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$498+ Cheap flights from Denver (DEN) to Southampton (SOU)

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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SOU
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Denver to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Southampton (SOU). 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 June 12, 2025.

Round-trip from

$852
(Delta)

One-way from

$498
(KLM)

Popular in

June

Cheapest in

October

Average price

$1,090
From Denver Intl to Southampton Eastleigh
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One-way flight from Denver Intl to Southampton Eastleigh
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Highest demand for flights based on searches. 21% potential increase in price ($207 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Denver to Southampton

Cheapest flights from Denver to Southampton
Explore the most affordable flight options available from Denver to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/12. 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.
Sun 10/512:55 amDEN - SOU
2 stops24h 50mDelta
Thu 10/165:35 pmSOU - DEN
2 stops36h 23mDelta
Deal found 6/12$852
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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 10/99:03 amDEN - SOU
2 stops16h 37mAer Lingus
Fri 10/179:40 amSOU - DEN
2 stops19h 47mAer Lingus
Deal found 6/12$902
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/264:40 pmDEN - SOU
2 stops21h 20mMultiple Airlines
Sat 8/28:25 amSOU - DEN
2 stops17h 30mMultiple Airlines
Deal found 6/11$1,122

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Southampton 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 June 12, 2025.
Use the filters below to find and compare flights from Denver to Southampton that are best for you.

Fly from

Denver

Fly to

Southampton

Route

Depart

Return

Price

DenverSouthampton

DEN - SOU

DENSOU

Denver Intl

Sun 10/5

12:55 am-8:45 am

2 stops24h 50m

Southampton Eastleigh

Thu 10/16

5:35 pm-10:58 pm

2 stops36h 23m

$852

DenverSouthampton

DEN - SOU

DENSOU

Denver Intl

Thu 10/9

9:03 am-8:40 am

2 stops16h 37m

Southampton Eastleigh

Fri 10/17

9:40 am-10:27 pm

2 stops19h 47m

$902

DenverSouthampton

DEN - SOU

DENSOU

Denver Intl

Sat 7/26

4:40 pm-9:00 pm

2 stops21h 20m

Southampton Eastleigh

Sat 8/2

8:25 am-6:55 pm

2 stops17h 30m

$1,122

DenverSouthampton

DEN - SOU

DENSOU

Denver Intl

Wed 11/12

4:40 pm-4:50 pm

2 stops17h 10m

$498

DenverSouthampton

DEN - SOU

DENSOU

Denver Intl

Thu 9/25

6:45 am-8:45 am

2 stops19h 00m

$512

DenverSouthampton

DEN - SOU

DENSOU

Denver Intl

Thu 9/25

7:55 pm-7:30 pm

1 stop16h 35m

$559

DenverSouthampton

DEN - SOU

DENSOU

Denver Intl

Wed 11/12

2:23 pm-8:10 am

3 stops34h 47m

$734

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Denver to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Denver with our price prediction graph.
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 Denver to Southampton

What is the cheapest month to book a flight from Denver to Southampton?

Currently, November is the cheapest month in which you can book a flight from Denver to Southampton (average of $787). Flying from Denver to Southampton in June is currently the most expensive (average of $1,308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to SOU?

Find hourly flight availability from Denver to Southampton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Denver to Southampton at noon. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight in the morning.

Rainfall in Southampton by month

Plan your trip to Southampton by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southampton ranges from 1.0 - 3.0 inches per month. December is typically the wettest month, when rainfall can reach 3.0 in. July is typically the driest time to visit Southampton when rainfall is around 1.0 in.

Temperature in Southampton by month

Plan your trip to Southampton by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southampton, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Southampton

Get insights into the airlines that provide service to Southampton. 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 Southampton. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.1
Good
1,117 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Denver to Southampton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Denver to Southampton round-trip?

    Our cheapest airline available from Denver to Southampton is Delta. Our recent data shows that you can find tickets from as low as $852 on this airline. An additional option worth looking into is Aer Lingus, starting at $902.

  • What are the cheapest airlines to fly from Denver to Southampton one-way?

    The cheapest airline one-way is KLM, with whom users have recently found tickets for as low as $498. However, be on the lookout for offers from Delta and Aer Lingus, as they are both options that can get you from Denver to Southampton for a low price.

  • Can I find deals for flights from Denver to Southampton that include hotel bookings?

    Yes. In addition to deals on Denver to Southampton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Southampton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Southampton.

  • Can I find deals for business class flights from Denver to Southampton?

    Yes. Cheapflights offers flight deals from Denver to Southampton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Southampton?

    Currently, November is the cheapest month in which you can book a flight from Denver to Southampton (average of $787). Flying from Denver to Southampton in June is currently the most expensive (average of $1,308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Denver to Southampton

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Top 2 airlines flying from Denver to Southampton

Discover the top 2 airlines that operate flights from Denver to Southampton. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$782Average$983FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$882Average$1,066FlexibilityNo cancel feeOn-timeN/A

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