$169+ Cheap flights from Chattanooga to Portland, ME (CHA - PWM)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — PWM
Jun 15 — Jun 221
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Chattanooga to Portland with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Chattanooga to Portland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Chattanooga to PortlandExplore the most affordable flight options available from Chattanooga to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.
Explore the most affordable flight options available from Chattanooga to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/174:06 pm
CHA
- PWM
1 stop6h 59m
Delta
Wed 6/246:57 pm
PWM
- CHA
1 stop4h 46m
Delta
Deal found 5/13![Delta logo]()
$291
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:00 pm
CHA
- PWM
1 stop6h 29m
Delta
Fri 7/35:41 pm
PWM
- CHA
1 stop5h 06m
Delta
Deal found 5/13![Delta logo]()
$294
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/174:06 pm
CHA
- PWM
2 stops8h 46m
Delta
Wed 7/16:00 am
PWM
- CHA
1 stop6h 23m
Delta
Deal found 5/13![Delta logo]()
$296
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/124:06 pm
CHA
- PWM
1 stop6h 59m
Delta
Fri 6/196:57 pm
PWM
- CHA
1 stop5h 00m
Delta
Deal found 5/14![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/164:06 pm
CHA
- PWM
2 stops7h 23m
Delta
Wed 6/246:00 am
PWM
- CHA
2 stops8h 05m
Delta
Deal found 5/13![Delta logo]()
$301
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/125:00 pm
CHA
- PWM
1 stop6h 29m
Delta
Thu 6/186:57 pm
PWM
- CHA
1 stop5h 00m
Delta
Deal found 5/13![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/125:00 pm
CHA
- PWM
1 stop6h 29m
Delta
Wed 6/246:25 am
PWM
- CHA
2 stops8h 55m
Delta
Deal found 5/13![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:28 pm
CHA
- PWM
1 stop6h 14m
American Airlines
Wed 7/15:04 pm
PWM
- CHA
1 stop4h 51m
American Airlines
Deal found 5/13![American Airlines logo]()
$311
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/166:28 pm
CHA
- PWM
1 stop6h 14m
American Airlines
Tue 6/235:58 pm
PWM
- CHA
1 stop6h 21m
American Airlines
Deal found 5/15![American Airlines logo]()
$314
Best flights from Chattanooga to PortlandDiscover carefully curated flight deals from Chattanooga to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 16, 2026.
Discover carefully curated flight deals from Chattanooga to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 16, 2026.
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/174:06 pm
CHA
- PWM
1 stop6h 59m
Delta
Tue 6/306:00 am
PWM
- CHA
1 stop6h 23m
Delta
Deal found 5/14![Delta logo]()
$291
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/172:50 pm
CHA
- PWM
2 stops10h 02m
Delta
Wed 7/111:02 am
PWM
- CHA
1 stop5h 18m
Delta
Deal found 5/14![Delta logo]()
$296
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/162:50 pm
CHA
- PWM
2 stops8h 39m
Delta
Tue 6/2311:02 am
PWM
- CHA
1 stop5h 18m
Delta
Deal found 5/14![Delta logo]()
$296
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/172:50 pm
CHA
- PWM
2 stops10h 02m
Delta
Fri 7/36:00 am
PWM
- CHA
1 stop6h 23m
Delta
Deal found 5/13![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:35 am
CHA
- PWM
2 stops8h 38m
Delta
Tue 8/186:00 am
PWM
- CHA
2 stops7h 58m
Delta
Deal found 5/11![Delta logo]()
$301
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:00 am
CHA
- PWM
1 stop4h 23m
Delta
Sat 5/3011:55 am
PWM
- CHA
1 stop6h 19m
Delta
Deal found 5/11![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/125:00 pm
CHA
- PWM
1 stop6h 29m
Delta
Thu 6/186:25 am
PWM
- CHA
2 stops8h 55m
Delta
Deal found 5/13![Delta logo]()
$322
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/123:15 pm
CHA
- PWM
1 stop7h 18m
Delta
Sat 9/196:00 am
PWM
- CHA
1 stop6h 19m
Delta
Deal found 5/11![Delta logo]()
$334
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:00 am
CHA
- PWM
1 stop5h 53m
Delta
Mon 10/2610:00 am
PWM
- CHA
2 stops12h 06m
Delta
Deal found 5/15![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:12 pm
CHA
- PWM
1 stop7h 06m
Delta
Mon 6/811:48 am
PWM
- CHA
2 stops10h 14m
Delta
Deal found 5/14![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/174:06 pm
CHA
- PWM
2 stops8h 46m
Delta
Mon 6/226:57 pm
PWM
- CHA
1 stop5h 00m
Delta
Deal found 5/11![Delta logo]()
$339
Last-minute flights from Chattanooga to PortlandDiscover last-minute flight deals from Chattanooga to Portland. Data last updated May 16, 2026 and is based on user searches.
Discover last-minute flight deals from Chattanooga to Portland. Data last updated May 16, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/124:06 pm
CHA
- PWM
1 stop6h 59m
Delta
Fri 6/196:57 pm
PWM
- CHA
1 stop5h 00m
Delta
Deal found 5/14![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/125:00 pm
CHA
- PWM
1 stop6h 29m
Delta
Thu 6/186:57 pm
PWM
- CHA
1 stop5h 00m
Delta
Deal found 5/13![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/125:00 pm
CHA
- PWM
1 stop6h 29m
Delta
Wed 6/246:25 am
PWM
- CHA
2 stops8h 55m
Delta
Deal found 5/13![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/164:06 pm
CHA
- PWM
2 stops7h 23m
Delta
Wed 6/246:00 am
PWM
- CHA
2 stops8h 05m
Delta
Deal found 5/13![Delta logo]()
$301
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/166:28 pm
CHA
- PWM
1 stop6h 14m
American Airlines
Tue 6/235:58 pm
PWM
- CHA
1 stop6h 21m
American Airlines
Deal found 5/15![American Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:00 pm
CHA
- PWM
1 stop6h 29m
Delta
Tue 6/2311:02 am
PWM
- CHA
1 stop5h 18m
Delta
Deal found 5/13![Delta logo]()
$291
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:00 pm
CHA
- PWM
1 stop6h 29m
Delta
Fri 7/35:41 pm
PWM
- CHA
1 stop5h 06m
Delta
Deal found 5/13![Delta logo]()
$294
This American Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:28 pm
CHA
- PWM
1 stop6h 14m
American Airlines
Wed 7/15:04 pm
PWM
- CHA
1 stop4h 51m
American Airlines
Deal found 5/13![American Airlines logo]()
$311
One-way flights from Chattanooga to PortlandSearch for one-way flight options from Chattanooga to Portland. Find affordable one-way fares based on user searches. Data last updated May 16, 2026.
Search for one-way flight options from Chattanooga to Portland. Find affordable one-way fares based on user searches. Data last updated May 16, 2026.
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/85:00 pm
CHA
- PWM
1 stop6h 29m
Delta
Deal found 5/14![Delta logo]()
$169
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/162:50 pm
CHA
- PWM
2 stops8h 39m
Delta
Deal found 5/14![Delta logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/810:04 pm
CHA
- PWM
3 stops43h 41m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1610:26 am
CHA
- PWM
3 stops24h 01m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:50 pm
CHA
- PWM
1 stop4h 30m
Delta
Deal found 5/14![Delta logo]()
$384
This United Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:55 am
CHA
- PWM
2 stops13h 29m
United Airlines
Deal found 5/14![United Airlines logo]()
$455
This deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:58 pm
CHA
- PWM
1 stop5h 32m
United Airlines
Deal found 5/13![United Airlines logo]()
$470
Find flight deals from Chattanooga to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Chattanooga (CHA) to Portland (PWM). 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 May 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $291 (Delta) |
One-way from | $169 (Delta) |
Popular in | November |
Cheapest in | March |
Average price | $286 |
Cheapflights Fare Finder
Customize your flight search to find flights from Chattanooga to Portland 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 2,558,603 searches. Data last updated May 16, 2026.
Use the filters below to find and compare flights from Chattanooga to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChattanoogaPortland
CHA - PWM
CHAPWM
Chattanooga Lovell Field
Wed 6/17
4:06 pm-11:05 pm
1 stop6h 59m
Portland
Tue 6/30
6:00 am-12:23 pm
1 stop6h 23m
$291
ChattanoogaPortland
CHA - PWM
CHAPWM
Chattanooga Lovell Field
Wed 6/17
2:50 pm-12:52 am
2 stops10h 02m
Portland
Wed 7/1
11:02 am-4:20 pm
1 stop5h 18m
$296
ChattanoogaPortland
CHA - PWM
CHAPWM
Chattanooga Lovell Field
Tue 6/16
2:50 pm-11:29 pm
2 stops8h 39m
Portland
Tue 6/23
11:02 am-4:20 pm
1 stop5h 18m
$296
ChattanoogaPortland
CHA - PWM
CHAPWM
Chattanooga Lovell Field
Wed 6/17
2:50 pm-12:52 am
2 stops10h 02m
Portland
Fri 7/3
6:00 am-12:23 pm
1 stop6h 23m
$299
ChattanoogaPortland
CHA - PWM
CHAPWM
Chattanooga Lovell Field
Wed 8/12
5:35 am-2:13 pm
2 stops8h 38m
Portland
Tue 8/18
6:00 am-1:58 pm
2 stops7h 58m
$301
Quickest round-trip
ChattanoogaPortland
CHA - PWM
CHAPWM
Chattanooga Lovell Field
Tue 5/26
6:00 am-10:23 am
1 stop4h 23m
Portland
Sat 5/30
11:55 am-6:14 pm
1 stop6h 19m
$317
ChattanoogaPortland
CHA - PWM
CHAPWM
Chattanooga Lovell Field
Fri 6/12
5:00 pm-11:29 pm
1 stop6h 29m
Portland
Thu 6/18
6:25 am-3:20 pm
2 stops8h 55m
$322
ChattanoogaPortland
CHA - PWM
CHAPWM
Chattanooga Lovell Field
Sat 9/12
3:15 pm-10:33 pm
1 stop7h 18m
Portland
Sat 9/19
6:00 am-12:19 pm
1 stop6h 19m
$334
ChattanoogaPortland
CHA - PWM
CHAPWM
Chattanooga Lovell Field
Fri 10/23
6:00 am-11:53 am
1 stop5h 53m
Portland
Mon 10/26
10:00 am-10:06 pm
2 stops12h 06m
$337
ChattanoogaPortland
CHA - PWM
CHAPWM
Chattanooga Lovell Field
Thu 6/4
4:12 pm-11:18 pm
1 stop7h 06m
Portland
Mon 6/8
11:48 am-10:02 pm
2 stops10h 14m
$337
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Chattanooga to Portland
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chattanooga to Portland in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chattanooga-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chattanooga-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chattanooga-Portland, Maine flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chattanooga-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chattanooga-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Chattanooga to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Chattanooga with our price prediction graph.
CHA-PWM
Estimated round-trip 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.
Cheapflights Insights
Everything you need to know about your flight from Chattanooga to Portland
How far ahead should I book a flight from Chattanooga to Portland, Maine?
To ensure you get the cheapest price possible for a flight from Chattanooga to Portland, Maine, you should look to book at least 22 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
How much does it cost to fly round-trip from Chattanooga to Portland, Maine?
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated May 16, 2026.
See what other customers who have flown with Delta and American Airlines from Chattanooga to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Chattanooga to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsNorth Conway
Brunswick
Lewiston
Conway
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from Chattanooga
Popular flights
Portland flight routes
Alternative routes for Chattanooga to Portland
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Chattanooga to Portland by cabin class
Find flights from Chattanooga to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Chattanooga and Portland flights
Browse other Chattanooga and Portland flight options. Last updated on May 16, 2026.
Other flights from Chattanooga
Browse through other flights departing from Chattanooga. Flights are based on user searches made on Cheapflights and were last updated on May 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 16, 2026.
Top 2 airlines flying from Chattanooga to Portland
Discover the top 2 airlines that operate flights from Chattanooga to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$143 | Average$306 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$258 | Average$372 | FlexibilityNo cancel fee | On-time71% |