airlines SEA-BUH 17h · 1 stop Wed, Oct 7
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Cheapest round-trip
$625
British Airways British Airways SEA-BUH 24h 50m · 2 stops Sun, Oct 18 - Sun, Oct 25
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Recommended airlines
Scandinavian Airlines Scandinavian Airlines Cheapest · From $389 Turkish Airlines Turkish Airlines Most booked
When to travel
October
Cheapest
July
Peak season for travel
Route details
9,333.11 km
Flight distance

Explore the cheapest one-way and round-trip flights from Seattle to Bucharest over the next 90 days, with one-way fares from $389 and round-trip from $625. Based on Trip.com's latest 7-day flight data.

      • SEA 1:30 PM
        24h 50m
        1 stop
        OTP 12:20 AM
        Seattle - Bucharest | Sun, Oct 18 | British Airways
        OTP 4:15 PM
        29h 20m
        1 stop
        SEA 11:35 AM
        Bucharest - Seattle | Sun, Oct 25 | British Airways
        $625 $959
        35% off
        35% off
        $959 $625
      • SEA 1:30 PM
        25h 50m
        1 stop
        OTP 1:20 AM
        Seattle - Bucharest | Fri, Oct 23 | British Airways
        OTP 8:25 AM
        37h
        1 stop
        SEA 12:25 PM
        Bucharest - Seattle | Fri, Oct 30 | British Airways
        $625 $959
        35% off
        35% off
        $959 $625
      • SEA 8:20 PM
        19h
        1 stop
        OTP 1:20 AM
        Seattle - Bucharest | Sat, Oct 24 | British Airways
        OTP 8:20 AM
        18h 30m
        1 stop
        SEA 5:50 PM
        Bucharest - Seattle | Sat, Oct 31 | British Airways
        $625 $959
        35% off
        35% off
        $959 $625
      • SEA 7:45 PM
        19h 20m
        1 stop
        OTP 12:05 AM
        Seattle - Bucharest | Sun, Nov 1 | British Airways
        OTP 4:00 PM
        29h 25m
        1 stop
        SEA 11:25 AM
        Bucharest - Seattle | Sun, Nov 8 | British Airways
        $640
        33% off
        $959 $640
      • SEA 6:45 PM
        19h 20m
        1 stop
        OTP 12:05 AM
        Seattle - Bucharest | Fri, Nov 6 | British Airways
        OTP 4:00 PM
        29h 25m
        1 stop
        SEA 11:25 AM
        Bucharest - Seattle | Fri, Nov 13 | British Airways
        $654
        32% off
        $959 $654
      • SEA 8:20 PM
        19h
        1 stop
        OTP 1:20 AM
        Seattle - Bucharest | Sat, Oct 17 | British Airways
        OTP 8:15 AM
        20h 10m
        1 stop
        SEA 6:25 PM
        Bucharest - Seattle | Sat, Oct 24 | British Airways
        $673
        30% off
        $959 $673
      • SEA 8:05 PM
        14h 10m
        1 stop
        OTP 8:15 PM
        Seattle - Bucharest | Sun, Nov 8 | Turkish Airlines
        OTP 3:35 PM
        35h 35m
        1 stop
        SEA 5:10 PM
        Bucharest - Seattle | Sun, Nov 15 | Turkish Airlines
        $680
        28% off
        $959 $680
      • SEA 8:05 PM
        26h 35m
        1 stop
        OTP 8:40 AM
        Seattle - Bucharest | Mon, Nov 9 | Turkish Airlines
        OTP 10:00 AM
        17h 10m
        1 stop
        SEA 5:10 PM
        Bucharest - Seattle | Mon, Nov 16 | Turkish Airlines
        $680
        28% off
        $959 $680
      • SEA 7:05 PM
        27h 35m
        1 stop
        OTP 8:40 AM
        Seattle - Bucharest | Mon, Nov 30 | Turkish Airlines
        OTP 10:00 AM
        17h 10m
        1 stop
        SEA 5:10 PM
        Bucharest - Seattle | Mon, Dec 7 | Turkish Airlines
        $680
        28% off
        $959 $680
      • SEA 7:05 PM
        15h 10m
        1 stop
        OTP 8:15 PM
        Seattle - Bucharest | Sun, Nov 29 | Turkish Airlines
        OTP 10:00 AM
        17h 10m
        1 stop
        SEA 5:10 PM
        Bucharest - Seattle | Sun, Dec 6 | Turkish Airlines
        $700
        27% off
        $959 $700
      • SEA 1:00 PM
        17h 25m
        1 stop
        BUH 2:00 PM
        Seattle - Bucharest | Thu, Oct 8 | Normal Airline
        BUH 3:00 PM
        6h
        Nonstop
        SEA 4:00 PM
        Bucharest - Seattle | Sat, Oct 10 | Normal Airline
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        Find more flights
      • SEA 3:55 PM
        17h
        1 stop
        OTP 6:55 PM
        Seattle - Bucharest | Wed, Oct 7 | Scandinavian Airlines
        $389 $744
        48% off
        48% off
        $744 $389
      • SEA 4:50 PM
        21h 20m
        1 stop
        OTP 12:10 AM
        Seattle - Bucharest | Fri, Nov 6 | Delta Air Lines
        $417 $744
        44% off
        44% off
        $744 $417
      • SEA 6:55 PM
        19h 15m
        1 stop
        OTP 12:10 AM
        Seattle - Bucharest | Fri, Nov 6 | Alaska Airlines
        $419 $744
        44% off
        44% off
        $744 $419
      • SEA 4:50 PM
        19h
        1 stop
        OTP 9:50 PM
        Seattle - Bucharest | Fri, Nov 6 | Virgin Atlantic
        $427
        43% off
        $744 $427
      • SEA 6:45 PM
        34h 20m
        1 stop
        OTP 3:05 PM
        Seattle - Bucharest | Fri, Nov 6 | British Airways
        $482
        35% off
        $744 $482
      • SEA 1:50 PM
        24h 5m
        1 stop
        OTP 11:55 PM
        Seattle - Bucharest | Fri, Nov 6 | United Airlines
        $492
        34% off
        $744 $492
      • SEA 1:50 PM
        24h 5m
        1 stop
        OTP 11:55 PM
        Seattle - Bucharest | Fri, Nov 6 | Lufthansa
        $503
        32% off
        $744 $503
      • SEA 6:45 PM
        19h 20m
        1 stop
        OTP 12:05 AM
        Seattle - Bucharest | Tue, Nov 17 | British Airways
        $535
        28% off
        $744 $535
      • SEA 3:25 PM
        21h 50m
        1 stop
        OTP 11:15 PM
        Seattle - Bucharest | Tue, Nov 17 | Delta Air Lines
        $536
        28% off
        $744 $536
      • SEA 2:50 PM
        17h 40m
        1 stop
        OTP 6:30 PM
        Seattle - Bucharest | Tue, Nov 17 | Lufthansa
        $543
        27% off
        $744 $543
      • SEA 1:00 PM
        17h 25m
        1 stop
        BUH 2:00 PM
        Seattle - Bucharest | Thu, Oct 8 | Normal Airline
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        Find more flights

Which airlines are the most popular for Seattle to Bucharest flights?

You can choose from 1 airlines that fly from Seattle to Bucharest, including Turkish Airlines, Scandinavian Airlines has lowest fares on this route.
Turkish Airlines logo Turkish Airlines
Airlines are determined based on actual purchased flight tickets from Seattle to Bucharest according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Seattle to Bucharest (SEA-BUH)?

    Based on Trip.com data, Scandinavian Airlines offers one-way fares as low as $389 on Cheapest nonstop routes (e.g. SEA to OTP on Wed, Oct 7), while British Airways offers Cheapest nonstop round-trips from $625 departing on Sun, Oct 18 and returning on Sun, Oct 25.
  • At the moment, several airlines serve connecting flights from Seattle to Bucharest, including: Turkish Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seattle to Bucharest is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Seattle to Bucharest, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Oct 7, with one-way flights priced at just $389.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Scandinavian Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Bucharest travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seattle to Bucharest is October, when demand for travel is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Seattle to Bucharest on October 26, 2026 with Alaska Airlines, with prices starting at $455.
  • You can arrive at any of the following airports in Bucharest: Bucharest Henri Coandă International Airport (OTP), and Bucharest Băneasa - Aurel Vlaicu International Airport (BBU). Flights from Seattle-Tacoma International Airport to Bucharest Henri Coandă International Airport (SEA-OTP) are by far the most popular option for this route.
  • The time difference between Bucharest and Seattle is 10h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Seattle to Bucharest is $594. Fares vary by travel date, airline and availability.
  • Enter Seattle and Bucharest, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.