Trip.com
>
Flights
>
Flights to United States
>
Flights to Tennessee
>
Flights to Bristol
Hotels in Bristol
>
Flights from Portland to Bristol

Find flight deals from Portland to Bristol for the next 3 months. Book one way flights from AED 1,133 or round trip flights from AED 1,424.

      • PWM 6:08 AM
        6h 4m
        1 stop
        TRI 12:12 PM
        Portland - Bristol | Thu, Dec 18 | Delta Air Lines
        TRI 3:07 PM
        7h 36m
        1 stop
        PWM 10:43 PM
        Bristol - Portland | Thu, Dec 25 | Delta Air Lines
        AED 1,424 AED 2,114
        33% OFF
        33% OFF
        AED 2,114 AED 1,424
      • PWM 5:30 AM
        6h 56m
        1 stop
        TRI 12:26 PM
        Portland - Bristol | Fri, Jan 23 | Delta Air Lines
        TRI 3:18 PM
        7h 11m
        1 stop
        PWM 10:29 PM
        Bristol - Portland | Sun, Jan 25 | Delta Air Lines
        AED 1,474 AED 2,114
        30% OFF
        30% OFF
        AED 2,114 AED 1,474
      • PWM 5:30 AM
        7h 32m
        1 stop
        TRI 1:02 PM
        Portland - Bristol | Fri, Jan 16 | Delta Air Lines
        TRI 5:06 PM
        5h 21m
        1 stop
        PWM 10:27 PM
        Bristol - Portland | Sun, Jan 18 | Delta Air Lines
        AED 1,818 AED 2,114
        14% OFF
        14% OFF
        AED 2,114 AED 1,818
      • PWM 1:00 PM
        17h 25m
        1 stop
        TRI Invalid Date
        Portland - Bristol | Mon, Dec 15 | Normal Airline
        TRI 3:00 PM
        6h
        Nonstop
        PWM 4:00 PM
        Bristol - Portland | Wed, Dec 17 | Normal Airline
        Find More Flights
        Find More Flights
      • PWM 5:30 AM
        6h 56m
        1 stop
        TRI 12:26 PM
        Portland - Bristol | Wed, Jan 21 | Delta Air Lines
        AED 1,133 AED 2,643
        56% OFF
        56% OFF
        AED 2,643 AED 1,133
      • PWM 5:45 AM
        17h 4m
        1 stop
        TRI 10:49 PM
        Portland - Bristol | Sun, Dec 28 | Delta Air Lines
        AED 1,837 AED 2,643
        31% OFF
        31% OFF
        AED 2,643 AED 1,837
      • PWM 5:45 AM
        7h 24m
        1 stop
        TRI 1:09 PM
        Portland - Bristol | Sat, Dec 27 | Delta Air Lines
        AED 2,197 AED 2,643
        17% OFF
        17% OFF
        AED 2,643 AED 2,197
      • PWM 5:45 AM
        7h 24m
        1 stop
        TRI 1:09 PM
        Portland - Bristol | Fri, Dec 26 | Delta Air Lines
        AED 2,273
        14% OFF
        AED 2,643 AED 2,273
      • PWM 1:00 PM
        17h 25m
        1 stop
        TRI Invalid Date
        Portland - Bristol | Mon, Dec 15 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Portland to Bristol are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Portland to Bristol

The distance between Portland and Bristol is approximately 1,299.98 km. Based on Trip.com's data travel demand peaks in October. The off-season for travel is August.

Cheapest one-way flight priceAED 1,133
Cheapest round-trip ticket priceAED 1,424
Off-season for travelAugust
Peak season for travelOctober
Flight distance1,299.98 km

When is the cheapest time to fly from Portland to Bristol?

The cheapest time for Portland to Bristol flights: Jan 18 to Jan 25 — one way flight prices from AED 1,132.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Portland to Bristol, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Portland to Bristol (PWM-TRI)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as AED 1,133 on Cheapest nonstop routes (e.g. PWM to TRI on Wed, Jan 21), while Delta Air Lines offers Cheapest nonstop round-trips from AED 1,424 departing on Thu, Dec 18 and returning on Thu, Dec 25.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Portland to Bristol 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 Portland to Bristol, 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, Jan 21, with one-way flights priced at just AED 1,133.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
    · 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 Bristol travel is around October.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Portland to Bristol is August, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Portland to Bristol on December 18, 2025 with Delta Air Lines, with prices starting at AED 1,423.
  • The time difference between Bristol and Portland is 0h.
  • 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.

Explore More Popular Flights