$456+ Cheap flights from Denver (DEN) to Basel EuroAirport Swiss (BSL)
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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BSL
Mar 5 — Mar 121
1 adult, Economy
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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
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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 Denver to Basel
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Cheapest flights from Denver to BaselExplore the most affordable flight options available from Denver to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
Explore the most affordable flight options available from Denver to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
This British Airways deal was found by Cheapflights users on 2/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:25 pm
DEN
- BSL
1 stop20h 10m
British Airways
Tue 3/317:10 pm
BSL
- DEN
1 stop29h 20m
British Airways
Deal found 2/2![British Airways logo]()
$733
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 3/166:25 pm
DEN
- BSL
1 stop16h 50m
American Airlines
Tue 3/3111:55 am
BSL
- DEN
2 stops18h 42m
American Airlines
Deal found 2/2![American Airlines logo]()
$736
This oojo deal was found by Cheapflights users on 2/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:58 pm
DEN
- BSL
2 stops17h 42m
British Airways
Wed 3/253:50 pm
BSL
- DEN
2 stops39h 04m
British Airways
Deal found 2/1![British Airways logo]()
$737
This Air France deal was found by Cheapflights users on 2/2. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1611:35 am
DEN
- BSL
2 stops16h 05m
Air France
Tue 3/316:30 am
BSL
- DEN
2 stops18h 37m
Air France
Deal found 2/2![Air France logo]()
$739
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:25 pm
DEN
- BSL
1 stop16h 50m
Multiple Airlines
Tue 3/317:10 pm
BSL
- DEN
1 stop29h 20m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$747
This oojo deal was found by Cheapflights users on 2/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:20 pm
DEN
- BSL
1 stop30h 40m
Turkish Airlines
Thu 3/56:05 pm
BSL
- DEN
1 stop31h 30m
Turkish Airlines
Deal found 2/1![Turkish Airlines logo]()
$762
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:20 pm
DEN
- BSL
1 stop12h 10m
Lufthansa
Tue 3/1710:35 am
BSL
- DEN
1 stop13h 25m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$801
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/74:05 pm
DEN
- BSL
1 stop12h 20m
Lufthansa
Tue 4/148:15 am
BSL
- DEN
2 stops16h 14m
Lufthansa
Deal found 2/1![Lufthansa logo]()
$811
Best flights from Denver to BaselDiscover carefully curated flight deals from Denver to Basel that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from Denver to Basel that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This British Airways deal was found by Cheapflights users on 2/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:25 pm
DEN
- BSL
1 stop20h 10m
British Airways
Tue 3/317:10 pm
BSL
- DEN
1 stop29h 20m
British Airways
Deal found 2/2![British Airways logo]()
$733
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 3/166:25 pm
DEN
- BSL
1 stop16h 50m
American Airlines
Tue 3/3111:55 am
BSL
- DEN
2 stops18h 42m
American Airlines
Deal found 2/2![American Airlines logo]()
$736
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:25 pm
DEN
- BSL
1 stop16h 50m
Multiple Airlines
Tue 3/317:10 pm
BSL
- DEN
1 stop29h 20m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$747
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/74:05 pm
DEN
- BSL
1 stop12h 20m
Lufthansa
Tue 4/1411:00 am
BSL
- DEN
1 stop12h 40m
Lufthansa
Deal found 2/1![Lufthansa logo]()
$801
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Thu 3/199:20 pm
DEN
- BSL
1 stop15h 20m
United Airlines
Thu 3/269:50 am
BSL
- DEN
1 stop17h 05m
United Airlines
Deal found 2/2![United Airlines logo]()
$876
This oojo deal was found by Cheapflights users on 2/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/147:20 pm
DEN
- BSL
1 stop37h 50m
Turkish Airlines
Sat 2/2110:55 am
BSL
- DEN
2 stops43h 10m
Turkish Airlines
Deal found 2/1![Turkish Airlines logo]()
$877
This oojo deal was found by Cheapflights users on 2/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:58 pm
DEN
- BSL
2 stops17h 42m
British Airways
Wed 3/253:50 pm
BSL
- DEN
2 stops39h 04m
British Airways
Deal found 2/1![British Airways logo]()
$737
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:20 pm
DEN
- BSL
1 stop12h 10m
Lufthansa
Tue 3/176:50 am
BSL
- DEN
2 stops15h 45m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$834
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:54 pm
DEN
- BSL
2 stops16h 26m
Lufthansa
Thu 3/510:35 am
BSL
- DEN
1 stop13h 25m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$840
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/195:45 pm
DEN
- BSL
1 stop12h 00m
Lufthansa
Fri 2/271:10 pm
BSL
- DEN
2 stops16h 55m
Lufthansa
Deal found 2/1![Lufthansa logo]()
$869
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/195:45 pm
DEN
- BSL
1 stop12h 00m
Lufthansa
Sun 3/110:45 am
BSL
- DEN
2 stops16h 46m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$914
Last-minute flights from Denver to BaselDiscover last-minute flight deals from Denver to Basel. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Basel. Data last updated February 3, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 2/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:20 pm
DEN
- BSL
1 stop30h 40m
Turkish Airlines
Thu 3/56:05 pm
BSL
- DEN
1 stop31h 30m
Turkish Airlines
Deal found 2/1![Turkish Airlines logo]()
$762
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:20 pm
DEN
- BSL
1 stop12h 10m
Lufthansa
Tue 3/1710:35 am
BSL
- DEN
1 stop13h 25m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$801
This British Airways deal was found by Cheapflights users on 2/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:25 pm
DEN
- BSL
1 stop20h 10m
British Airways
Tue 3/317:10 pm
BSL
- DEN
1 stop29h 20m
British Airways
Deal found 2/2![British Airways logo]()
$733
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 3/166:25 pm
DEN
- BSL
1 stop16h 50m
American Airlines
Tue 3/3111:55 am
BSL
- DEN
2 stops18h 42m
American Airlines
Deal found 2/2![American Airlines logo]()
$736
This Air France deal was found by Cheapflights users on 2/2. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1611:35 am
DEN
- BSL
2 stops16h 05m
Air France
Tue 3/316:30 am
BSL
- DEN
2 stops18h 37m
Air France
Deal found 2/2![Air France logo]()
$739
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:25 pm
DEN
- BSL
1 stop16h 50m
Multiple Airlines
Tue 3/317:10 pm
BSL
- DEN
1 stop29h 20m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$747
This oojo deal was found by Cheapflights users on 2/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:58 pm
DEN
- BSL
2 stops17h 42m
British Airways
Wed 3/253:50 pm
BSL
- DEN
2 stops39h 04m
British Airways
Deal found 2/1![British Airways logo]()
$737
One-way flights from Denver to BaselSearch for one-way flight options from Denver to Basel. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from Denver to Basel. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Sun 5/248:10 pm
DEN
- BSL
2 stops57h 40m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$456
This Cheapflightsfares deal was found by Cheapflights users on 1/31. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:00 pm
DEN
- BSL
2 stops15h 30m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$535
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1211:22 am
DEN
- BSL
2 stops15h 33m
Lufthansa
Deal found 2/1![Lufthansa logo]()
$673
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/314:15 pm
DEN
- BSL
1 stop12h 10m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$680
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/234:05 pm
DEN
- BSL
1 stop12h 20m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$941
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/204:05 pm
DEN
- BSL
1 stop12h 20m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$1,005
This Cheapflightsfares deal was found by Cheapflights users on 1/31. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/911:15 am
DEN
- BSL
2 stops14h 00m
Lufthansa
Deal found 1/31![Lufthansa logo]()
$1,009
Find flight deals from Denver to Basel
Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Basel (BSL). 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 February 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $733 (British Airways) |
One-way from | $456 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Denver to Basel 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 February 3, 2026.
Use the filters below to find and compare flights from Denver to Basel EuroAirport Swiss that are best for you.
Fly from
Denver
Fly to
Basel
Route
Depart
Return
Price
DenverBasel
DEN - BSL
DENBSL
Denver Intl
Mon 3/16
6:25 pm-9:35 pm
1 stop20h 10m
Basel EuroAirport Swiss
Tue 3/31
7:10 pm-4:30 pm
1 stop29h 20m
$733
DenverBasel
DEN - BSL
DENBSL
Denver Intl
Mon 3/16
6:25 pm-6:15 pm
1 stop16h 50m
Basel EuroAirport Swiss
Tue 3/31
11:55 am-10:37 pm
2 stops18h 42m
$736
DenverBasel
DEN - BSL
DENBSL
Denver Intl
Wed 3/18
5:58 pm-6:40 pm
2 stops17h 42m
Basel EuroAirport Swiss
Wed 3/25
3:50 pm-11:54 pm
2 stops39h 04m
$737
DenverBasel
DEN - BSL
DENBSL
Denver Intl
Mon 3/16
6:25 pm-6:15 pm
1 stop16h 50m
Basel EuroAirport Swiss
Tue 3/31
7:10 pm-4:30 pm
1 stop29h 20m
$747
DenverBasel
DEN - BSL
DENBSL
Denver Intl
Tue 4/7
4:05 pm-12:25 pm
1 stop12h 20m
Basel EuroAirport Swiss
Tue 4/14
11:00 am-3:40 pm
1 stop12h 40m
$801
DenverBasel
DEN - BSL
DENBSL
Denver Intl
Tue 3/10
5:20 pm-12:30 pm
1 stop12h 10m
Basel EuroAirport Swiss
Tue 3/17
6:50 am-3:35 pm
2 stops15h 45m
$834
DenverBasel
DEN - BSL
DENBSL
Denver Intl
Thu 2/26
5:54 pm-6:20 pm
2 stops16h 26m
Basel EuroAirport Swiss
Thu 3/5
10:35 am-4:00 pm
1 stop13h 25m
$840
DenverBasel
DEN - BSL
DENBSL
Denver Intl
Thu 2/19
5:45 pm-1:45 pm
1 stop12h 00m
Basel EuroAirport Swiss
Fri 2/27
1:10 pm-10:05 pm
2 stops16h 55m
$869
DenverBasel
DEN - BSL
DENBSL
Denver Intl
Thu 3/19
9:20 pm-7:40 pm
1 stop15h 20m
Basel EuroAirport Swiss
Thu 3/26
9:50 am-7:55 pm
1 stop17h 05m
$876
DenverBasel
DEN - BSL
DENBSL
Denver Intl
Sat 2/14
7:20 pm-5:10 pm
1 stop37h 50m
Basel EuroAirport Swiss
Sat 2/21
10:55 am-10:05 pm
2 stops43h 10m
$877
Showing 1-10 of 19 results
Compare providers for flights from Denver to Basel
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 Denver to Basel in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Denver-Basel EuroAirport Swiss flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Basel EuroAirport Swiss flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Basel EuroAirport Swiss flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Denver-Basel EuroAirport Swiss 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 Denver-Basel EuroAirport Swiss 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 Denver to Basel
Have a flexible travel schedule? Discover the best time to fly to Basel from Denver with our price prediction graph.
DEN-BSL
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.